Journal articleContemp Clin Trials · August 2026
BACKGROUND: Obesity is a growing epidemic associated with cardiovascular disease (CVD). The RESILIENCE study aimed to understand the factors underlying heterogeneity in CVD development among individuals with obesity as well as the variability in response t ...
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Journal articleJACC Basic Transl Sci · July 22, 2026
Patients with and without obstructive coronary artery disease (oCAD) experience heterogeneous cardiovascular risk, and coronary computed tomography angiography (CCTA) high-risk plaque features are not universally available. This study evaluated whether cir ...
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Journal articleJACC Adv · July 10, 2026
BACKGROUND: Residual major adverse cardiovascular event (MACE) risk persists despite successful prevention of cardiovascular disease (CVD) with statin therapy among people with HIV (PWH). Identifying key biomarkers related to residual cardiovascular risk i ...
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Journal articleJCI Insight · July 2, 2026
Adults with type 2 diabetes mellitus (T2DM) are at increased risk for stroke, myocardial infarction, and cardiovascular death, yet individual risk is heterogeneous and incompletely captured by clinical models. In the Exenatide Study of Cardiovascular Event ...
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Journal articleJACC Cardiovasc Imaging · July 2026
Spotty calcification is a marker of microcalcification in coronary artery plaques, where it becomes large enough to be visible on imaging modalities such as computed tomography. Two prevailing hypotheses posit spotty calcification as either a passive indic ...
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Journal articleAIDS · June 26, 2026
OBJECTIVE: To determine whether pitavastatin reduces enterocyte injury, assessed by intestinal fatty acid-binding protein (I-FABP), among antiretroviral therapy-treated people with HIV (PWH) enrolled in the REPRIEVE mechanistic substudy. DESIGN: Randomized ...
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Journal articleJ Am Heart Assoc · June 2, 2026
BACKGROUND: The American Heart Association Predicting Risk of Cardiovascular Disease Events risk scores estimate cardiovascular disease (CVD) risk, including heart failure (HF) and atherosclerotic CVD (ASCVD) events. Whether they associate with subclinical ...
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Journal articleCirc Cardiovasc Imaging · June 2026
BACKGROUND: The 2016 American Society of Echocardiography (ASE) guidelines for left ventricular diastolic dysfunction (LVDD) classification resulted in a significant proportion of indeterminate classifications and grades. To address these limitations and i ...
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Journal articleClin Gastroenterol Hepatol · May 20, 2026
BACKGROUND & AIMS: Hepatic steatosis has been associated with major adverse cardiovascular events independently of other cardiovascular risk factors and the severity of coronary artery disease. Nevertheless, the relationship between hepatic steatosis, coro ...
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Journal articleLancet HIV · May 2026
BACKGROUND: Integrase strand-transfer inhibitors (INSTIs) are linked to weight gain, but data on their cardiometabolic effects, particularly major adverse cardiovascular events (MACE), are scarce. We aimed to estimate the risk of obesity, diabetes, hyperte ...
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Journal articleLancet HIV · May 2026
BACKGROUND: The Randomized Trial to Prevent Vascular Events in HIV (REPRIEVE) found a 36% reduction in major adverse cardiovascular events (MACE) with pitavastatin in people with HIV. Little is known about the relationship between lipid lowering and MACE i ...
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Journal articleLancet HIV · May 2026
BACKGROUND: People living with HIV have an increased risk of cardiovascular disease, but data on the development and consequences of hypertension remain limited. Using data from REPRIEVE, a global randomised trial of pitavastatin for primary cardiovascular ...
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Journal articleJAMA Netw Open · May 1, 2026
IMPORTANCE: Optimizing participant recruitment is critical to the success and generalizability of clinical research, yet there is limited randomized clinical trial evidence comparing the effects of digital recruitment strategies and message framing on part ...
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Journal articleJ Am Coll Cardiol · April 28, 2026
BACKGROUND: Class III cardiovascular device premarket approval (PMA) studies often fail to fully represent the intended-use population (IUP) owing to low enrollment of racial and ethnic minority subjects and women. The impact of research site selection on ...
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Journal articleAIDS · April 1, 2026
BACKGROUND: There is limited evidence concerning the relationship between cardiometabolic characteristics and health-related quality of life (HRQoL), and potential effects of statin therapy among people with HIV (PWH). METHODS: The Randomized Trial to Prev ...
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Journal articleJACC Cardiovasc Imaging · April 2026
BACKGROUND: The effects of statin therapy on pericoronary adipose tissue (PCAT) and its relationship with plaque progression and outcomes in people with HIV (PWH) remain poorly understood. OBJECTIVES: The aim of this study was to evaluate PCAT density chan ...
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Journal articleCirc Heart Fail · April 2026
BACKGROUND: People with HIV (PWH) may have a higher risk of heart failure (HF) due to traditional and HIV-related factors. Incidence and risk prediction of HF in PWH are not well characterized. We aimed to quantify the risk of HF events in a global populat ...
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Journal articleJACC Adv · April 2026
BACKGROUND: Genetic determinants of resilience remain poorly defined beyond family studies. OBJECTIVES: The purpose of this study was to perform an unbiased study of individuals with discordance between clinical/genetic risk and atherosclerotic burden to d ...
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Journal articleJAMA Netw Open · April 1, 2026
IMPORTANCE: The use of audiovisual aids in the consent process may improve comprehension and willingness to participate in research. However, data supporting this hypothesis are lacking. OBJECTIVE: To determine the impact of audiovisual augmentation of the ...
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Journal articleEur Heart J Cardiovasc Imaging · March 27, 2026
AIMS: Risk factor-weighted clinical likelihood (RF-CL) estimates the probability of obstructive coronary artery disease (CAD) in patients without known CAD. We examined whether adding lipoprotein(a) [Lp(a)] measurements to the RF-CL model improves predicti ...
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Journal articleCardiovasc Revasc Med · March 2026
BACKGROUND: Ischaemic heart disease is the most prevalent form of cardiovascular disease (CVD) worldwide and imposes a substantial burden on healthcare systems. Identification of patients at high risk of events in a tailored primary prevention strategy is ...
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Journal articleJAMA Cardiol · March 1, 2026
IMPORTANCE: Despite the increasing use of coronary computed tomographic angiography (CCTA) in patients with known or suspected coronary artery disease (CAD), comparatively little is known about its predictive value for adverse events or clinical applicabil ...
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Journal articleCirc Cardiovasc Imaging · March 2026
BACKGROUND: Quantitative coronary plaque measures differ in prognostic value between women and men. It remains unclear whether cardiovascular risk increases proportionally with plaque extent in both sexes. We aimed to compare cardiovascular risk trajectori ...
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Journal articleClin Infect Dis · February 25, 2026
BACKGROUND: REPRIEVE findings catalyzed changes to multiple guidelines directing statin therapy prescribing for people with HIV (PWH). US guidelines use the pooled cohort equation (PCE)-derived 10-year atherosclerotic cardiovascular disease (ASCVD) risk sc ...
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Journal articleClin Infect Dis · February 9, 2026
We performed a win ratio (WR) analysis of REPRIEVE, a randomized trial of pitavastatin vs placebo for cardiovascular disease in people with human immunodeficiency virus to assess robustness to event severity. WR aligns with primary findings and provides in ...
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Journal articleClin Infect Dis · February 4, 2026
BACKGROUND: Persons with HIV face increased risks of major adverse cardiovascular events (MACE), partially mitigated by statin therapy. METHODS: We characterized factors associated with MACE and MACE subcomponents among PWH enrolled in REPRIEVE, globally. ...
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Journal articleClin Infect Dis · February 4, 2026
BACKGROUND: People with human immunodeficiency virus (HIV, PWH) exhibit increased cardiovascular disease (CVD) risk and accelerated biological aging. REPRIEVE demonstrated that pitavastatin reduced major adverse cardiovascular events (MACE) in antiretrovir ...
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Journal articleJ Clin Lipidol · February 2026
BACKGROUD: As the burden of atherosclerotic cardiovascular disease (ASCVD) continues to rise, knowing the prevalence of its subclinical form is essential for early risk stratification and prevention. This review investigated the prevalence of carotid subcl ...
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Journal articleAtherosclerosis · February 2026
BACKGROUND: Diabetes mellitus, smoking, hypertension, and hyperlipidemia are well-studied cardiovascular risk factors (CVRF) for coronary artery disease (CAD). However, their combined and individual influence on atherosclerotic total plaque volume (TPV) an ...
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Journal articleArterioscler Thromb Vasc Biol · January 2026
BACKGROUND: People with HIV (PWH) experience higher cardiovascular disease event rates not fully explained by traditional risk factors. Clonal hematopoiesis of indeterminate potential (CHIP), an emerging risk factor for cardiovascular disease in the genera ...
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Journal articleJACC Adv · January 2026
BACKGROUND: Few studies have evaluated the prevalence or severity of mitral valve prolapse (MVP) and other valvular heart disease (VHD) in the rural U.S. South, where strategies for early detection are crucial for risk stratification and prevention. OBJECT ...
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Journal articleAmerican Journal of Preventive Cardiology · January 1, 2026
Background: Although the relationship between smoking and cardiovascular events is well established, it remains uncertain whether the outcomes of noninvasive testing (NIT) influence this relationship and how systemic biomarkers may aid risk stratification ...
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Journal articleJACC Asia · December 30, 2025
BACKGROUND: Atherosclerotic coronary artery disease (ACAD) is a prevalent condition causing a significant number of deaths worldwide. Even though Asian and other non-Western regions are the main drivers of future increase, there are insufficient data on AC ...
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Journal articleJ Am Heart Assoc · December 16, 2025
BACKGROUND: With antiretroviral therapy, people with HIV (PWH) have an increased burden of cardiovascular disease. The REPRIEVE (Randomized Trial to Prevent Vascular Events in HIV) trial demonstrated that pitavastatin reduces major adverse cardiovascular e ...
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Journal articleJACC Adv · December 2025
BACKGROUND: Characterizations of cardiology's professional climate often focus on negative experiences. OBJECTIVES: The study's primary objective was to broadly characterize cardiology climate. METHODS: The American College of Cardiology surveyed 1805 card ...
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Journal articleJ Clin Invest · November 17, 2025
BACKGROUNDStatin therapy lowers the risk of major adverse cardiovascular events (MACE) among people with HIV (PWH). Residual risk pathways contributing to excess MACE beyond LDL-cholesterol (LDL-C) are not well understood. Our objective was to evaluate the ...
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Journal articleAIDS · November 15, 2025
BACKGROUND: Skeletal muscle area and muscle density are key determinants of physical function and typically decline with increasing age. Statins have well known musculoskeletal effects but whether statins impact muscle area or muscle density is not well es ...
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Journal articleAIDS · November 1, 2025
OBJECTIVE: Effects of statins on neurocognitive function remain poorly understood, with some studies suggesting harm and others suggesting benefit. Limited observational data among people with HIV (PWH) is biased by indication for statin prescription. We s ...
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Journal articleEur Heart J Cardiovasc Imaging · October 30, 2025
AIMS: Epicardial adipose tissue (EAT) is a metabolically active fat depot associated with coronary atherosclerosis and cardiovascular (CV) risk. While EAT is a known prognostic marker in lung cancer screening, its sex-specific prognostic value remains uncl ...
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Journal articleAIDS · October 1, 2025
OBJECTIVE: People with HIV (PWH) are at increased risk of sudden cardiac death (SCD) but the mechanisms are unclear limiting prevention efforts. We leveraged the global REPRIEVE trial with carefully adjudicated atherosclerotic cardiovascular disease (ASCVD ...
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Journal articleJAMA Cardiol · October 1, 2025
IMPORTANCE: Symptoms suggestive of coronary artery disease (CAD) often require noninvasive testing for diagnostic and prognostic evaluation. OBJECTIVE: To determine long-term outcomes in patients randomized to functional (stress) vs anatomic (coronary comp ...
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Journal articleJAMA Cardiol · September 1, 2025
IMPORTANCE: Despite major advancements in cardiovascular clinical research, underrepresentation in cardiovascular clinical trials persists, limiting generalizability, access to novel therapies, and equitable care. OBSERVATIONS: Policymakers, funding bodies ...
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Journal articleJACC Adv · September 2025
BACKGROUND: People with HIV (PWH) are at increased risk for atherosclerotic cardiovascular diseases (ASCVDs) and geriatric syndromes, including frailty. REPRIEVE (Randomized Trial to Prevent Vascular Events in HIV) demonstrated a 36% reduction in major adv ...
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Journal articleEur Heart J Cardiovasc Imaging · August 29, 2025
AIMS: To investigate whether the PROMISE Minimal Risk Score (PMRS) enables adjustment of the risk factor-weighted clinical likelihood of obstructive CAD. METHODS AND RESULTS: Two cohorts of stable patients with new-onset chest pain were established: a diag ...
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Journal articleCirc Cardiovasc Interv · August 2025
BACKGROUND: There is heterogeneity in coronary artery disease (CAD) severity among individuals with severe aortic stenosis (AS), but whether this differentially influences prognosis is unknown. METHODS: Patients with severe AS in the PARTNER 1, 2, and 3 tr ...
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Journal articleJACC Cardiovasc Imaging · August 2025
There is an unmet need for new pathways to evaluate therapeutic targets and drugs for coronary artery disease (CAD). The use of major adverse cardiovascular events as a primary outcome is advantageous for rigor, but challenges related to large sample size ...
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Journal articleLancet HIV · July 2025
BACKGROUND: In the REPRIEVE trial of statin therapy in people with HIV, pitavastatin reduced major adverse cardiovascular events (MACE) among those with low-to-moderate risk of cardiovascular disease (CVD). We aimed to investigate associations between form ...
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Journal articleAm J Med Open · June 2025
BACKGROUND: Returning results to research participants is increasingly recognized as an ethical mandate, yet little is known about best practices to optimally communicate urgent or emergent results. METHODS: We describe the development of and experience wi ...
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Journal articleJACC Adv · June 2025
BACKGROUND: In REPRIEVE (Randomized Trial to Prevent Vascular Events in HIV), pitavastatin prevented major adverse cardiovascular events (MACE) and reduced noncalcified coronary plaque (NCP) among people with HIV and low-to-moderate traditional cardiovascu ...
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Journal articleOpen Forum Infect Dis · June 2025
BACKGROUND: Pitavastatin to REduce Physical Function Impairment and FRailty in HIV (PREPARE) found small declines in physical function overall among people with HIV (PWH). However, there was substantial individual variability. The purpose of this prespecif ...
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Journal articleEur Heart J Cardiovasc Imaging · April 30, 2025
AIMS: Models predicting the likelihood of obstructive coronary artery disease (CAD) on invasive coronary angiography exist. However, as stable patients with new-onset chest pain frequently have lower clinical likelihood and preferably undergo index testing ...
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Journal articleOpen Forum Infect Dis · April 2025
BACKGROUND: Prior analyses suggest that the nucleoside reverse transcriptase inhibitor (NRTI) abacavir (ABC), but not tenofovir (TFV), is associated with a 2-fold increase in the hazard of myocardial infarction. the Randomized Trial to Prevent Vascular Eve ...
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Journal articleJACC Adv · April 2025
BACKGROUND: Discrimination and harassment are common in cardiology but data on its impact are limited. OBJECTIVES: This study sought to identify the prevalence and impact of workplace mistreatment among U.S. cardiologists overall and when engaged in clinic ...
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Journal articleLancet HIV · April 2025
BACKGROUND: Given the pleiotropic effects of statins beyond lipid-lowering, statins might positively impact other, non-cardiovascular diseases (non-CVDs). In this study, we prospectively assessed statin effects on non-CVD events and their incidence among p ...
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Journal articleCurr Probl Cardiol · March 2025
BACKGROUND: To assess the association between polysocial risk factors and cardiovascular health (CVH) among women of reproductive age. METHODS: Our cross-sectional analysis included women of reproductive age (18-44 years) from community settings and the Am ...
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Journal articleJAMA Cardiol · March 1, 2025
IMPORTANCE: In a mechanistic substudy of the Randomized Trial to Prevent Vascular Events in HIV (REPRIEVE) randomized clinical trial, pitavastatin reduced noncalcified plaque (NCP) volume, but specific protein and gene pathways contributing to changes in c ...
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Journal articleJAMA Cardiol · March 1, 2025
IMPORTANCE: Women are underrepresented in leadership positions in cardiology. Institutional grand rounds (GR) are platforms through which faculty can gain professional exposure and access to career development opportunities. The gender diversity of invited ...
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Journal articleClin Infect Dis · February 24, 2025
BACKGROUND: Little is known about the potential benefits or harms of statins on physical function among people with human immunodeficiency virus (PWH). METHODS: REPRIEVE was a double-blind randomized controlled trial evaluating pitavastatin for primary pre ...
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Journal articleJ Am Heart Assoc · February 4, 2025
BACKGROUND: The impact of sex-related differences in coronary atheroma and flow impairment severity on clinical events and costs remains unclear. METHODS AND RESULTS: This is a secondary analysis of patients with stable coronary artery disease who underwen ...
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Journal articleEur Heart J · February 3, 2025
BACKGROUND AND AIMS: Whether index testing using coronary computed tomography angiography (CTA) improves outcomes in stable chest pain is debated. The risk factor weighted clinical likelihood (RF-CL) model provides likelihood estimation of obstructive coro ...
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Journal articleAliment Pharmacol Ther · February 2025
BACKGROUND: Hepatic steatosis (HS) and 10-year atherosclerotic cardiovascular disease (ASCVD) risk ≥ 7.5% are associated with increased risk for cardiovascular events. AIM: To assess underlying coronary artery disease (CAD) and major adverse cardiovascular ...
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Journal articleJACC Adv · February 2025
BACKGROUND: Randomized controlled trials (RCTs) have examined the clinical impact of abbreviating the duration of dual antiplatelet therapy (DAPT) and have reported outcomes in men and women. OBJECTIVES: The authors examined the safety and efficacy of diff ...
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Journal articleCirc Cardiovasc Imaging · February 2025
BACKGROUND: Patients with abnormal (positive) exercise electrocardiography, but normal stress echocardiography (+ECG/-Echo), have an increased risk of adverse cardiovascular events compared with patients with a normal (negative) ECG and a normal stress Ech ...
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Journal articleLancet HIV · February 2025
BACKGROUND: Risk estimation is an essential component of cardiovascular disease prevention among people with HIV. We aimed to characterise how well atherosclerotic cardiovascular disease (ASCVD) risk scores used in clinical guidelines perform among people ...
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Journal articleCirc Cardiovasc Qual Outcomes · February 2025
BACKGROUND: The PRECISE (Prospective Randomized Trial of the Optimal Evaluation of Cardiac Symptoms and Revascularization) demonstrated that a precision diagnostic strategy reduced the primary composite of death, nonfatal myocardial infarction, or catheter ...
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Journal articleCirc Cardiovasc Qual Outcomes · February 2025
BACKGROUND: The PRECISE (Prospective Randomized Trial of the Optimal Evaluation of Cardiac Symptoms and Revascularization) trial compared an investigational precision diagnostic testing strategy (n=1057) with usual testing (n=1046) in patients with stable ...
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Journal articleAIDS · January 1, 2025
OBJECTIVES: To determine baseline prevalence of proteinuria and albuminuria among participants from the Randomized Trial to Prevent Vascular Events in HIV (REPRIEVE) and evaluate associated risk factors. DESIGN: Cross sectional analysis of a baseline sampl ...
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Journal articleJ Cardiovasc Comput Tomogr · 2025
BACKGROUND: Discrepancies often exist between patient-reported symptoms and diagnostic test findings in patients with suspected obstructive coronary artery disease (CAD). OBJECTIVES: To quantify the association between patient-reported symptoms and the dia ...
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Journal articleProc (Bayl Univ Med Cent) · 2025
BACKGROUND: Previous studies have reported worse outcomes in women following percutaneous coronary intervention (PCI), but contemporary studies examining sex differences in in-hospital outcomes and 90-day readmission risk are lacking. Therefore, we sought ...
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Journal articleJ Cardiovasc Comput Tomogr · 2025
BACKGROUND: Air pollution is associated with mortality and major adverse cardiovascular events (MACE) in the general population. However, little is known about the relationship between air pollution and coronary artery disease (CAD) and how this relates to ...
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Journal articleAm J Cardiol · November 15, 2024
The role of lipoprotein (a) (Lp[a]) in the development of obstructive coronary artery disease (CAD) and high-risk plaque (HRP) in primary prevention patients with stable chest pain is unknown. We sought to evaluate the relation of Lp(a), independent of low ...
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Journal articleJ Card Fail · November 2024
BACKGROUND: Data collected via wearables may complement in-clinic assessments to monitor subclinical heart failure (HF). OBJECTIVES: Evaluate the association of sensor-based digital walking measures with HF stage and characterize their correlation with in- ...
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Journal articleAnn Intern Med · November 2024
BACKGROUND: REPRIEVE (Randomized Trial to Prevent Vascular Events in HIV) led to new guidelines for statin use among people with HIV (PWH) with low to moderate risk for atherosclerotic cardiovascular disease (ASCVD). Little is known about the natural histo ...
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Journal articleOpen Forum Infect Dis · October 2024
BACKGROUND: Among people with HIV (PWH), COVID-19 is common and potentially severe. We leveraged REPRIEVE (Randomized Trial to Prevent Vascular Events in HIV) to assess the effects of statin therapy for cardiovascular disease prevention on COVID-19 outcome ...
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Journal articleJ Am Heart Assoc · September 17, 2024
BACKGROUND: Little is known about factors contributing to burnout and intent to leave in cardiologists and other cardiology health care workers. METHODS AND RESULTS: The Coping With COVID survey assessed work conditions, burnout, and intent to leave among ...
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Journal articleAm Heart J · September 2024
BACKGROUND: Cardiovascular health literacy (CVHL) and social determinants of health (SDoH) play interconnected and critical roles in shaping cardiovascular health (CVH) outcomes. However, awareness of CVH risk has declined markedly, from 65% of women being ...
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Journal articleJACC Adv · September 2024
BACKGROUND: Coronary plaque is common among people with HIV (PWH) with low-to-moderate traditional atherosclerotic cardiovascular disease (ASCVD) risk. OBJECTIVES: The purpose of this study was to determine the association of high-sensitivity cardiac tropo ...
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Journal articleAJPM Focus · August 2024
INTRODUCTION: Suboptimal cardiovascular health is associated with adverse pregnancy outcomes and long-term cardiovascular risk. The authors examined trends in cardiovascular risk factors and correlates of suboptimal cardiovascular risk profiles among repro ...
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Journal articleJ Am Heart Assoc · July 2, 2024
BACKGROUND: Most pretest probability (PTP) tools for obstructive coronary artery disease (CAD) were Western -developed. The most appropriate PTP models and the contribution of coronary artery calcium score (CACS) in Asian populations remain unknown. In a m ...
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Journal articleJ Am Coll Cardiol · June 18, 2024
BACKGROUND: Women in cardiology experience considerable gender disparities in publications, which hinders their career advancements to higher faculty and senior leadership positions. However, the extent of these disparities across different types of cardio ...
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Journal articleEur Radiol · June 2024
OBJECTIVES: To investigate if the effect of cardiac computed tomography (CT) vs. invasive coronary angiography (ICA) on cardiovascular events differs based on smoking status. MATERIALS AND METHODS: This pre-specified subgroup analysis of the pragmatic, pro ...
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Journal articleJACC Cardiovasc Imaging · June 2024
BACKGROUND: Coronary artery calcium scoring (CACS) improves management of chest pain patients. However, it is unknown whether the benefit of CACS is dependent on the clinical likelihood (CL). OBJECTIVES: This study aims to investigate for which patients CA ...
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Journal articleJACC Adv · June 2024
BACKGROUND: People with HIV (PWH) have a high burden of coronary plaques; however, the comparison to people without known HIV (PwoH) needs clarification. OBJECTIVES: The purpose of this study was to determine coronary plaque burden/phenotype in PWH vs PwoH ...
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Journal articleAm J Prev Cardiol · June 2024
OBJECTIVES: To determine the relationship between lipoprotein particle size/number with hepatic steatosis (HS), given its association with traditional lipoproteins and coronary atherosclerosis. METHODS: Individuals with available CT data and blood samples ...
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Journal articleJ Am Coll Cardiol · May 28, 2024
Cardiovascular disease (CVD) remains the leading cause of morbidity and mortality worldwide and challenges the capacity of health care systems globally. Atherosclerosis is the underlying pathophysiological entity in two-thirds of patients with CVD. When co ...
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Journal articleJ Acquir Immune Defic Syndr · April 15, 2024
BACKGROUND: Cytomegalovirus (CMV) seropositivity is associated with poor outcomes, including physical function impairment, in people without HIV. We examined associations between CMV IgG titer and physical function in virologically suppressed people with H ...
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Journal articleJ Am Heart Assoc · April 2, 2024
BACKGROUND: Coronary artery disease (CAD) is a leading cause of death among the 38.4 million people with HIV globally. The extent to which cardiovascular polygenic risk scores (PRSs) derived in non-HIV populations generalize to people with HIV is not well ...
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Journal articleJAMA Cardiol · April 1, 2024
IMPORTANCE: Cardiovascular disease (CVD) is increased in people with HIV (PWH) and is characterized by premature noncalcified coronary plaque. In the Randomized Trial to Prevent Vascular Events in HIV (REPRIEVE), pitavastatin reduced major adverse cardiova ...
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Journal articleJ Am Soc Echocardiogr · March 2024
INTRODUCTION: Noninvasive cardiac diagnostic tests (NITs) for the diagnosis of coronary artery disease have been estimated to cost >$3 billion annually in the United States alone and have recently undergone scrutiny over concerns of overuse. Consequently, ...
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Journal articlePsychiatry Res · March 2024
The Patient Health Questionnaire 9 (PHQ-9) is the current standard outpatient screening tool for measuring and tracking the nine symptoms of major depressive disorder (MDD). While the PHQ-9 was originally conceptualized as a unidimensional measure, it has ...
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Journal articleJAMA Cardiol · March 1, 2024
IMPORTANCE: Understanding trends in the representation of women and individuals from underrepresented racial and ethnic populations in cardiovascular disease and cardiovascular subspecialty fellowships is essential to improving the diversity of the cardiol ...
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Journal articleMed Phys · March 2024
BACKGROUND: As a leading cause of death, worldwide, cardiovascular disease is of great clinical importance. Among cardiovascular diseases, coronary artery disease (CAD) is a key contributor, and it is the attributed cause of death for 10% of all deaths ann ...
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Journal articleJACC Adv · March 2024
BACKGROUND: Low stroke volume index <35 ml/m2 despite preserved ejection fraction (paradoxical low flow [PLF]) is associated with adverse outcomes in patients with aortic stenosis undergoing transcatheter aortic valve replacement (TAVR) or surgical aortic ...
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Journal articleCirc Cardiovasc Imaging · March 2024
BACKGROUND: Luminal stenosis, computed tomography-derived fractional-flow reserve (FFRCT), and high-risk plaque features on coronary computed tomography angiography are all known to be associated with adverse clinical outcomes. The interactions between the ...
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Journal articleBlood Adv · February 27, 2024
Clonal hematopoiesis of indeterminate potential (CHIP), the clonal expansion of myeloid cells with leukemogenic mutations, results in increased coronary artery disease (CAD) risk. CHIP is more prevalent among people with HIV (PWH), but the risk factors are ...
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Journal articleCirc Cardiovasc Imaging · February 2024
Innovations in cardiac imaging have fundamentally advanced the understanding and treatment of cardiovascular disease. These advances in noninvasive cardiac imaging have also expanded the role of the cardiac imager and dramatically increased the demand for ...
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Journal articleCirc Cardiovasc Imaging · February 2024
Achieving optimal cardiovascular health in rural populations can be challenging for several reasons including decreased access to care with limited availability of imaging modalities, specialist physicians, and other important health care team members. The ...
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Journal articleJ Cardiovasc Comput Tomogr · 2024
BACKGROUND: A score combining the burden of stenosis severity on coronary computed tomography angiography (CCTA) and flow impairment by fractional flow reserve derived from computed tomography (FFRCT) may be a better predictor of clinical events than eithe ...
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Journal articleFront Cardiovasc Med · 2024
Atherosclerotic coronary artery disease (CAD) is the causal pathological process driving most major adverse cardiovascular events (MACE) worldwide. The complex development of atherosclerosis manifests as intimal plaque which occurs in the presence or absen ...
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Journal articleClin Infect Dis · December 15, 2023
BACKGROUND: Pericoronary adipose tissue (PCAT) may influence plaque development through inflammatory mechanisms. We assessed PCAT density, as a measure of pericoronary inflammation, in relationship to coronary plaque among people with human immunodeficienc ...
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Journal articleAIDS · November 15, 2023
BACKGROUND: Hepatic steatosis, including nonalcoholic fatty liver disease (NAFLD), is common among people with HIV (PWH). We present baseline steatosis prevalence and cardiometabolic characteristics among REPRIEVE substudy participants. METHODS: REPRIEVE i ...
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Journal articleJ Card Fail · November 2023
BACKGROUND: Clinical and echocardiographic features may carry diverse information about the development of heart failure (HF). Therefore, we determined heterogeneity in clinical and echocardiographic phenotypes and its association with exercise capacity. M ...
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Journal articleJ Acquir Immune Defic Syndr · October 1, 2023
OBJECTIVE: Skeletal muscle quality and mass are important for maintaining physical function during advancing age. We leveraged baseline data from Randomized Trial to Prevent Vascular Events in HIV (REPRIEVE) to evaluate whether paraspinal muscle density an ...
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Journal articleJAMA Cardiol · October 1, 2023
IMPORTANCE: Trials showing equivalent or better outcomes with initial evaluation using coronary computed tomography angiography (cCTA) compared with stress testing in patients with stable chest pain have informed guidelines but raise questions about overte ...
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Journal articleJAMA Cardiol · October 1, 2023
IMPORTANCE: Guidelines recommend deferral of testing for symptomatic people with suspected coronary artery disease (CAD) and low pretest probability. To our knowledge, no randomized trial has prospectively evaluated such a strategy. OBJECTIVE: To assess pr ...
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Journal articleOpen Forum Infect Dis · October 2023
Plasma vascular endothelial growth factor (VEGF) coreceptor neuropilin-1 (NRP-1) had the largest association with coronary plaque in the Randomized Trial to Prevent Vascular Events in HIV (REPRIEVE) proteomics analysis. With little known about NRP-1 in peo ...
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Journal articleRadiol Cardiothorac Imaging · October 2023
PURPOSE: To compare the clinical use of coronary CT angiography (CCTA)-derived fractional flow reserve (FFR) in individuals with and without diabetes mellitus (DM). MATERIALS AND METHODS: This secondary analysis included participants (enrolled July 2015 to ...
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Journal articleJACC Cardiovasc Interv · September 25, 2023
BACKGROUND: The MITRAL (Mitral Implantation of Transcatheter Valves) trial is the first prospective trial to evaluate the safety and feasibility of balloon-expandable aortic transcatheter heart valves in patients with failed surgical bioprostheses or annul ...
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Journal articleN Engl J Med · August 24, 2023
BACKGROUND: The risk of cardiovascular disease is increased among persons with human immunodeficiency virus (HIV) infection, so data regarding primary prevention strategies in this population are needed. METHODS: In this phase 3 trial, we randomly assigned ...
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Journal articleEur Radiol · July 2023
OBJECTIVES: To compare the prognostic value of individual CT-derived coronary artery disease (CAD) characteristics across categories of clinical cardiovascular risk. METHODS: The central core laboratory assessed coronary artery calcium (CAC), obstructive C ...
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Journal articleAm Heart J · July 2023
Current guidelines recommend a deferred testing approach in low-risk patients presenting with stable chest pain. After simulating a deferred testing approach using the PROMISE Minimal Risk Score to identify 915 minimal risk participants with cost data from ...
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Journal articleClin Infect Dis · June 8, 2023
Over 2-years of follow-up, integrase strand transfer inhibitor (INSTI)-use was associated with weight gain among those on an INSTI <2 years at entry (+0.27 kg/m2/year; 95% confidence interval [CI], .22 to .33 vs +0.17 kg/m2/year; 95% CI, .12 to .23; P = .0 ...
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Journal articleJ Am Heart Assoc · June 6, 2023
Background The interplay between branched-chain amino acid (BCAA) metabolism, an important pathway in adiposity and cardiometabolic disease, and visceral adipose depots such as hepatic steatosis (HS) and epicardial adipose tissue is unknown. We leveraged t ...
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Journal articleAm Heart J · June 2023
BACKGROUND: Limited data exists regarding the relationships between resource use and outcomes in patients with mitral regurgitation (MR). We examined resource utilization and outcomes across MR type and severity. METHODS: Using the Duke Echocardiography La ...
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Journal articleCirc Genom Precis Med · June 2023
BACKGROUND: Epigenetic clocks estimate chronologic age using methylation levels at specific loci. We tested the hypothesis that accelerated epigenetic aging is associated with abnormal values in a range of clinical, imaging, and laboratory characteristics. ...
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Journal articleAnn Intern Med · June 2023
BACKGROUND: There is uncertainty about which diagnostic strategy for detecting coronary artery disease (CAD) provides better outcomes. PURPOSE: To compare the effect on clinical management and subsequent health effects of alternative diagnostic strategies ...
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Journal articleCirc Cardiovasc Imaging · May 2023
BACKGROUND: The relationship between body size and cardiovascular events is complex. This study utilized the ADVANCE (Assessing Diagnostic Value of Noninvasive FFRCT in Coronary Care) Registry to investigate the association between body mass index (BMI), c ...
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Journal articleEBioMedicine · April 2023
BACKGROUND: Mechanisms contributing to COVID-19 severity in people with HIV (PWH) are poorly understood. We evaluated temporal changes in plasma proteins following SARS-CoV-2 infection and identified pre-infection proteomic markers associated with future C ...
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Journal articleJCI Insight · March 8, 2023
People with HIV (PWH) appear to be at higher risk for suboptimal pathogen responses and for worse COVID-19 outcomes, but the effects of host factors and COVID-19 on the humoral repertoire remain unclear. We assessed the antibody isotype/subclass and Fc-rec ...
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Journal articleJ Am Heart Assoc · March 7, 2023
Background Women remain underrepresented in cardiology. We aimed to assess gender trends in research authorship, authorship in leading roles, mentorship, and research team diversity. Methods and Results We identified "cardiac and cardiovascular systems" jo ...
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Journal articleEur J Clin Invest · March 2023
BACKGROUND: Evidence about the associations between obesity severity, metabolic status and risk of incident cardiovascular disease (CVD) in adults with obesity remains limited. METHODS: The study included 109,301 adults with obesity free of prior CVD based ...
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Journal articleAIDS · March 1, 2023
OBJECTIVE: To investigate relationships between Life's Simple 7 (LS7), an assessment of cardiovascular health (CVH), and coronary plaque among people with HIV (PWH). DESIGN: Cross-sectional. METHODS: Coronary computed tomography angiography, immune/inflamm ...
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Journal articleOpen Forum Infect Dis · March 2023
BACKGROUND: Inflammasome activation is increased in people with human immunodeficiency virus (PWH), but its relationship with coronary plaque is poorly understood in this setting. METHODS: In a large human immunodeficiency virus cardiovascular prevention c ...
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Journal articleJ Am Coll Cardiol · February 14, 2023
BACKGROUND: Mental illness among physicians is an increasingly recognized concern. Global data on mental health conditions (MHCs) among cardiologists are limited. OBJECTIVES: The purpose of this study was to investigate the global prevalence of MHCs among ...
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Journal articleClin Infect Dis · February 8, 2023
BACKGROUND: Cytomegalovirus (CMV) infection is thought to result in increased immune activation in people with human immunodeficiency virus (HIV, PWH). Although some data have linked asymptomatic CMV infection to cardiovascular disease among PWH, it remain ...
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Journal articleClin Infect Dis · January 13, 2023
BACKGROUND: Among people with HIV (PWH), sex differences in presentations of atherosclerotic cardiovascular disease (ASCVD) may be influenced by differences in coronary plaque parameters, immune/inflammatory biomarkers, or relationships therein. METHODS: R ...
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Journal articleJ Am Heart Assoc · January 3, 2023
BACKGROUND More than half of major adverse cardiovascular events (MACE) occur in the absence of obstructive coronary artery disease and are often attributed to the rupture of high-risk coronary atherosclerotic plaque (HRP). Blood-based biomarkers that asso ...
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Journal articleJ Cardiovasc Comput Tomogr · 2023
BACKGROUND: FFRCT assesses the functional significance of lesions seen on CTCA, and may be a more efficient approach to chest pain evaluation. The FORECAST randomized trial found no significant difference in costs within the UK National Health Service, but ...
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Journal articleContemp Clin Trials · January 2023
BACKGROUND: REPRIEVE, the Randomized Trial to Prevent Vascular Events in HIV, is a multicenter, primary prevention trial evaluating whether a statin can prevent major cardiovascular events in people with HIV. REPRIEVE is conducted at >100 clinical research ...
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Journal articleJACC Cardiovasc Imaging · January 2023
BACKGROUND: Current expected normal echocardiographic measures of transcatheter heart valve (THV) function were derived from pooled cohorts of the randomized trials; however, THV function by flow state before or following transcatheter aortic valve replace ...
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Journal articleBMJ Open · December 19, 2022
INTRODUCTION: Most of the global non-communicable disease (NCD)-related death burden is borne by low and middle-income countries (LMICs). In LMICs like Pakistan, however, a major gap in responding to NCDs is a lack of high-quality research leading to polic ...
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Journal articleJ Am Coll Cardiol · December 6, 2022
BACKGROUND: The MITRAL (Mitral Implantation of Transcatheter Valves) trial is the first prospective study for valve-in-mitral annular calcification (ViMAC), mitral valve-in-ring (MViR), and mitral valve-in-valve (MViV) using balloon-expandable aortic trans ...
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Journal articleJAMA Cardiol · December 1, 2022
IMPORTANCE: Internal medicine residents' professional development preferences were discordant with their perceptions of cardiology in a survey circulated a decade ago; no contemporary data exist. This information is important for effective recruitment and ...
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Journal articleHepatol Commun · December 2022
Cardiovascular disease (CVD) is the leading cause of mortality in adults with hepatic steatosis (HS). However, risk factors for CVD in HS are unknown. We aimed to identify factors associated with coronary artery disease (CAD) and incident major adverse car ...
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Journal articleAm J Prev Cardiol · December 2022
UNLABELLED: More than half of U.S. young adults have low ten-year but high lifetime risk of cardiovascular disease (CVD). Improving primary prevention in young adulthood may help reduce persistent CVD disparities and overall CVD morbidity and mortality. Th ...
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Journal articleJ Am Coll Cardiol · November 22, 2022
BACKGROUND: In patients with suspected obstructive coronary artery disease (CAD), the risk factor-weighted clinical likelihood (RF-CL) model and the coronary artery calcium score-weighted clinical likelihood (CACS-CL) model improves the identification of o ...
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Journal articleAIDS · November 15, 2022
OBJECTIVE: To characterize diet quality across a global cohort of people with HIV (PWH). DESIGN: Cross-sectional analysis. METHODS: Leveraging REPRIEVE data from baseline across five Global Burden of Disease (GBD) regions, we analyzed participant responses ...
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Journal articleJ Infect Dis · November 11, 2022
BACKGROUND: People with HIV (PWH) have subclinical coronary artery disease (CAD) despite low traditional atherosclerotic cardiovascular disease (ASCVD) risk scores. Coronary plaque in PWH presents as a unique phenotype, but little is known about the contri ...
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Journal articleClin Infect Dis · October 12, 2022
BACKGROUND: Among antiretroviral therapy (ART)-treated people with human immunodeficiency virus (PWH), persistent systemic immune activation contributes to atherogenesis atherosclerotic, cardiovascular disease (CVD) events, and mortality. Factors associate ...
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Journal articleAm Heart J · October 2022
A polygenic risk score (PGS) is associated with obstructive coronary artery disease (CAD) independent of traditional risk factors. Coronary computed tomography angiography (CTA) can characterize coronary plaques, including features of highrisk CAD. However ...
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Journal articleCurr Probl Cardiol · October 2022
Gender and regional differences in paid parental leave among cardiologists worldwide has not been documented. We investigated differences in paid parental leave policies globally. There are significant regional differences in parental leave among cardiolog ...
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Journal articleClin Infect Dis · September 30, 2022
BACKGROUND: We sought to explore multinational differences in functional status by global burden of disease (GBD) regions in the REPRIEVE cohort. METHODS: REPRIEVE is a prospective, double-blind, randomized, placebo-controlled, multicenter, phase III prima ...
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Journal articleJACC Cardiovasc Interv · September 26, 2022
BACKGROUND: Physiologic right ventricle-pulmonary artery (RV-PA) coupling may be impaired in patients with aortic stenosis (AS). OBJECTIVES: This study aimed to assess the incidence and prognostic significance of impaired RV-PA coupling in low-risk patient ...
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Journal articleDiabetologia · September 2022
AIMS/HYPOTHESIS: Ethnic representativeness of participant enrolment in diabetes RCTs involving multiple ethnicities remains unknown. The aims of this study were to evaluate the status and temporal trend of ethnic representativeness in enrolment to diabetes ...
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Journal articleJAMA Cardiol · September 1, 2022
IMPORTANCE: In patients with severe aortic stenosis and left ventricular ejection fraction (LVEF) less than 50%, early LVEF improvement after transcatheter aortic valve replacement (TAVR) is associated with improved 1-year mortality; however, its associati ...
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Journal articleJ Acquir Immune Defic Syndr · August 1, 2022
BACKGROUND: Limited data are available regarding asymptomatic COVID-19 among people with HIV (PWH). Data on a representative subset of PWH enrolled in Randomized Trial to Prevent Vascular Events in HIV, a global clinical trial, are presented here. METHODS: ...
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Journal articleJACC Cardiovasc Imaging · August 2022
BACKGROUND: Increased inflammation and myocardial injury can be observed in the absence of myocardial infarction or obstructive coronary artery disease (CAD). OBJECTIVES: The authors determined whether biomarkers of inflammation and myocardial injury-inter ...
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Journal articleJACC Cardiovasc Imaging · August 2022
BACKGROUND: Guidelines for evaluating patients with suspected coronary artery disease (CAD) recommend pretest probability (PTP) estimation but provide no clear recommendations regarding diagnostic testing in patients with >5% to 15% risk of obstructive CAD ...
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Journal articleJ Invasive Cardiol · August 2022
OBJECTIVES: To determine the predictive value of cardiac magnetic resonance (CMR) and echocardiographic parameters on left ventricular (LV) remodeling in ST-segment elevation myocardial infarction (STEMI) patients without cardiogenic shock and treated with ...
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Journal articleAm J Prev Med · June 2022
INTRODUCTION: Having a preterm birth is associated with future cardiovascular risk. Non-Hispanic Black women have higher rates of preterm birth than non-Hispanic White and Hispanic women, but nativity-related disparities in preterm birth are not well under ...
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Journal articleHeart · May 12, 2022
OBJECTIVE: To evaluate informal physician judgement versus pretest probability scores in estimating risk in patients with suspected coronary artery disease (CAD). METHODS: We included 4533 patients from the PROMISE (Prospective Multicenter Imaging Study fo ...
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Journal articleAm J Med · May 2022
BACKGROUND: For 2 decades, women have made up nearly half of medical school graduates, yet this has not translated to equity in promotion. We compare historical trends in the academic career pipeline among 4 specialties by sex. METHODS: Using the Associati ...
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Journal articleCirc Cardiovasc Qual Outcomes · May 2022
BACKGROUND: Patients evaluated for coronary artery disease have a range of symptoms and underlying risk. The relationships between patient-described symptoms, clinician conclusions, and subsequent clinical management and outcomes remain incompletely descri ...
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Journal articleJ Am Coll Cardiol · April 19, 2022
Numerous sex-based differences are observed across the spectrum of valvular heart disease, starting with pathophysiology and progression of disease, moving on to compensation and comorbidities (both cardiovascular such as coronary artery disease and noncar ...
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Journal articleHeart Rhythm · April 2022
BACKGROUND: Although 50% of U.S. medical students are women, this percentage fails to translate to cardiology. Gender disparities are striking in interventional cardiology (IC) and electrophysiology (EP) and in leadership. Left atrial appendage closure wit ...
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Journal articleJ Am Coll Cardiol · March 22, 2022
BACKGROUND: Maternity leave is highly variable in the United States given the lack of a federal workforce mandate. OBJECTIVES: The purpose of this study was to describe the experiences and impact of childbearing on women cardiologists and their careers, wi ...
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Journal articleBMJ Open · March 10, 2022
OBJECTIVES: To identify patient, physician and geographic level factors that are associated with variation in initial stress testing strategy in patients evaluated for chest pain. DESIGN: Retrospective cohort study. SETTING: Population-based study of patie ...
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Journal articleJAMA Cardiol · March 1, 2022
IMPORTANCE: Race and ethnicity have been studied as risk factors in cardiovascular disease. How risk factors, epicardial coronary artery disease, and cardiac events differ between Black and White individuals undergoing noninvasive testing for coronary arte ...
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Journal articleAm Heart J · March 2022
BACKGROUND: Clinicians vary widely in their preferred diagnostic approach to patients with non-acute chest pain. Such variation exposes patients to potentially avoidable risks, as well as inefficient care with increased costs and unresolved patient concern ...
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Journal articleCJC Open · March 2022
BACKGROUND: Preterm birth (PTB) is associated with future cardiovascular disease (CVD) risk and disproportionally affects non-Hispanic Black (NHB) women. Limited data exist on the influence of length of US residence on nativity-related disparities in PTB. ...
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Journal articleJ Acquir Immune Defic Syndr · March 1, 2022
BACKGROUND: People with HIV (PWH) are at increased risk of cardiovasvular disease (CVD) and sudden cardiac death. Previous work has suggested an association between HIV infection and electrocardiographic (ECG) abnormalities. There are limited data on the b ...
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Journal articleJ Infect Dis · February 15, 2022
Little is known regarding coronavirus disease 2019 (COVID-19) vaccination rates in people with HIV (PWH), a vulnerable population with significant morbidity from COVID-19. We assessed COVID-19 vaccination rates among 6952 PWH in the Randomized Trial to Pre ...
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Journal articleHeart · February 2022
OBJECTIVES: To obtain more powerful assessment of the prognostic value of fractional flow reserveCT testing we performed a systematic literature review and collaborative meta-analysis of studies that assessed clinical outcomes of CT-derived calculation of ...
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Journal articleEuroIntervention · January 28, 2022
BACKGROUND: Moderate or worse paravalvular regurgitation (PVR) post transcatheter aortic valve replacement (TAVR) is associated with increased mortality. The mechanisms by which this occurs are not fully understood. AIMS: The aim of this study was to deter ...
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Journal articleJ Cardiovasc Comput Tomogr · 2022
BACKGROUND: The role of change in fractional flow reserve derived from CT (FFRCT) across coronary stenoses (ΔFFRCT) in guiding downstream testing in patients with stable coronary artery disease (CAD) is unknown. OBJECTIVES: To investigate the incremental v ...
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Journal articleJ Cardiovasc Comput Tomogr · 2022
Our understanding of sex differences in subclinical atherosclerosis and plaque composition and characteristics have greatly improved with the use of coronary computed tomography (CCTA) over the past years. CCTA has emerged as an important frontline diagnos ...
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Journal articleJ Cardiovasc Comput Tomogr · 2022
BACKGROUND: Pretest probability (PTP) calculators utilize epidemiological-level findings to provide patient-level risk assessment of obstructive coronary artery disease (CAD). However, their limited accuracies question whether dissimilarities in risk facto ...
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Journal articleJ Electrocardiol · 2022
BACKGROUND: Abnormal and indeterminate electrocardiographic (ECG) changes during cardiac stress imaging are not uncommon. While the prognostic importance of abnormal ECG despite normal imaging has been previously studied, prognosis of indeterminate stress ...
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Journal articleJ Cardiovasc Comput Tomogr · 2022
BACKGROUND: Coronary artery calcium (CAC) and left ventricular diastolic dysfunction (LVDD) are strong predictors of cardiovascular events and share common risk factors. However, their independent association remains unclear. METHODS: In the Project Baseli ...
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Journal articleClin Infect Dis · December 6, 2021
BACKGROUND: In addition to traditional cardiovascular (CV) risk factors, antiretroviral therapy, lifestyle, and human immunodeficiency virus (HIV)-related factors may contribute to future CV events in persons with HIV (PWH). METHODS: Among participants in ...
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Journal articleAm Heart J · December 2021
BACKGROUND: Non-coronary vascular disease (NCVD) is associated with adverse cardiovascular events. Little is known about physician risk assessment, prevalence of coronary artery disease (CAD), cardiac catheterization, and the performance of the atheroscler ...
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Journal articleJ Cachexia Sarcopenia Muscle · December 2021
BACKGROUND: Poor cardiorespiratory fitness (CRF) is a cardinal feature of post-treatment primary lung cancer. The most effective exercise therapy regimen to improve CRF has not been determined. METHODS: In this parallel-group factorial randomized controlle ...
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Journal articleOpen Forum Infect Dis · December 2021
BACKGROUND: Emerging data demonstrate that the use of integrase inhibitor (INSTI)-based antiretroviral treatment (ART) is associated with increased weight, but the cardiometabolic health consequences of increased weight remains poorly understood. METHODS: ...
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Journal articleJAMA Netw Open · December 1, 2021
IMPORTANCE: Preeclampsia is an independent risk factor for future cardiovascular disease and disproportionally affects non-Hispanic Black women. The association of maternal nativity and duration of US residence with preeclampsia and other cardiovascular ri ...
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Journal articleJACC Cardiovasc Imaging · November 2021
OBJECTIVES: The purpose of this study was to develop a risk prediction model for patients with nonobstructive CAD. BACKGROUND: Among stable chest pain patients, most cardiovascular (CV) events occur in those with nonobstructive coronary artery disease (CAD ...
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Journal articleEur Heart J · October 1, 2021
AIMS: Fractional flow reserve (FFRCT) using computed tomography coronary angiography (CTCA) determines both the presence of coronary artery disease and vessel-specific ischaemia. We tested whether an evaluation strategy based on FFRCT would improve economi ...
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Journal articleAm Heart J · September 2021
BACKGROUND: Stable chest pain is a common indication for cardiac catheterization. We assessed the prognostic value of the Prospective Multicenter Imaging Study for Evaluation (PROMISE) Minimal-Risk Tool in identifying patients who are at very low risk of o ...
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Journal articleJAMA Intern Med · September 1, 2021
This cross-sectional analysis examines survey data on academic physician salaries from 2018 to 2019 using the Association of American Medical Colleges Faculty Salary Report to evaluate demographics and salaries of academic internal medicine physician speci ...
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Journal articleEur Radiol · August 2021
OBJECTIVES: The size of the heart may predict major cardiovascular events (MACE) in patients with stable chest pain. We aimed to evaluate the prognostic value of 3D whole heart volume (WHV) derived from non-contrast cardiac computed tomography (CT). METHOD ...
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Journal articleCirc Heart Fail · August 2021
BACKGROUND: Trial steering committees (TSCs) steer the conduct of randomized controlled trials (RCTs). We examined the gender composition of TSCs in impactful heart failure RCTs and explored whether trial leadership by a woman was independently associated ...
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Journal articleJACC Cardiovasc Interv · July 26, 2021
OBJECTIVES: The aim of this study was to assess the association between Doppler velocity index (DVI) and 2-year outcomes for balloon-expandable SAPIEN 3 transcatheter aortic valve replacement (TAVR) and for surgical aortic valve replacement (SAVR). BACKGRO ...
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Journal articleJACC Cardiovasc Interv · July 12, 2021
OBJECTIVES: This study aimed to compare incidence and impact of measured prosthesis-patient mismatch (PPMM) versus predicted PPM (PPMP) after surgical aortic valve replacement (SAVR) and transcatheter aortic valve replacement (TAVR). BACKGROUND: TAVR studi ...
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Journal articleClin Gastroenterol Hepatol · July 2021
BACKGROUND & AIMS: Hepatic steatosis has been associated with increased risk of major adverse cardiovascular events (MACE) but it is not clear whether steatosis is independently associated with risk of MACE. We investigated whether steatosis is associated ...
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Journal articleJAMA Netw Open · June 1, 2021
IMPORTANCE: Cardiovascular disease (CVD) is increased among people with HIV (PWH), but little is known regarding the prevalence and extent of coronary artery disease (CAD) and associated biological factors in PWH with low to moderate traditional CVD risk. ...
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Journal articleJ Am Coll Cardiol · May 18, 2021
BACKGROUND: Discrimination and emotional and sexual harassment create a hostile work environment (HWE). The global prevalence of HWE in cardiology is unknown, as is its impact. OBJECTIVES: This study sought to evaluate emotional harassment, discrimination, ...
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Journal articleJACC Cardiovasc Interv · April 26, 2021
OBJECTIVES: The aim of this study was to evaluate 1-year outcomes of valve-in-mitral annular calcification (ViMAC) in the MITRAL (Mitral Implantation of Transcatheter Valves) trial. BACKGROUND: The MITRAL trial is the first prospective study evaluating the ...
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Journal articleJ Am Coll Cardiol · April 6, 2021
BACKGROUND: Infective endocarditis (IE) is a common and serious complication in patients receiving chronic hemodialysis (HD). OBJECTIVES: This study sought to investigate whether there are significant differences in complications, cardiac surgery, relapses ...
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Journal articleCan J Cardiol · April 2021
Heart failure (HF) is a leading cause of hospitalisation, morbidity, and mortality in Canada. There are sex-specific differences in the etiology, epidemiology, comorbidities, treatment response, and treatment adverse effects that have implications on outco ...
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Journal articleDiabetes Care · April 2021
OBJECTIVE: Obesity and metabolic syndrome are associated with major adverse cardiovascular events (MACE). However, whether distinct metabolic phenotypes differ in risk for coronary artery disease (CAD) and MACE is unknown. We sought to determine the associ ...
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Journal articleNat Commun · January 29, 2021
Coronary artery calcium is an accurate predictor of cardiovascular events. While it is visible on all computed tomography (CT) scans of the chest, this information is not routinely quantified as it requires expertise, time, and specialized equipment. Here, ...
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Journal articleGlob Heart · January 18, 2021
BACKGROUND: Cardiovascular disease (CVD) is the leading cause of death and disability worldwide. Health research is crucial to managing disease burden. Previous work has highlighted marked discrepancies in research output and disease burden between high-in ...
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Journal articleJAMA Netw Open · January 4, 2021
IMPORTANCE: The proportion of women and underrepresented racial and ethnic groups (UREGs) matriculating into general cardiology fellowships remains low. OBJECTIVE: To assess a systematic recruitment initiative aimed at ensuring adequate matriculation of wo ...
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Journal articleBr J Radiol · January 1, 2021
Cardiovascular imaging has significantly evolved since the turn of the century. Progress in the last two decades has been marked by advances in every modality used to image the heart, including echocardiography, cardiac magnetic resonance, cardiac CT and n ...
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Journal articleJ Med Imaging (Bellingham) · January 2021
Purpose: Quantifying stenosis in cardiac computed tomography angiography (CTA) images remains a difficult task, as image noise and cardiac motion can degrade image quality and distort underlying anatomic information. The purpose of this study was to develo ...
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Journal articleFront Cardiovasc Med · 2021
Background: The goal was studying the differential effects of aerobic training (AT) vs. resistance training (RT) on cardiac and peripheral arterial capacity on cardiopulmonary (CP) and peripheral vascular (PV) function in sedentary and obese adults. Method ...
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Journal articleJ Am Coll Cardiol · December 22, 2020
BACKGROUND: Few studies have evaluated if diastolic function could predict outcomes in patients with aortic stenosis. OBJECTIVES: The authors aimed to assess the association between diastolic dysfunction (DD) and outcomes in patients with aortic stenosis u ...
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Journal articleCancer Prev Res (Phila) · December 2020
Observational studies report that physical activity and metformin are associated with improved clinical outcome in patients with cancer. Inflammation is one biological mechanism hypothesized to mediate these associations. In this phase II, multicenter, 2 × ...
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Journal articleJACC Cardiovasc Imaging · December 2020
OBJECTIVES: This study is to determine the management and clinical outcomes of patients investigated with coronary computed tomography angiography (CCTA)-derived fractional flow reserve (FFRCT) according to sex. BACKGROUND: Women are underdiagnosed with co ...
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Journal articleJAMA Netw Open · December 1, 2020
IMPORTANCE: Both noninvasive anatomic and functional testing strategies are now routinely used as initial workup in patients with low-risk stable chest pain (SCP). OBJECTIVE: To determine whether anatomic approaches (ie, coronary computed tomography angiog ...
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Journal articleJ Am Coll Cardiol · November 24, 2020
BACKGROUND: The prevalence of obstructive coronary artery disease (CAD) in symptomatic patients referred for diagnostic testing has declined, warranting optimization of individualized diagnostic strategies. OBJECTIVES: This study sought to present a simple ...
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Journal articleJ Am Heart Assoc · November 3, 2020
Background The relationship between noninvasive cardiac diagnostic testing intensity and downstream clinical outcomes is unclear. Our objective was to examine the relationship between hospital network noninvasive cardiac diagnostic testing intensity and do ...
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Journal articleJ Am Coll Cardiol · October 27, 2020
BACKGROUND: Clinical trials change practice in cardiology, and leading them requires research training, mentorship, sponsorship, and networking. Women report challenges in obtaining these opportunities. OBJECTIVES: The purpose of this review was to evaluat ...
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Journal articleJ Am Coll Cardiol · October 20, 2020
BACKGROUND: It is unknown whether transcatheter valves will have similar durability as surgical bioprosthetic valves. Definitions of structural valve deterioration (SVD), based on valve related reintervention or death, underestimate the incidence of SVD. O ...
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Journal articleCatheter Cardiovasc Interv · October 1, 2020
BACKGROUND: Surgical revascularization is associated with improved ventricular function and clinical outcomes among patients with ischemic cardiomyopathy. There are less extensive data on changes in ventricular function among patients with ischemic cardiom ...
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Journal articleJ Clin Med · September 24, 2020
BACKGROUND: Recommendations for preventive statin treatment in patients with stable chest pain may be difficult as symptoms can be unspecific. It is unclear if coronary CT angiography (CTA)-detected coronary artery disease (CAD) can optimize statin prescri ...
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Journal articleJ Infect Dis · July 9, 2020
BACKGROUND: People with human immunodeficiency virus (PWH) face increased risks for heart failure and adverse heart failure outcomes. Myocardial steatosis predisposes to diastolic dysfunction, a heart failure precursor. We aimed to characterize myocardial ...
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Journal articleJ Infect Dis · July 9, 2020
BACKGROUND: Reproductive aging may contribute to cardiometabolic comorbid conditions. We integrated data on gynecologic history with levels of an ovarian reserve marker (anti-müllerian hormone [AMH)] to interrogate reproductive aging patterns and associate ...
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Journal articleJ Infect Dis · July 9, 2020
Because persons who identify across the transgender spectrum (PATS) are a key population in human immunodeficiency virus (HIV) yet are underreported in HIV and cardiovascular research, we aimed to characterize this population within the REPRIEVE global cli ...
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Journal articleJ Infect Dis · July 9, 2020
The Randomized Trial to Prevent Vascular Events in HIV (REPRIEVE) is the largest study of cardiovascular disease in human immunodeficiency virus. Enrolling 7770 participants from 2015 to 2019 with sites across 5 continents, REPRIEVE will assess the effects ...
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Journal articleJ Infect Dis · July 9, 2020
BACKGROUND: Patterns of antiretroviral therapy (ART) use and immunologic correlates vary globally, and contemporary trends are not well described. METHODS: The REPRIEVE trial (Randomized Trial to Prevent Vascular Events in HIV) enrolled persons with human ...
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Journal articleJ Infect Dis · July 9, 2020
BACKGROUND: People with human immunodeficiency virus (PWH) are at risk for accelerated development of physical function impairment and frailty; both associated with increased risk of falls, hospitalizations, and death. Identifying factors associated with p ...
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Journal articleJ Infect Dis · July 9, 2020
BACKGROUND: Chronic kidney disease is a common comorbid condition among persons living with human immunodeficiency virus (PWH). We characterized baseline kidney function in the REPRIEVE (Randomized Trial to Prevent Vascular Events in HIV) trial cohort. MET ...
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Journal articleJ Am Heart Assoc · July 7, 2020
Background Despite more than 4 million cardiac noninvasive diagnostic tests (NIT) being performed annually for stable coronary artery disease in the United States, it is unclear whether they are associated with downstream improvements in outcomes when comp ...
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Journal articleJACC Cardiovasc Imaging · July 2020
OBJECTIVES: The purpose of this study was to compare Coronary Artery Disease Reporting and Data System (CAD-RADS) to traditional stenosis categories and the coronary artery calcium score (CACS) for predicting cardiovascular events in patients with stable c ...
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Journal articleCardiovasc Revasc Med · July 2020
BACKGROUND: Fractional flow reserve measurement based on computed tomography (FFRCT) is a novel, well validated, non-invasive method for determining the presence and extent of coronary artery disease (CAD) combined with a physiological assessment of vessel ...
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Journal articleJ Clin Invest · July 1, 2020
BACKGROUNDNovel therapeutic approaches are critically needed for Staphylococcus aureus bloodstream infections (BSIs), particularly for methicillin-resistant S. aureus (MRSA). Exebacase, a first-in-class antistaphylococcal lysin, is a direct lytic agent tha ...
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Journal articleCirc Cardiovasc Interv · July 2020
BACKGROUND: Although aortic valve replacement is associated with a major benefit in high-gradient (HG) severe aortic stenosis (AS), the results in low-gradient (LG, mean gradient <40 mm Hg) AS are conflicting. LG severe AS may be subdivided in classical lo ...
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Journal articleJACC Cardiovasc Interv · June 8, 2020
OBJECTIVES: This study sought to evaluate the association between severity of left ventricular hypertrophy (LVH) before transcatheter aortic valve replacement (TAVR) and outcomes out to 5 years. BACKGROUND: Prior studies assessing the association between b ...
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Journal articleJAMA Cardiol · June 1, 2020
IMPORTANCE: Although age, sex, and race/ethnicity are important factors when generalizing the findings of clinical trials to routine practice, trends in the representation of these groups in contemporary acute coronary syndrome (ACS) trials are not well de ...
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Journal articleJ Am Coll Cardiol · May 19, 2020
BACKGROUND: Greater early left ventricular mass index (LVMi) regression is associated with fewer hospitalizations 1 year after transcatheter aortic valve replacement (TAVR). The association between LVMi regression and longer-term post-TAVR outcomes is uncl ...
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Journal articleAm Heart J · May 2020
BACKGROUND: The evolution and clinical impact of cardiac remodeling after large ST-elevation myocardial infarction (STEMI) is not well delineated in the current therapeutic era. METHODS: The PRESERVATION I trial longitudinally assessed cardiac structure an ...
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Journal articleAnn Thorac Surg · April 2020
BACKGROUND: Postoperative renal failure (RF) compromises early outcomes in cardiac surgery. In contrast, long-term survival and progression of RF after aortic valve replacement (AVR) with or without coronary artery bypass graft surgery (CABG) remain undefi ...
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Journal articleJAMA Intern Med · April 1, 2020
IMPORTANCE: Patients with abnormal (positive) exercise electrocardiography, but normal stress echocardiography (+ECG/-Echo) are commonly encountered in clinical practice; however, the prognostic significance of this discordant result is unclear. OBJECTIVE: ...
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Journal articleCirc Heart Fail · April 2020
BACKGROUND: Palliative care improves quality of life in patients with heart failure. Whether men and women with heart failure derive similar benefit from palliative care interventions remains unknown. METHODS: In a secondary analysis of the PAL-HF trial (P ...
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Journal articleCirc Cardiovasc Imaging · April 2020
BACKGROUND: Inconclusive noninvasive tests complicate the care of patients with suspected coronary artery disease, but their prevalence and impact on management, outcomes, and costs are not well described. METHODS: PROMISE (Prospective Multicenter Imaging ...
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Journal articleJ Thorac Cardiovasc Surg · April 2020
OBJECTIVES: Multisite procedure-based randomized trials may be confounded by performance variability and variability among sites. Therefore, we studied variability in mortality and stroke after patients were randomized to surgical (SAVR) or transcatheter a ...
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Journal articleJ Thorac Cardiovasc Surg · April 2020
BACKGROUND: We sought to fill important gaps in the existing evidence regarding new-onset atrial fibrillation (AF) after coronary artery bypass graft surgery (CABG) by comparing the incidence, characteristics, and effect on long-term survival between men a ...
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Journal articleCirculation · March 31, 2020
BACKGROUND: Patients with bicuspid aortic valve (AV) stenosis were excluded from the pivotal evaluations of transcatheter AV replacement (TAVR) devices. We sought to evaluate the outcomes of TAVR in patients with bicuspid AV stenosis in comparison with tho ...
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Journal articleCirc Cardiovasc Interv · March 2020
BACKGROUND: Transcatheter mitral valve replacement using aortic transcatheter heart valves has recently become an alternative for patients with degenerated mitral bioprostheses, failed surgical repairs with annuloplasty rings or severe mitral annular calci ...
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Journal articleN Engl J Med · February 27, 2020
BACKGROUND: There are scant data on long-term clinical outcomes and bioprosthetic-valve function after transcatheter aortic-valve replacement (TAVR) as compared with surgical aortic-valve replacement in patients with severe aortic stenosis and intermediate ...
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Journal articleEur Heart J · February 21, 2020
AIMS: Left ventricular pressure overload is associated with activation of the cardiac renin-angiotensin system, which may contribute to myocardial fibrosis and worse clinical outcomes. We sought to assess the association between treatment with angiotensin- ...
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Journal articleCirculation · February 18, 2020
BACKGROUND: Current exercise guidelines for clinical populations recommend an exercise therapy (ET) prescription of fixed intensity (moderate), duration (40-50 minutes per session), and volume (120-160 min/wk). A critical overarching element of exercise pr ...
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Journal articleAnn Thorac Surg · February 2020
BACKGROUND: Epiaortic ultrasound detects and localizes ascending aortic atherosclerosis. In this analysis we investigated the association between epiaortic ultrasound-based atheroma grade during surgical aortic valve replacement (SAVR) and perioperative ad ...
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Journal articleHeart · February 2020
OBJECTIVES: To test the relationship between increasing severity of obesity, calculated risk and observed outcomes. METHODS: Patients with symptoms suggestive of coronary artery disease (CAD) (n=10 003) were stratified according to body mass index (BMI). W ...
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Journal articleJAMA Cardiol · February 1, 2020
IMPORTANCE: Although cardiovascular (CV) disease represents the leading cause of morbidity and mortality that increases with age, the best noninvasive test to identify older patients at risk for CV events remains unknown. OBJECTIVE: To determine whether th ...
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Journal articleHIV Res Clin Pract · February 2020
Background: The Randomized Trial to Prevent Vascular Events in HIV (REPRIEVE) is a multicenter, randomized, placebo-controlled trial, designed to test whether a statin medication can prevent cardiovascular disease in people with HIV. REPRIEVE recently comp ...
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Journal articleJNCI Cancer Spectr · February 2020
BACKGROUND: Observational data support inverse relationships between exercise or metformin use and disease outcomes in colorectal and breast cancer survivors, although the mechanisms underlying these associations are not well understood. METHODS: In a phas ...
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Journal articleJACC Cardiovasc Interv · January 27, 2020
OBJECTIVES: This study sought to evaluate the ability of individual markers of frailty to predict outcomes after transcatheter aortic valve replacement (TAVR) and of their discriminatory value in different age groups. BACKGROUND: Appropriate patient select ...
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Journal articleJACC Cardiovasc Interv · January 27, 2020
OBJECTIVES: The aim of this study was to report the 1-year results of transcatheter aortic valve replacement (TAVR) with the Edwards SAPIEN 3 (S3) valve in extremely large annuli. BACKGROUND: Favorable 30-day outcomes of S3 TAVR in annuli >683 mm2 have pre ...
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Journal articleJAMA Intern Med · January 1, 2020
This case series examines the percentage of women residencies and fellowships in 9 internal medicine medical subspecialties from 1991 to 2016. ...
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Journal articleJAMA Cardiol · January 1, 2020
IMPORTANCE: Pulmonary hypertension (pHTN) is associated with increased risk of mortality after mitral valve surgery for mitral regurgitation. However, its association with clinical outcomes in patients undergoing transcatheter mitral valve repair (TMVr) wi ...
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Journal articleCirc Cardiovasc Interv · January 2020
BACKGROUND: Vascular and bleeding complications were commonly reported in transcatheter aortic valve replacement clinical trials. Little is known about complication rates in contemporary US clinical practice or clinical outcomes associated with these compl ...
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Journal articleNPJ Digit Med · 2020
The Project Baseline Health Study (PBHS) was launched to map human health through a comprehensive understanding of both the health of an individual and how it relates to the broader population. The study will contribute to the creation of a biomedical info ...
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Journal articlePLoS One · 2020
Disrupted parental sleep, presenting as post-partum fatigue and perceived as problematic infant sleep, is related to increased symptoms of depression and anxiety among new mothers and fathers. Previous research indicates that UK parents would value an appr ...
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Journal articleEuroIntervention · December 20, 2019
AIMS: Longitudinal outcomes of transcatheter therapies for secondary mitral regurgitation (MR) have been variable. This study examined predictors of one-year outcome following transcatheter mitral valve implantation (TMVI) with the Tendyne device. METHODS ...
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Journal articleCirculation · December 10, 2019
BACKGROUND: Prosthetic valve endocarditis (PVE) is a rare but critical mechanism of valve failure and death after transcatheter and surgical aortic valve replacement (TAVR, SAVR) warranting further analysis in modern aortic valve replacement experience. We ...
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Journal articleJ Am Coll Cardiol · December 10, 2019
BACKGROUND: In patients with severe aortic stenosis (AS) at low surgical risk, treatment with transcatheter aortic valve replacement (TAVR) results in lower rates of death, stroke, and rehospitalization at 1 year compared with surgical aortic valve replace ...
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Journal articleJ Am Heart Assoc · November 5, 2019
Background More than 4 million cardiac noninvasive diagnostic tests are performed annually in the United States. However, questions remain regarding their effectiveness in improving clinical outcomes. We sought to evaluate whether noninvasive diagnostic te ...
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Journal articleEur Radiol · November 2019
OBJECTIVES: We explored the anatomical, plaque, and hemodynamic characteristics of high-risk non-obstructive coronary lesions that caused acute coronary syndrome (ACS). METHODS: From the EMERALD study which included ACS patients with available coronary CT ...
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Journal articleJAMA Cardiol · November 1, 2019
IMPORTANCE: Volume metrics may have relevance in the evaluation of valve center expertise. However, a paucity of data exists regarding the quantity, volume, and geographic location of mitral valve (MV) surgical centers in the United States and the proporti ...
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Journal articleJ Thorac Cardiovasc Surg · November 2019
OBJECTIVES: Few African countries have the resources to provide optimal cardiac surgery care. We explored needs at cardiac surgery centers in Namibia, Zambia, and Uganda. Our objectives were (1) to determine the key variables to be included in a cardiac su ...
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Journal articleJAMA Cardiol · October 1, 2019
IMPORTANCE: Increasing cardiology workforce diversity will expand the talent of the applicant pool and may reduce health care disparities. OBJECTIVE: To assess US cardiology physician workforce demographics by sex and race/ethnicity in the context of the U ...
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Journal articleCirc Cardiovasc Imaging · October 2019
BACKGROUND: The yield of myocardial perfusion imaging is low in contemporary patients with suspected coronary artery disease (CAD) selected based on American College of Cardiology Foundation/American Heart Association pretest probability estimate. We compa ...
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Journal articleJACC Cardiovasc Imaging · October 2019
OBJECTIVES: In this study, the authors hypothesized that intraprocedural improvement of pulmonary venous (PV) waveforms are predictive of improved outcomes. In this report, they analyzed intraprocedural invasive and echocardiographic changes with respect t ...
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Journal articleJ Am Coll Cardiol · September 3, 2019
BACKGROUND: There is paucity of evidence on the impact of anticoagulation (AC) after bioprosthetic aortic valve replacement (AVR) on valve hemodynamics and clinical outcomes. OBJECTIVES: The study aimed to assess the impact of AC after bioprosthetic AVR on ...
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Journal articleJACC CardioOncol · September 2019
Cardiovascular (CV) toxicity from cancer therapy is a significant and growing concern. Conventional oncology clinical trial designs focused singularly on cancer treatment efficacy have not provided sufficient information on both CV risk factors and outcome ...
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Journal articleJACC Cardiovasc Interv · August 26, 2019
OBJECTIVES: The study sought to determine the patterns of antithrombotic therapy and association with clinical outcomes in patients with atrial fibrillation (AF) and CHA2DS2-VASc (congestive heart failure, hypertension, age ≥75 years, diabetes mellitus, pr ...
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Journal articleCirc Heart Fail · August 2019
BACKGROUND: Impaired left ventricular function is associated with worse prognosis among patients with aortic stenosis treated medically or with surgical aortic valve replacement. It is unclear whether reduced left ventricular ejection fraction (LVEF) is an ...
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Journal articleEur Heart J · July 14, 2019
AIMS: Transcatheter aortic valve replacement (TAVR) is now an established therapy for intermediate-risk surgical candidates with symptomatic, severe aortic stenosis. The clinical impact of new-onset left bundle branch block (LBBB) after TAVR remains contro ...
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Journal articleJACC Cardiovasc Imaging · July 2019
There has been a tremendous growth quantity of high-quality imaging evidence in the area of acute and stable ischemic heart disease (SIHD). A number of recent comparative effectiveness trials have spurned significant controversies in the field of cardiovas ...
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Journal articleN Engl J Med · June 27, 2019
BACKGROUND: During the introduction of transcatheter aortic-valve replacement (TAVR) in the United States, requirements regarding procedural volume were mandated by the Centers for Medicare and Medicaid Services as a condition of reimbursement. A better un ...
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Journal articleJAMA · June 18, 2019
IMPORTANCE: Reducing postprocedural stroke is important to improve the safety of transcatheter aortic valve replacement (TAVR). OBJECTIVE: This study evaluated the trends of stroke occurring within 30 days after the procedure during the first 5 years TAVR ...
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Journal articleJ Am Coll Cardiol · June 11, 2019
BACKGROUND: In patients with end-stage renal disease (ESRD), surgical aortic valve replacement is associated with higher early and late mortality, and adverse outcomes compared with patients without renal disease. Transcatheter aortic valve replacement (TA ...
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Journal articleJAMA · June 11, 2019
IMPORTANCE: Transcatheter aortic valve replacement (TAVR) indications are expanding, leading to an increasing number of patients with bicuspid aortic stenosis undergoing TAVR. Pivotal randomized trials conducted to obtain US Food and Drug Administration ap ...
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Journal articleJACC Cardiovasc Imaging · June 2019
OBJECTIVES: The authors investigated the utility of noninvasive hemodynamic assessment in the identification of high-risk plaques that caused subsequent acute coronary syndrome (ACS). BACKGROUND: ACS is a critical event that impacts the prognosis of patien ...
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Journal articleJACC Cardiovasc Imaging · June 2019
OBJECTIVES: The goal of this study was to examine associations between concentrations of high-sensitivity troponin I (hsTnI) (measured by using a single-molecule counting method) and obstructive coronary artery disease (CAD) in 1,844 stable, symptomatic ou ...
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Journal articleAm Heart J · June 2019
BACKGROUND: People with HIV (PWH) have increased cardiovascular events, inflammation, and high-risk coronary atherosclerosis. Statin therapy has been shown to lower the risk of cardiovascular disease (CVD) in the general population, but whether this result ...
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Journal articleAm Heart J · June 2019
BACKGROUND: Cardiovascular disease (CVD) is more frequent among people with HIV (PWH) and may relate to traditional and nontraditional factors, including inflammation and immune activation. A critical need exists to develop effective strategies to prevent ...
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Journal articleJ Thorac Cardiovasc Surg · June 2019
With the disruptive advancement of catheter-based technologies and minimally invasive techniques in structural heart disease, surgeons must obtain necessary skills to continue to serve this large patient population. We believe that surgeons are uniquely po ...
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Journal articleJACC Cardiovasc Interv · May 27, 2019
OBJECTIVES: This study sought to evaluate racial disparities in the performance and outcomes of transcatheter aortic valve replacement (TAVR). BACKGROUND: Racial disparities in cardiovascular diseases are well described. Whether the racial disparities obse ...
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Journal articleN Engl J Med · May 2, 2019
BACKGROUND: Among patients with aortic stenosis who are at intermediate or high risk for death with surgery, major outcomes are similar with transcatheter aortic-valve replacement (TAVR) and surgical aortic-valve replacement. There is insufficient evidence ...
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Journal articleEur Heart J Cardiovasc Imaging · May 1, 2019
AIMS: To update pretest probabilities (PTP) for obstructive coronary artery disease (CAD ≥ 50%) across age, sex, and clinical symptom strata, using coronary computed tomography angiography (CTA) in a large contemporary population of patients with stable ch ...
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Journal articleJ Am Heart Assoc · April 16, 2019
Background Statins may reduce mortality after transcatheter aortic valve replacement (TAVR) through prevention of atherosclerotic events or pleiotropic effects. However, the competing mortality risks in TAVR patients may dilute any positive effect of stati ...
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Journal articleAnn Thorac Surg · April 2019
BACKGROUND: Stroke is a serious complication after transcatheter aortic valve replacement (TAVR), yet predictive models are not available. A new risk model for in-hospital stroke after TAVR was developed and used to estimate site-specific performance. METH ...
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Journal articleJ Am Coll Cardiol · March 26, 2019
BACKGROUND: Transcatheter mitral valve replacement (TMVR) is a rapidly evolving therapy. Follow-up of TMVR patients remains limited in duration and number treated. OBJECTIVES: The purpose of this study was to examine outcomes with expanded follow-up for th ...
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Journal articleJACC Cardiovasc Interv · March 11, 2019
OBJECTIVES: The authors investigated 1-year outcomes after transcaval access and closure for transcatheter aortic valve replacement (TAVR), using commercially available nitinol cardiac occluders off-label. BACKGROUND: Transcaval access is a fully percutane ...
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Journal articleJACC Cardiovasc Interv · March 11, 2019
OBJECTIVES: The authors sought to prospectively determine the safety and efficacy of next-day discharge using the Vancouver 3M (Multidisciplinary, Multimodality, but Minimalist) Clinical Pathway. BACKGROUND: Transfemoral transcatheter aortic valve replacem ...
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Journal articleJ Am Coll Cardiol · March 5, 2019
BACKGROUND: The optimal noninvasive test (NIT) for patients with diabetes and stable symptoms of coronary artery disease (CAD) is unknown. OBJECTIVES: The purpose of this study was to assess whether a diagnostic strategy based on coronary computed tomograp ...
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Journal articleAnn Thorac Surg · March 2019
BACKGROUND: This study evaluated outcomes of reoperative mitral valve surgery (MVS) in the United States. METHODS: Adults undergoing isolated MVS with prior open-heart operation in The Society of Thoracic Surgeons (STS) National Database between July 2011 ...
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Journal articleJACC Heart Fail · March 2019
The incidence of heart failure (HF) is increasing, particularly among women, and constitutes a rapidly growing public health problem. The primary prevention of HF in women should involve targeted, sex-specific strategies to increase awareness, promote a he ...
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Journal articleJACC Cardiovasc Interv · February 25, 2019
OBJECTIVES: The aim of this study was to evaluate the association between pre-procedural left ventricular hypertrophy (LVH) patterns and clinical outcomes after transcatheter aortic valve replacement (TAVR). BACKGROUND: The association between pre-procedur ...
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Journal articleJACC Cardiovasc Interv · February 11, 2019
OBJECTIVES: The authors sought to determine the factors that influence fellows-in-training (FITs) to pursue a career in interventional cardiology (IC) and how these differ by sex. BACKGROUND: Despite increases in the proportion of women across numerous med ...
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Journal articleAm Heart J · February 2019
BACKGROUND: Although sex differences exist in the management of acute coronary syndromes, less is known about the management and outcomes of women and men with suspected coronary artery disease being evaluated with noninvasive testing (NIT). METHODS: We in ...
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Journal articleJACC Heart Fail · February 2019
OBJECTIVES: This study aims to assess the association between biomarker-guided therapy and left ventricular (LV) remodeling. BACKGROUND: In patients with heart failure with reduced ejection fraction (HFrEF), it is unclear if lowering natriuretic peptides r ...
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Journal articleCirc Cardiovasc Imaging · February 2019
BACKGROUND: Patients with high-risk coronary artery disease (CAD) may be difficult to identify. METHODS: Using the PROMISE (Prospective Multicenter Imaging Study for Evaluation of Chest Pain) cohort randomized to coronary computed tomographic angiography ( ...
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Journal articleJ Am Coll Cardiol · January 29, 2019
BACKGROUND: Evaluation of stable symptomatic outpatients with suspected coronary artery disease (CAD) may be challenging because they have a wide range of cardiovascular risk. The role of troponin testing to assist clinical decision making in this setting ...
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Journal articleJACC Cardiovasc Imaging · January 2019
OBJECTIVES: This study aims to establish parameters for identifying normal function for each of the 3 iterations of balloon-expandable valves and 2 iterations of self-expanding valves. BACKGROUND: Expected transthoracic echocardiographic Doppler-derived he ...
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Journal articleJ Cardiovasc Comput Tomogr · 2019
BACKGROUND: Obesity is a risk factor for coronary artery disease (CAD), but adiposity may mimic symptoms of CAD and reduce the accuracy of diagnostic testing. METHODS: Patients from the PROMISE trial (n = 8889) were classified according to body mass index ...
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Journal articleJACC Cardiovasc Imaging · January 2019
Prosthesis-patient mismatch (PPM) occurs when the effective orifice area (EOA) of the prosthetic valve is too small in relation to a patient's body size, thus resulting in high residual postoperative pressure gradients across the prosthesis. Severe PPM occ ...
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Journal articleAm Heart J · December 2018
BACKGROUND: Patients with nonobstructive coronary artery disease (CAD) have worse outcomes compared with those without CAD; however, few studies have compared the intermediate- and long-term impact of CAD severity as a function of patient sex. METHODS: We ...
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Journal articleJ Am Heart Assoc · November 6, 2018
Background Undersized ring annuloplasty is a commonly used surgical repair for ischemic mitral regurgitation, in which annular downsizing corrects regurgitation, but alters valve geometry and elevates tissue stresses. In this study, we investigated if unph ...
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Journal articleAnn Thorac Surg · November 2018
BACKGROUND: The pathoetiology of mitral regurgitation (MR) has been suggested as a mediator of outcomes after mitral valve (MV) operations, particularly in ischemic functional mitral regurgitation (IMR). This study examined the independent association of M ...
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Journal articleInt J Cardiovasc Imaging · November 2018
Quality in stress echocardiography interpretation is often gauged against coronary angiography (CA) data but anatomic obstructive coronary disease on CA is an imperfect gold standard for a stress induced wall motion abnormality. We examined the utility of ...
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Journal articleCirc Cardiovasc Imaging · November 2018
Background Although right atrial (RA) enlargement is an established marker for adverse outcomes, the prognostic importance of RA dysfunction independent of RA size in pulmonary arterial hypertension is not known. Methods and Results Study subjects with pul ...
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Journal articleOpen Forum Infect Dis · November 2018
BACKGROUND: The use of valve surgery for infective endocarditis (IE) in end-stage renal disease (ESRD) patients may be different than in the general population. We assessed predictors of early surgery in ESRD patients with IE. METHODS: We conducted a retro ...
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Journal articleAnn Cardiothorac Surg · November 2018
Transcatheter mitral valve replacement is an emerging technology for the treatment of mitral valve regurgitation. Numerous devices are in development and in various stages of clinical investigation. The Tendyne system (Tendyne Holdings, LLC, a subsidiary o ...
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Journal articleAnn Cardiothorac Surg · November 2018
Surgical implantation of a complete or incomplete ring to reduce the mitral valve annulus and improve leaflet coaptation is the foundation of valve repair for degenerative and functional mitral and tricuspid regurgitation. The Cardioband system (Edwards Li ...
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Journal articleJAMA Cardiol · November 1, 2018
IMPORTANCE: The Centers for Medicare & Medicaid Services national coverage determination for transcatheter aortic valve replacement (TAVR) includes volume requirements for surgical aortic valve replacement (SAVR) for hospitals seeking to initiate or contin ...
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Journal articleAm J Cardiol · November 1, 2018
There is scarcity of evidence regarding antiplatelet and anticoagulant therapy in patients with prosthetic valves undergoing percutaneous coronary intervention (PCI). Our goal was to compare clinical outcomes between patients with mechanical or bioprosthet ...
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Journal articleCatheter Cardiovasc Interv · October 1, 2018
BACKGROUND: The Impella 2.5 axial flow pump, which is positioned across the aortic valve, is widely employed for hemodynamic support. The present study compared structural and functional integrity of the left heart valves in patients undergoing Impella vs ...
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Journal articleJ Thorac Cardiovasc Surg · October 2018
OBJECTIVE: The effect of aortic clamping strategy on short-term stroke during proximal graft construction for coronary artery bypass grafting (CABG) remains undefined. The aim of this study was to test the hypothesis that partial occluding clamp (POC) tech ...
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Journal articleAm Heart J · October 2018
BACKGROUND: Dual antiplatelet therapy (DAPT) is recommended following transcatheter aortic valve replacement (TAVR); however, the optimal antiplatelet strategy is undefined, and little is known about practice patterns. We aimed to describe contemporary pra ...
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Journal articleJACC Cardiovasc Interv · September 10, 2018
OBJECTIVES: The purpose of this study was to understand the effects of balloon post-dilatation on outcomes following transcatheter aortic valve replacement with the SAPIEN 3 valve. BACKGROUND: Hemodynamics and outcomes with balloon post-dilatation for the ...
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Journal articleJACC Cardiovasc Interv · September 10, 2018
OBJECTIVES: The aim of this study was to evaluate incidence, care patterns, and clinical outcomes in patients developing new-onset atrial fibrillation (AF) following transcatheter aortic valve replacement (TAVR). BACKGROUND: Pre-procedural AF has been asso ...
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Journal articleAnn Thorac Surg · September 2018
BACKGROUND: Data from The Society of Thoracic Surgeons Adult Cardiac Surgery Database were analyzed to identify trends in patient characteristics and outcomes of mitral valve operations in North America. METHODS: All patients with isolated primary mitral v ...
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Journal articleAm J Cardiol · September 1, 2018
In pulmonary hypertension (PH), measurement of various echocardiographic parameters that assess right heart function is recommended by current clinical guidelines. Limited data exists on the combined value of clinical and echocardiographic parameters in pr ...
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Journal articleJACC Cardiovasc Imaging · September 2018
OBJECTIVES: This study sought to compare the performance of major guidelines for the assessment of stable chest pain including risk-based (American College of Cardiology/American Heart Association and European Society of Cardiology) and symptom-focused (Na ...
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Journal articleAnn Cardiothorac Surg · September 2018
BACKGROUND: Rigid plate fixation (RPF) is the cornerstone in managing fractures and osteotomies except for sternotomy, where most cardiac surgeons continue to use wire cerclage (WC). Results of a multicenter randomized trial evaluating sternal healing, ste ...
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Journal articleInt J Cardiovasc Imaging · September 2018
In the original publication of the article, the seventh author name "Matthias Gutberlet" has been misspelt. ...
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Journal articleJAMA Cardiol · August 1, 2018
IMPORTANCE: Few data exist on internal medicine trainees' selection of cardiology training, although this is important for meeting future cardiology workforce needs. OBJECTIVE: To discover trainees' professional development preferences and perceptions of c ...
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Journal articleJ Am Coll Cardiol · July 24, 2018
BACKGROUND: Valve-in-valve (ViV) transcatheter aortic valve replacement (TAVR) has been shown to be feasible, yet the safety and efficacy in relation to native valve (NV) TAVR are not known. OBJECTIVES: This study sought to evaluate the safety and effectiv ...
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Journal articleJACC Cardiovasc Interv · July 23, 2018
OBJECTIVES: The aim of this study was to determine factors affecting paravalvular leak (PVL) in transcatheter aortic valve replacement (TAVR) with the Edwards SAPIEN 3 (S3) valve in extremely large annuli. BACKGROUND: The largest recommended annular area f ...
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Journal articleEur Heart J · July 21, 2018
AIMS: In patients randomized to transcatheter or surgical aortic valve replacement (TAVR, SAVR), we sought to determine whether SAVR is associated with worsening right ventricular (RV) function and whether RV deterioration is associated with mortality. MET ...
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Journal articleAm J Cardiol · July 1, 2018
Contrast is a recommended but frequently unused tool in transthoracic echocardiography to improve detection of left ventricular thrombus in patients with ejection fraction (EF) ≤35%. The clinical and economic outcomes of a possible solution (i.e., universa ...
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Journal articleCatheter Cardiovasc Interv · July 2018
Intraprocedural catastrophes during transcatheter aortic valve replacement (TAVR) are associated with a high mortality. Even "operable patients" can suddenly be deemed inoperable during an intraprocedural TAVR complication. The low incidence of a major com ...
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Journal articleAnn Thorac Surg · July 2018
The Society of Thoracic Surgeons Adult Cardiac Database (ACSD) is an international voluntary registry that provides adult cardiac surgery programs with risk-adjusted outcome reports for quality improvement. With more than 6,300,000 procedural records in ad ...
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Journal articleJACC Cardiovasc Interv · June 25, 2018
OBJECTIVES: The authors sought to examine outcomes and identify independent predictors of mortality among patients undergoing urgent/emergent transcatheter aortic valve replacement (TAVR). BACKGROUND: Data on urgent/emergent TAVR as a rescue therapy for de ...
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Journal articleJACC Cardiovasc Interv · June 25, 2018
OBJECTIVES: The aim of this study was to evaluate whether transcatheter aortic valve replacement (TAVR) with the SAPIEN 3 valve (S3-TAVR) results in improved quality of life (QoL) compared with previous-generation TAVR devices or surgical aortic valve repl ...
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Journal articleAnn Thorac Surg · June 2018
BACKGROUND: Surgical ablation (SA) for atrial fibrillation (AF) concomitant to mitral valve repair/replacement (MVRR) improves longitudinal sinus rhythm. However, the risk of adding SA remains a clinical question. This study examined whether the addition o ...
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Journal articleCirc Cardiovasc Interv · June 2018
BACKGROUND: Stroke is a serious complication of both transcatheter aortic valve replacement (TAVR) and carotid artery disease (CD). The implications of CD in patients undergoing TAVR are unclear. METHODS AND RESULTS: The Society of Thoracic Surgeons and Am ...
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Journal articleHeart · June 2018
OBJECTIVES: Postoperative atrial fibrillation (AF) following coronary artery bypass graft surgery (CABG) is significantly associated with reduced survival, but poor characterisation and inconsistent definitions present barriers to developing effective prop ...
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Journal articleAnn Thorac Surg · May 2018
BACKGROUND: Since 2010, 460+ hospital mergers have occurred in the United States, rerouting historical coronary artery bypass graft (CABG) referral patterns. The goals of this study were: (1) to compare risk-adjusted CABG outcomes between single-center ver ...
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Journal articleAnn Thorac Surg · May 2018
BACKGROUND: The Society of Thoracic Surgeons (STS) uses statistical models to create risk-adjusted performance metrics for Adult Cardiac Surgery Database (ACSD) participants. Because of temporal changes in patient characteristics and outcomes, evolution of ...
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Journal articleAnn Thorac Surg · May 2018
BACKGROUND: The last published version of The Society of Thoracic Surgeons (STS) Adult Cardiac Surgery Database (ACSD) risk models were developed in 2008 based on patient data from 2002 to 2006 and have been periodically recalibrated. In response to evolvi ...
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Journal articleRadiology · April 2018
Purpose To assess concordance and relative prognostic utility between central core laboratory and local site interpretation for significant coronary artery disease (CAD) and cardiovascular events. Materials and Methods In the Prospective Multicenter Imagin ...
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Journal articleJ Thorac Cardiovasc Surg · April 2018
OBJECTIVE: To analyze patient risk factors and processes of care associated with secondary surgical-site infection (SSI) after coronary artery bypass grafting (CABG). METHODS: Data were collected prospectively between February and October 2010 for consenti ...
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Journal articleAnn Thorac Surg · April 2018
BACKGROUND: The purpose of this study is to evaluate the association of tricuspid regurgitation (TR) severity with outcomes after transcatheter aortic valve replacement (TAVR). METHODS: We analyzed data from 34,576 patients who underwent TAVR at 365 US hos ...
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Journal articleJACC Cardiovasc Interv · March 26, 2018
OBJECTIVES: The aim of this study was to develop and validate a risk adjustment model for 30-day mortality after transcatheter aortic valve replacement (TAVR) that accounted for both standard clinical factors and pre-procedural health status and frailty. B ...
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Journal articleJACC Cardiovasc Imaging · March 2018
OBJECTIVES: This study sought to externally validate prediction models for the presence of obstructive coronary artery disease (CAD). BACKGROUND: A better assessment of the probability of CAD may improve the identification of patients who benefit from noni ...
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Journal articleJ Am Soc Echocardiogr · March 2018
BACKGROUND: As the potential for cancer therapy-related cardiac dysfunction is increasingly recognized, there is a need for the standardization of echocardiographic measurements and cut points to guide treatment. The aim of this study was to determine the ...
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Journal articleInt J Cardiol · February 1, 2018
BACKGROUND: The PROspective Multicenter Imaging Study for Evaluation of chest pain (PROMISE) minimal-risk tool was recently developed to identify patients with suspected stable angina at very low risk of coronary artery disease (CAD) and clinical events. W ...
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Journal articleJAMA Cardiol · February 1, 2018
IMPORTANCE: Coronary computed tomographic angiography (coronary CTA) can characterize coronary artery disease, including high-risk plaque. A noninvasive method of identifying high-risk plaque before major adverse cardiovascular events (MACE) could provide ...
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Journal articleMedicine (Baltimore) · February 2018
Cardiovascular disease (CVD) is an increasing cause of morbidity and mortality in human immunodeficiency virus (HIV)-infected adults; however, this population may be less likely to receive interventions during hospitalization for acute coronary syndrome (A ...
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Journal articleJACC Cardiovasc Interv · January 8, 2018
OBJECTIVES: The purpose of this study was to identify sex-specific outcomes of intermediate risk patients undergoing transcatheter aortic valve replacement with the SAPIEN 3 valve. BACKGROUND: A survival difference has been observed in women as compared wi ...
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Journal articleAm Heart J · January 2018
BACKGROUND: Recent reports of leaflet abnormalities (detected using advanced imaging) have raised questions regarding transcatheter aortic valve replacement (TAVR) durability. We sought to determine the incidence of valve hemodynamic deterioration (VHD) an ...
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Journal articleJ Card Surg · January 2018
PURPOSE: Management of acute type A aortic dissection (AAAD) is challenging and operative strategies are varied. We used the STS Adult Cardiac Surgery Database (STS ACSD) to describe contemporary surgical strategies and outcomes for AAAD. METHODS: Between ...
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Journal articleJACC Cardiovasc Interv · December 11, 2017
OBJECTIVES: The authors sought to evaluate the impact of transapical (TA) transcatheter aortic valve replacement (TAVR) on mortality, left ventricular (LV) ejection fraction (LVEF) improvement, and functional recovery in patients with LV dysfunction. BACKG ...
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Journal articleGlob Heart · December 2017
Almost three-quarters (74%) of all the noncommunicable disease burden is found within low- and middle-income countries. In September 2014, the National Heart, Lung, and Blood Institute held a Global Health Think Tank meeting to obtain expert advice and rec ...
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Journal articleAnn Thorac Surg · December 2017
BACKGROUND: Many patients undergoing transcatheter aortic valve replacement (TAVR) for aortic stenosis also have significant mitral regurgitation (MR). We sought to understand the association of concomitant MR with TAVR clinical outcomes, as well changes i ...
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Journal articleEur Heart J · December 1, 2017
AIMS: In patients with aortic stenosis (AS), risk stratification for aortic valve replacement (AVR) relies mainly on valve-related factors, symptoms and co-morbidities. We sought to evaluate the prognostic impact of a newly-defined staging classification c ...
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Journal articleCirc Heart Fail · December 2017
BACKGROUND: Mitochondrial dysfunction and energy depletion in the failing heart are innovative therapeutic targets in heart failure management. Elamipretide is a novel tetrapeptide that increases mitochondrial energy; however, its safety, tolerability, and ...
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Journal articleCirculation · November 21, 2017
BACKGROUND: Coronary artery calcium (CAC) is an established predictor of future major adverse atherosclerotic cardiovascular events in asymptomatic individuals. However, limited data exist as to how CAC compares with functional testing (FT) in estimating p ...
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Journal articleJ Am Coll Cardiol · November 7, 2017
BACKGROUND: Post-market surveillance is needed to evaluate the real-world clinical effectiveness and safety of U.S. Food and Drug Administration-approved devices. OBJECTIVES: The authors examined the commercial experience with transcatheter mitral valve re ...
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Journal articleJACC Cardiovasc Imaging · November 2017
OBJECTIVES: The purpose of this study was to determine whether noninvasive fractional flow reserve derived from computed tomography (FFRCT) predicts coronary revascularization and outcomes and whether its addition improves efficiency of referral to invasiv ...
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Journal articleJAMA Cardiol · November 1, 2017
IMPORTANCE: Use of transcatheter aortic valve replacement (TAVR) for severe aortic stenosis is growing rapidly. However, to our knowledge, the durability of these prostheses is incompletely defined. OBJECTIVE: To determine the midterm hemodynamic performan ...
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Journal articleCirc Cardiovasc Interv · November 2017
BACKGROUND: Diabetes mellitus (DM) adversely affects morbidity and mortality for cardiovascular diseases and procedures. Data evaluating the outcomes of transcatheter aortic valve replacement (TAVR) in diabetic patients are limited by small sample size and ...
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Journal articleJ Am Heart Assoc · October 31, 2017
BACKGROUND: The impact of diabetes mellitus on the clinical presentation and noninvasive test (NIT) results among stable outpatients presenting with symptoms suggestive of coronary artery disease (CAD) has not been well described. METHODS AND RESULTS: The ...
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Journal articleAnn Thorac Surg · October 2017
BACKGROUND: Off-pump coronary artery bypass grafting (OPCAB) has been shown to be an effective strategy for surgical revascularization. The purpose of this study was to define the incidence of intraoperative conversion from OPCAB to on-pump coronary artery ...
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Journal articleCirc Cardiovasc Interv · October 2017
BACKGROUND: Peripheral artery disease (PAD) is associated with increased cardiovascular mortality, and PAD risk factors overlap with those for aortic stenosis. The prevalence and outcomes associated with PAD in a population undergoing transcatheter aortic ...
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Journal articleBMJ Open · September 29, 2017
OBJECTIVES: To evaluate potential gaps in preventive medical therapy and healthy lifestyle practices among symptomatic patients with suspected coronary artery disease (CAD) seeing primary care physicians and cardiologists and how gaps vary by sociodemograp ...
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Journal articleEur J Cardiothorac Surg · September 1, 2017
OBJECTIVES: Hypothermic circulatory arrest is essential to aortic arch surgery, although consensus regarding optimal cerebral protection strategy remains lacking. We evaluated the current use and comparative effectiveness of hypothermia/cerebral perfusion ...
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Journal articleJ Am Soc Echocardiogr · September 2017
BACKGROUND: A survey of pediatric cardiologists who participated in the Pediatric Appropriate Use of Echocardiography study was conducted to assess attitudes toward appropriate use criteria (AUC) and the relationship between perceptions of usefulness of a ...
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Journal articleJACC Cardiovasc Interv · August 14, 2017
OBJECTIVES: This study sought to determine if indexed effective orifice area (EOAi), using left ventricular outflow tract measured from computed tomography (EOAiCT), reclassified prosthesis-patient mismatch (PPM) compared with conventional echocardiogram-d ...
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Journal articleJAMA · August 8, 2017
IMPORTANCE: Stroke is a major complication of surgical aortic valve replacement (SAVR). OBJECTIVE: To determine the efficacy and adverse effects of cerebral embolic protection devices in reducing ischemic central nervous system (CNS) injury during SAVR. DE ...
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Journal articleJ Am Coll Cardiol · July 25, 2017
BACKGROUND: Randomized trials support the use of transcatheter aortic valve replacement (TAVR) for the treatment of aortic stenosis in high- and intermediate-risk patients, but the generalizability of those results in clinical practice has been challenged. ...
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Journal articleAnn Thorac Surg · July 2017
Containing more than 6 million cumulative operative records and accounting for 90% to 95% of adult cardiac surgery performed in the United States, The Society of Thoracic Surgeons Adult Cardiac Surgery Database is an invaluable resource for performance ass ...
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Journal articleCirc Cardiovasc Imaging · July 2017
BACKGROUND: After aortic valve replacement, left ventricular afterload is often characterized by the residual valve obstruction. Our objective was to determine whether higher systemic arterial afterload-as reflected in blood pressure, pulsatile and resisti ...
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Journal articleCirculation · June 13, 2017
BACKGROUND: Optimal management of patients with stable chest pain relies on the prognostic information provided by noninvasive cardiovascular testing, but there are limited data from randomized trials comparing anatomic with functional testing. METHODS: In ...
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Journal articleJ Thorac Cardiovasc Surg · June 2017
RATIONALE: Pneumonia remains the most common major infection after cardiac surgery despite numerous preventive measures. OBJECTIVES: To prospectively examine the timing, pathogens, and risk factors, including modifiable management practices, for postoperat ...
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Journal articleJ Pediatr · June 2017
OBJECTIVES: To characterize the subgroup of outpatient pediatric patients presenting with chest pain and to determine the effectiveness of published pediatric appropriate use criteria (PAUC) to detect pathology. STUDY DESIGN: The Pediatric Appropriate Use ...
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Journal articleCongenit Heart Dis · May 2017
OBJECTIVE: The objective of this study was to evaluate effectiveness of educational intervention (EI) in the Pediatric Appropriate Use of Echocardiography (PAUSE) study to improve appropriateness of transthoracic echocardiograms (TTEs) ordered in pediatric ...
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Journal articleJACC Cardiovasc Interv · April 24, 2017
OBJECTIVES: The aim of the study was to investigate the influence of the extent of computed tomography (CT)-based area and perimeter oversizing on the incidence and severity of paravalvular aortic regurgitation (PAR) for the Edwards SAPIEN 3 (Edwards Lifes ...
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Journal articleBiol Blood Marrow Transplant · April 2017
Peak oxygen consumption (VO2peak), as measured by cardiopulmonary exercise testing (CPET), is a powerful independent predictor of cardiovascular disease (CVD) and all-cause mortality in a broad range of populations. We assessed the safety and feasibility o ...
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Journal articleJAMA Cardiol · April 1, 2017
IMPORTANCE: Guidelines recommend noninvasive testing for patients with stable chest pain, although many subsequently have normal test results and no adverse clinical events. OBJECTIVE: To describe a risk tool developed to use only pretest clinical data to ...
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Journal articleJ Am Coll Cardiol · March 14, 2017
BACKGROUND: The Society of Thoracic Surgeons (STS)/American College of Cardiology Transcatheter Valve Therapy (TVT) Registry captures all procedures with Food and Drug Administration-approved transcatheter valve devices performed in the United States, and ...
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Journal articleJ Clin Oncol · March 10, 2017
Purpose Cardiac dysfunction is a serious adverse effect of certain cancer-directed therapies that can interfere with the efficacy of treatment, decrease quality of life, or impact the actual survival of the patient with cancer. The purpose of this effort w ...
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Journal articleEchocardiography · March 2017
BACKGROUND: Syncope is a common reason for outpatient transthoracic echocardiography (TTE). We studied the applicability of pediatric appropriate use criteria (AUC) on initial outpatient evaluation of children (≤18 years) with syncope. METHODS: Data were o ...
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Journal articleAnn Thorac Surg · March 2017
BACKGROUND: The Society of Thoracic Surgeons (STS)/American College of Cardiology Transcatheter Valve Therapy (TVT) Registry captures all procedures with Food and Drug Administration-approved transcatheter valve devices performed in the United States, and ...
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Journal articleJACC Cardiovasc Imaging · March 2017
The categories and quality of evidence documenting the value of noninvasive cardiovascular imaging have evolved substantially over the last several decades. From an initial emphasis on the diagnostic accuracy of various imaging modalities, cardiovascular i ...
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Journal articleJACC Cardiovasc Imaging · March 2017
The evaluation of patients with suspected stable ischemic heart disease is among the most common diagnostic evaluations with nearly 20 million imaging and exercise stress tests performed annually in the United States. Over the past decade, there has been a ...
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Journal articleHIV Clin Trials · March 2017
BACKGROUND: Women's under-representation in HIV and cardiovascular disease (CVD) research suggests a need for novel strategies to ensure robust representation of women in HIV-associated CVD research. OBJECTIVE: To elicit perspectives on CVD research partic ...
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Journal articleAm Heart J · February 2017
BACKGROUND: The outcomes in patients by visual assessment and quantitative coronary angiography (QCA) for obstructive coronary artery disease (CAD) are not known. Our objectives were to compare visual and QCA estimates of obstructive CAD and to assess thei ...
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Journal articleAm Heart J · February 2017
BACKGROUND: Identifying predictors of coronary artery disease (CAD)-related procedures and events remains a priority. METHODS: We measured an age- and sex-specific gene expression score (ASGES) previously validated to detect obstructive CAD (oCAD) in sympt ...
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Journal articleJ Am Coll Cardiol · January 31, 2017
The American College of Cardiology third decennial Professional Life Survey was completed by 2,313 cardiologists: 964 women (42%) and 1,349 men (58%). Compared with 10 and 20 years ago, current results reflect a substantially lower response rate (21% vs. 3 ...
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Journal articlePLoS One · 2017
BACKGROUND: Little is known about patients with severe symptomatic aortic stenosis (AS) who receive medical management despite evaluation at a heart valve treatment center. OBJECTIVE: We identified patient characteristics associated with medical management ...
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Journal articleOpen Heart · 2017
AIM: Diagnostic evaluation practices for suspected coronary artery disease (CAD) may vary between countries. Our objective was to compare a CT-derived fractional flow reserve (FFRCT) diagnostic strategy with usual care in patients with planned invasive cor ...
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Journal articleJ Cardiovasc Comput Tomogr · 2017
BACKGROUND: Coronary computed tomography angiography (CTA) and functional testing strategies for stable chest pain yield similar outcomes; one aspect that may guide test choice is safety. METHODS: We compared test safety (test complications, incidental fin ...
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Journal articleJACC Cardiovasc Imaging · December 8, 2016
OBJECTIVES: The aim of this study was to evaluate the long-term performance of transcatheter aortic valve replacement (TAVR) and surgical aortic valve replacement (SAVR) through longitudinal echocardiographic analysis. BACKGROUND: The long-term performance ...
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Journal articleStat Methods Med Res · December 2016
Clinical core laboratories, such as Echocardiography core laboratories, are increasingly used in clinical studies with imaging outcomes as primary, secondary, or surrogate endpoints. While many factors contribute to the quality of measurements of imaging v ...
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Journal articleJ Am Soc Echocardiogr · December 2016
BACKGROUND: There is no broadly accepted standard method for assessing the quality of echocardiographic measurements in clinical research reports, despite the recognized importance of this information in assessing the quality of study results. METHODS: Twe ...
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Journal articleAnn Thorac Surg · December 2016
The art and science of outcomes analysis, quality improvement, and patient safety continue to evolve, and cardiothoracic surgery leads many of these advances. The Society of Thoracic Surgeons (STS) National Database is one of the principal reasons for this ...
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Journal articleClin Cardiol · December 2016
BACKGROUND: Antianginal medications are a class I recommendation by the American College of Cardiology/American Heart Association guidelines for stable ischemic heart disease. We sought to better understand guidance in drug selection and real-life outcomes ...
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Journal articleAm J Cardiol · November 15, 2016
Pediatric appropriate use criteria (AUC) were recently published for initial outpatient transthoracic echocardiography (TTE). The purpose of this study was to determine the effect of AUC publication on TTE ordering patterns of pediatric cardiologists. Data ...
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Journal articleJ Am Heart Assoc · October 12, 2016
BACKGROUND: Diagnostic testing in the care of patients newly presenting with symptoms suggestive of coronary artery disease may influence risk factor management, independent of test type or test results. However, little is known about changes in medication ...
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Journal articleBMC Cardiovasc Disord · October 4, 2016
BACKGROUND: Anthracyclines are widely used in the treatment of childhood cancer. One of the well-recognized side-effects of anthracycline therapy is dose-dependent cardiomyopathy that may progress to heart failure (HF) years after completion of cancer-dire ...
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Journal articleJACC Cardiovasc Imaging · October 2016
The American College of Cardiology's Executive Committee and Cardiovascular Imaging Section Leadership Council convened a discussion regarding the future of cardiac imaging among thought leaders in the field during a 2 day Think Tank. Participants were cha ...
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Journal articleChest · September 2016
BACKGROUND: Anticoagulation with warfarin following bioprosthetic mitral valve replacement (BMVR) is recommended by multiple practice guidelines. We assessed practice variability and patient characteristics associated with warfarin prescription following B ...
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Journal articleCirc Cardiovasc Qual Outcomes · September 2016
BACKGROUND: The use of transcatheter aortic valve replacement (TAVR) to treat aortic stenosis in the United States is growing, yet little is known about the variation in procedural outcomes in community practice. We developed a TAVR in-hospital mortality r ...
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Journal articleJ Am Coll Cardiol · August 16, 2016
BACKGROUND: Bioabsorbable cardiac matrix (BCM) is a novel device that attenuates adverse left ventricular (LV) remodeling after large myocardial infarctions in experimental models. OBJECTIVES: This study aimed to analyze whether BCM, compared with saline c ...
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Journal articleJ Am Coll Cardiol · August 2, 2016
BACKGROUND: Coronary computed tomographic angiography (CTA) plus estimation of fractional flow reserve using CTA (FFRCT) safely and effectively guides initial care over 90 days in patients with stable chest pain. Longer-term outcomes are unknown. OBJECTIVE ...
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Journal articleClin Infect Dis · August 1, 2016
BACKGROUND: Human immunodeficiency virus (HIV) and hepatitis C virus (HCV) infections are associated with increased risk of cardiovascular disease (CVD). The potential impact of recently updated cholesterol guidelines on treatment of HIV- and HCV-infected ...
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Journal articleJAMA Cardiol · August 1, 2016
IMPORTANCE: Low-flow (LF) severe aortic stenosis (AS) is an independent predictor of mortality in patients undergoing aortic valve replacement (AVR). Little is known about improvement in flow after AVR and its effects on survival. OBJECTIVE: To determine w ...
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Journal articleAnn Intern Med · July 19, 2016
BACKGROUND: PROMISE (PROspective Multicenter Imaging Study for Evaluation of Chest Pain) found that initial use of at least 64-slice multidetector computed tomography angiography (CTA) versus functional diagnostic testing strategies did not improve clinica ...
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Journal articleCirculation · July 12, 2016
BACKGROUND: In the initial PARTNER trial (Placement of Aortic Transcatheter Valves) of transcatheter aortic valve replacement for high-risk (HR) and inoperable patients, mortality at 1 year was 24% in HR and 31% in inoperable patients. A recent report of t ...
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Journal articleInt J Cardiovasc Imaging · July 2016
Echocardiography is essential for the diagnosis and management of infective endocarditis (IE). However, the reproducibility for the echocardiographic assessment of variables relevant to IE is unknown. Objectives of this study were: (1) To define the reprod ...
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Journal articleJ Am Coll Cardiol · June 7, 2016
BACKGROUND: Although risk stratification is an important goal of cardiac noninvasive tests (NITs), few contemporary data exist on the prognostic value of different NITs according to patient sex. OBJECTIVES: The goal of this study was to compare the results ...
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Journal articleJ Card Fail · June 2016
There is an increasing awareness and clinical interest in cardiac safety during cancer therapy as well as in optimally addressing cardiac issues in cancer survivors. Although there is an emerging expertise in this area, known as cardio-oncology, there is a ...
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Journal articleCirculation · May 24, 2016
BACKGROUND: The Prospective Multicenter Imaging Study for Evaluation of Chest Pain (PROMISE) trial found that initial use of ≥64 detector-row computed tomography angiography versus standard functional testing strategies (exercise ECG, stress nuclear method ...
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Journal articleN Engl J Med · May 19, 2016
BACKGROUND: In a trial comparing coronary-artery bypass grafting (CABG) alone with CABG plus mitral-valve repair in patients with moderate ischemic mitral regurgitation, we found no significant difference in the left ventricular end-systolic volume index ( ...
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Journal articleCurr Cardiol Rep · May 2016
The PROMISE (Prospective multicenter imaging study for evaluation of chest pain) trial compared the effectiveness of coronary CT angiography and functional testing as initial diagnostic test for patients with suspicion for stable coronary artery disease (C ...
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Journal articleHeart · April 2016
The prevalence of angina is high in the general population, and increases with age in both sexes. Little consensus exists about which test is preferable when one is required for diagnosis, including significant differences in the current US and European gu ...
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Journal articleJ Clin Oncol · April 1, 2016
PURPOSE: Cardiovascular diseases (CVDs), including ischemic heart disease, stroke, and heart failure, are well-established late effects of therapy in survivors of childhood and young adult (< 40 years at diagnosis) cancers; less is known regarding CVD in l ...
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Journal articleJACC Cardiovasc Imaging · April 2016
OBJECTIVES: The aim of this study was to determine whether presentation, risk assessment, testing choices, and results differ by sex in stable symptomatic outpatients with suspected coronary artery disease (CAD). BACKGROUND: Although established CAD presen ...
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Journal articleAm J Cardiol · April 1, 2016
Left atrial appendage closure with the WATCHMAN device is an alternative to anticoagulation for stroke prevention in selected patients with atrial fibrillation (AF). LA device-related thrombus (DRT) is poorly defined and understood. We aimed to (1) develop ...
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Journal articleJAMA Cardiol · April 1, 2016
IMPORTANCE: Patient selection for transcatheter aortic valve replacement (TAVR) should include assessment of the risks of TAVR compared with surgical aortic valve replacement (SAVR). Existing SAVR risk models accurately predict the risks for the population ...
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Journal articleAnn Intern Med · March 15, 2016
BACKGROUND: Female sex is associated with poorer outcomes after surgical aortic valve replacement (SAVR). Data on sex-specific differences after transcatheter aortic valve replacement (TAVR) are conflicting. OBJECTIVE: To examine sex-specific differences i ...
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Journal articleJ Am Coll Cardiol · March 15, 2016
BACKGROUND: Transcatheter mitral valve (MV) repair with the MitraClip received approval in 2013 for the treatment of prohibitive-risk patients with primary mitral regurgitation (MR). OBJECTIVES: The aim of this study was to report the initial U.S. commerci ...
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Journal articleCirc Cardiovasc Imaging · March 2016
BACKGROUND: The management of aortic stenosis rests on accurate echocardiographic diagnosis. Hence, it was chosen as a test case to examine the utility of continuous quality improvement (CQI) approaches to increase echocardiographic data accuracy and relia ...
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Journal articleJ Am Coll Cardiol · February 23, 2016
SCOT-HEART (Scottish COmputed Tomography of the HEART) and PROMISE (PROspective Multicenter Imaging Study for Evaluation of chest pain) represent the 2 largest and most comprehensive cardiovascular imaging outcome trials in patients with stable chest pain ...
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Journal articleJ Am Coll Cardiol · February 9, 2016
BACKGROUND: Much remains unknown about experiences, including working activities and pay, of women in cardiology, which is a predominantly male specialty. OBJECTIVES: The goal of this study was to describe the working activities and pay of female cardiolog ...
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Journal articleAnn Thorac Surg · February 2016
BACKGROUND: Acute myocardial infarction complicated by cardiogenic shock (AMI-CS) is associated with substantial mortality. We evaluated outcomes of patients in The Society of Thoracic Surgeons Adult Cardiac Surgery Database who underwent coronary artery b ...
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Journal articleAm Heart J · February 2016
BACKGROUND: The revised 2014 American College of Cardiology (ACC)/American Heart Association valvular heart disease guidelines provide evidenced-based recommendations for the management of mitral regurgitation (MR). However, knowledge gaps related to our e ...
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Journal articleAnn Thorac Surg · February 2016
BACKGROUND: The Society of Thoracic Surgeons (STS)/American College of Cardiology (ACC) Transcatheter Valve Therapy (TVT) Registry has been a joint initiative of the STS and the ACC in concert with multiple stakeholders. The TVT Registry has important info ...
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Journal articleN Engl J Med · January 28, 2016
BACKGROUND: In a randomized trial comparing mitral-valve repair with mitral-valve replacement in patients with severe ischemic mitral regurgitation, we found no significant difference in the left ventricular end-systolic volume index (LVESVI), survival, or ...
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Journal articleCatheter Cardiovasc Interv · January 1, 2016
OBJECTIVES: To evaluate the safety of drug-eluting stents (DES) when treating patients with failing saphenous vein grafts (SVG). BACKGROUND: DES reduce target vessel revascularization in patients with failing SVGs; however, compared with bare metal stents ...
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Journal articlePLoS One · 2016
BACKGROUND: Appropriate use criteria (AUC) for cardiac stress tests address concerns about utilization growth and patient safety. We systematically reviewed studies of appropriateness, including within physician specialties; evaluated trends over time and ...
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Journal articleJ Am Coll Cardiol · December 29, 2015
BACKGROUND: The Society of Thoracic Surgeons (STS)/American College of Cardiology (ACC) Transcatheter Valve Therapy (TVT) Registry has been a joint initiative of the STS and the ACC in concert with multiple stakeholders. The TVT Registry has important info ...
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Journal articleEur Heart J · December 14, 2015
AIMS: In symptomatic patients with suspected coronary artery disease (CAD), computed tomographic angiography (CTA) improves patient selection for invasive coronary angiography (ICA) compared with functional testing. The impact of measuring fractional flow ...
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Journal articleAnn Thorac Surg · December 2015
BACKGROUND: Accurate risk assessment in patients presenting for aortic valve replacement (AVR) after prior coronary artery bypass grafting (CABG) is essential for appropriate selection of surgical versus percutaneous therapy. METHODS: We included 6,534 pat ...
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Journal articleJ Am Coll Cardiol · December 1, 2015
BACKGROUND: Fractional flow reserve estimated using computed tomography (FFRCT) might improve evaluation of patients with chest pain. OBJECTIVES: The authors sought to determine the effect on cost and quality of life (QOL) of using FFRCT instead of usual c ...
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Journal articleAnn Thorac Surg · December 2015
BACKGROUND: In this study, we sought to determine the clinical outcomes after transcatheter aortic valve replacement (TAVR) among patients with chronic lung disease (CLD) and to evaluate the safety of transaortic versus transapical alternate access approac ...
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Journal articleAnn Thorac Surg · December 2015
The Society of Thoracic Surgeons (STS) National Database is the foundation for most of the Society's quality, research, and patient safety activities. Beginning in January 2016 and repeating each year, The Annals of Thoracic Surgery will publish a monthly ...
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Journal articleJ Heart Lung Transplant · December 2015
BACKGROUND: Right ventricular failure (RVF) increases morbidity and mortality. The RECOVER RIGHT study evaluated the safety and efficacy of a novel percutaneous right ventricular assist device, the Impella RP (Abiomed, Danvers, MA), in a prospective, multi ...
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Journal articleAnn Thorac Surg · November 2015
BACKGROUND: When transcatheter aortic valve replacement (TAVR) cannot be carried out through transfemoral access, alternative access TAVR is indicated. The purpose of this study was to explore inhospital and 1-year outcomes of patients undergoing alternati ...
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Journal articleAm Heart J · November 2015
Postinfarction left ventricular (LV) remodeling can result in chronic heart failure and functional impairment. Although pharmacological strategies for established heart failure can be beneficial, preventing remodeling remains a challenge. Injectable bioabs ...
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Journal articleHeart · October 2015
OBJECTIVE: Pulmonary hypertension (PH) is associated with increased mortality after surgical or transcatheter aortic valve replacement (TAVR) for aortic stenosis (AS), and when the pulmonary artery pressure is particularly elevated, there may be questions ...
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Journal articleHeart · October 2015
OBJECTIVE: Many patients undergoing transcatheter aortic valve implantation (TAVI) have a pre-existing, permanent pacemaker (PPM) or receive one as a consequence of the procedure. We hypothesised that chronic pacing may have adverse effects on TAVI outcome ...
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Journal articleAnn Thorac Surg · October 2015
BACKGROUND: Reoperative aortic valve replacement (re-AVR) after previous AVR is a complex procedure involving redo sternotomy and removal of a previous prosthesis. With increasing use of valve-in-valve transcatheter aortic valve replacement for failed aort ...
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Journal articleJ Am Coll Cardiol · September 8, 2015
BACKGROUND: Recently published appropriate use criteria (AUC) for initial pediatric outpatient transthoracic echocardiography (TTE) have not yet been evaluated for clinical applicability. OBJECTIVES: This study sought to determine the appropriateness of TT ...
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Journal articleAm Heart J · September 2015
BACKGROUND: Therapies that reverse pathologic left ventricular (LV) remodeling are often associated with improved outcomes. The incidence and impact of reverse LV remodeling after high-risk percutaneous coronary intervention (PCI) are unknown. METHODS: The ...
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Journal articleAm Heart J · September 2015
OBJECTIVES: To evaluate the use of surrogate measures in pulmonary hypertension (PH) clinical trials and how it relates to clinical practice. BACKGROUND: Studies of pulmonary arterial hypertension (PAH) employ a variety of surrogate measures in addition to ...
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Journal articleAm Heart J · September 2015
BACKGROUND: Fractional flow reserve (FFR) measured by coronary computed tomography angiography (FFRCT) has been validated against invasive FFR. However, there are no data on how the use of FFRCT affects patient care and outcomes. The aim of this study is t ...
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Journal articleJ Am Soc Echocardiogr · August 2015
BACKGROUND: Interpretative variability can adversely affect echocardiographic reliability, but there is no widely accepted method to minimize variability and improve reproducibility. METHODS: A continuous quality improvement process was devised that involv ...
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Journal articleJ Am Soc Echocardiogr · July 2015
Value-Based Healthcare: Summit 2014 clearly achieved the three goals set forth at the beginning of this document. First, the live event informed and educated attendees through a discussion of the evolving value-based healthcare environment, including a col ...
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Journal articleJ Am Coll Cardiol · June 30, 2015
Many existing and emerging cancer therapies have a significant effect on the cardiovascular health of patients with cancer and cancer survivors. This paper examines current aspects of interdisciplinary cardio-oncology clinical care delivery and education i ...
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Journal articleLancet · June 20, 2015
BACKGROUND: The Placement of Aortic Transcatheter Valves (PARTNER) trial showed that mortality at 1 year, 2 years, and 3 years is much the same with transcatheter aortic valve replacement (TAVR) or surgical aortic valve replacement (SAVR) for high-risk pat ...
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Journal articleLancet · June 20, 2015
BACKGROUND: Based on the early results of the Placement of Aortic Transcatheter Valves (PARTNER) trial, transcatheter aortic valve replacement (TAVR) is an accepted treatment for patients with severe aortic stenosis who are not suitable for surgery. Howeve ...
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Journal articleCirculation · June 2, 2015
BACKGROUND: The higher risk of adverse outcomes after transapical (TA) versus transfemoral (TF) transcatheter aortic valve replacement (TAVR) could be attributable to TA-TAVR being an open surgical procedure or to clinical differences between TA- and TF-TA ...
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Journal articleAm J Cardiol · May 1, 2015
B-type natriuretic peptide (BNP) levels have shown a correlation with outcomes in studies of aortic valve surgery. Results from multicenter trials of BNP in transcatheter aortic valve surgery (TAVR) are lacking. The aim of this study was to investigate the ...
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Journal articleJAMA Oncol · May 2015
IMPORTANCE: Cardiorespiratory fitness (CRF) as assessed by formalized incremental exercise testing is an independent predictor of numerous chronic diseases, but its association with incident cancer or survival following a diagnosis of cancer has received l ...
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Journal articleN Engl J Med · April 2, 2015
BACKGROUND: Many patients have symptoms suggestive of coronary artery disease (CAD) and are often evaluated with the use of diagnostic testing, although there are limited data from randomized trials to guide care. METHODS: We randomly assigned 10,003 sympt ...
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Journal articleAntimicrob Agents Chemother · April 2015
Candida infective endocarditis is a rare disease with a high mortality rate. Our understanding of this infection is derived from case series, case reports, and small prospective cohorts. The purpose of this study was to evaluate the clinical features and u ...
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Journal articleAm J Epidemiol · March 15, 2015
In 2013, the National Heart, Lung, and Blood Institute assembled a working group on epidemiology and population sciences from its Advisory Council and Board of External Experts. The working group was charged with making recommendations to the National Hear ...
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Journal articleJ Thorac Cardiovasc Surg · March 2015
OBJECTIVES: The Cardiothoracic Surgical Trials Network recently reported no difference in the primary end point of left ventricular end-systolic volume index at 1 year postsurgery in patients randomized to repair (n = 126) or replacement (n = 125) for seve ...
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Journal articleHeart · March 2015
OBJECTIVES: The aims of this study were to evaluate the effect of left ventricular (LV) dysfunction on clinical outcomes after transcatheter aortic valve replacement (TAVR) and standard therapy for severe aortic stenosis (AS) and to assess LV ejection frac ...
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Journal articleClin Infect Dis · March 1, 2015
BACKGROUND: The impact of early valve surgery (EVS) on the outcome of Staphylococcus aureus (SA) prosthetic valve infective endocarditis (PVIE) is unresolved. The objective of this study was to evaluate the association between EVS, performed within the fir ...
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Journal articleCirc Cardiovasc Interv · March 2015
BACKGROUND: Information is limited on contemporary use and outcomes of embolic protection devices (EPDs) in saphenous vein graft interventions. METHODS AND RESULTS: We formed a longitudinal cohort (2005-2009; n=49 325) by linking National Cardiovascular Da ...
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Journal articleJACC Cardiovasc Imaging · March 2015
Transcatheter aortic valve replacement (TAVR) using a balloon-expandable valve is an accepted alternative to surgical replacement for severe, symptomatic aortic stenosis in high risk or inoperable patients. Intraprocedural transesophageal echocardiography ...
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Journal articleEur Heart J · February 14, 2015
AIM: The impact of paravalvular regurgitation (PVR) following transcatheter aortic valve replacement (TAVR) remains uncertain. In this analysis, we sought to evaluate the impact of varying degrees of PVR on both mortality and changes in ventricular geometr ...
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Journal articleJ Am Soc Echocardiogr · February 2015
BACKGROUND: Inoperable aortic stenosis may be treated with either transcatheter aortic valve replacement (TAVR) or medical management (MM) with or without balloon aortic valvuloplasty (BAV). The aim of this study was to compare the long-term echocardiograp ...
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Journal articleJACC Cardiovasc Interv · February 2015
OBJECTIVES: The aim of this report is to characterize the impact of balloon aortic valvuloplasty (BAV) in patients not undergoing aortic valve replacement in the PARTNER (Placement of AoRtic TraNscathetER Valves) trial. BACKGROUND: The PARTNER trial is the ...
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Journal articleInt J Cardiol · January 15, 2015
BACKGROUND: Nearly half of patients require cardiac surgery during the acute phase of infective endocarditis (IE). We describe the characteristics of patients according to the type of valve replacement (mechanical or biological), and examine whether the ty ...
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Journal articleCirculation · January 13, 2015
BACKGROUND: Use of surgery for the treatment of infective endocarditis (IE) as related to surgical indications and operative risk for mortality has not been well defined. METHODS AND RESULTS: The International Collaboration on Endocarditis-PLUS (ICE-PLUS) ...
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Journal articleJ Am Coll Cardiol · January 6, 2015
BACKGROUND: Health care-associated infections (HAIs) are the most common noncardiac complications after cardiac surgery and are associated with increased morbidity and mortality. Current information about their economic burden is limited. OBJECTIVES: This ...
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Journal articleAnn Thorac Surg · January 2015
BACKGROUND: The introduction of transcatheter aortic valve replacement mandates attention to outcomes after surgical aortic valve replacement (SAVR) in low-risk, intermediate-risk, and very high-risk patients. METHODS: The study population included 141,905 ...
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Journal articleJACC Cardiovasc Interv · January 2015
OBJECTIVES: The purpose of this study was to identify predictors and clinical implications of permanent pacemaker (PPM) implantation after transcatheter aortic valve replacement (TAVR). BACKGROUND: Cardiac conduction disturbances requiring PPM are a freque ...
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Journal articleN Engl J Med · December 4, 2014
BACKGROUND: Ischemic mitral regurgitation is associated with increased mortality and morbidity. For surgical patients with moderate regurgitation, the benefits of adding mitral-valve repair to coronary-artery bypass grafting (CABG) are uncertain. METHODS: ...
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Journal articleJ Am Coll Cardiol · December 2, 2014
BACKGROUND: In a significant update, the 2013 American College of Cardiology/American Heart Association (ACC/AHA) cholesterol guidelines recommend fixed-dose statin therapy for those at risk and do not recommend nonstatin therapies or treatment to target l ...
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Journal articleHeart · December 2014
OBJECTIVE: Catheter ablation of atrial fibrillation (AF) has become an increasingly safe and effective therapy. This has been partly attributed to the use of adjunctive imaging modalities. We aimed to describe the use and associated outcomes of periprocedu ...
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Journal articleCirc Cardiovasc Interv · December 2014
BACKGROUND: In patients with severe aortic stenosis, transcatheter aortic valve replacement (TAVR) improves survival when compared with nonsurgical therapy but with higher in-hospital and lifetime costs. Complications associated with TAVR may decrease with ...
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Journal articleAnn Thorac Surg · December 2014
BACKGROUND: We studied the association between components of chronic lung disease (CLD) assessment and operative outcomes in patients undergoing aortic valve replacement (AVR) for aortic stenosis. METHODS: From 2011 to 2012, 9,177 patients included in The ...
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Journal articleAnn Thorac Surg · December 2014
BACKGROUND: Whether the introduction of transcatheter aortic valve replacement (TAVR) has affected hospitals' surgical aortic valve replacement (SAVR) and overall aortic valve replacement (AVR) case volumes and outcomes in the United States is unknown. MET ...
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Journal articleJAMA · November 19, 2014
IMPORTANCE: While effective in preventing stroke in patients with atrial fibrillation (AF), warfarin is limited by a narrow therapeutic profile, a need for lifelong coagulation monitoring, and multiple drug and diet interactions. OBJECTIVE: To determine wh ...
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Journal articleJ Clin Oncol · November 10, 2014
PURPOSE: Survivors of Hodgkin lymphoma (HL) are at increased risk of treatment-related cardiovascular (CV) events; whether exercise modifies this risk is unknown. METHODS: Survivors of HL (n = 1,187; median age, 31.2 years) completed a questionnaire evalua ...
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Journal articleAnn Intern Med · October 7, 2014
BACKGROUND: Cardiac stress testing, particularly with imaging, has been the focus of debates about rising health care costs, inappropriate use, and patient safety in the context of radiation exposure. OBJECTIVE: To determine whether U.S. trends in cardiac ...
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Journal articleCirc Cardiovasc Interv · October 2014
BACKGROUND: The objective was to evaluate the effects of aortic annulus size on valve hemodynamics and clinical outcomes in those patients included in the Placement of Aortic Transcatheter Valves (PARTNER) randomized controlled trial cohort A and the nonra ...
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Journal articleJ Am Coll Cardiol · September 30, 2014
BACKGROUND: Little is known about the incidence of prosthesis-patient mismatch (PPM) and its impact on outcomes after transcatheter aortic valve replacement (TAVR). OBJECTIVES: The objectives of this study were: 1) to compare the incidence of PPM in the TA ...
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Journal articleAIDS · September 10, 2014
BACKGROUND: The 2013 American College of Cardiology/American Heart Association (ACC/AHA) cholesterol guidelines are being applied to HIV-infected patients but have not been validated in this at-risk population, which is known to have a high prevalence of s ...
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Journal articleCirculation · September 9, 2014
BACKGROUND: Hybrid coronary revascularization (HCR) involves a combination of surgical and percutaneous techniques, which in selected patients may present an alternative to conventional coronary artery bypass grafting (CABG). METHODS AND RESULTS: Patients ...
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Journal articleAm J Cardiol · September 1, 2014
The outcomes of hemodynamic support during high-risk percutaneous coronary intervention in the very elderly are unknown. We sought to compare outcomes between the patients ≥80 years versus patients <80 years enrolled in the PROTECT II (Prospective Randomiz ...
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Journal articleOncologist · September 2014
BACKGROUND: The purpose of this study was to investigate the extent of pre-exercise participation ("preparticipation") health screening in a heterogeneous cohort of adult cancer patients. METHODS: Patients (n = 413) with histologically confirmed solid or h ...
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Journal articleCirc Cardiovasc Qual Outcomes · September 2014
BACKGROUND: Many multicenter clinical trials use permuted-block randomization to create balanced treatment allocations within clinical centers. Unlike randomized trials, observational studies do not control treatment allocation, and statistical models are ...
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Journal articleJ Clin Oncol · August 10, 2014
PURPOSE: To investigate the efficacy and safety of aerobic training (AT) in patients with cancer with medically stable heart failure (HF). PATIENTS AND METHODS: A retrospective analysis of 90 patients with cancer who have HF and who were randomly assigned ...
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Journal articleAnn Thorac Surg · August 2014
BACKGROUND: Concomitant aortic and mitral valve (MV) operations have more than doubled over the past decade. We utilized the Society of Thoracic Surgeons Adult Cardiac Surgery Database (ACSD) to evaluate outcomes for patients undergoing combined aortic val ...
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Journal articleAm Heart J · August 2014
UNLABELLED: The introduction of transcatheter aortic valve replacement (TAVR) in clinical practice has widened options for symptomatic patients at high surgical risk; however, it is not known whether TAVR has equivalent or prolonged benefits in terms of le ...
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Journal articleAnn Thorac Surg · June 2014
BACKGROUND: Functional mitral regurgitation (FMR) occurs as a consequence of left ventricular remodeling and is an independent predictor of adverse outcome. FMR is assessed qualitatively with two-dimensional echocardiography, but accurate quantitation of t ...
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Journal articleAm Heart J · June 2014
BACKGROUND: Guidelines recommend noninvasive tests (NITs) to risk stratify and identify patients with higher likelihood of coronary artery disease (CAD) prior to elective coronary angiography. However, a high percentage of patients are found to have nonobs ...
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Journal articleAm Heart J · June 2014
BACKGROUND: Suspected coronary artery disease (CAD) is one of the most common, potentially life-threatening diagnostic problems clinicians encounter. However, no large outcome-based randomized trials have been performed to guide the selection of diagnostic ...
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Journal articleJACC Cardiovasc Imaging · June 2014
The lack of standardized reporting of the magnitude of ischemia on noninvasive imaging contributes to variability in translating the severity of ischemia across stress imaging modalities. We identified the risk of coronary artery disease (CAD) death or myo ...
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Journal articleJACC Cardiovasc Interv · June 2014
OBJECTIVES: This study sought to examine the relationship between left ventricular mass (LVM) regression and clinical outcomes after transcatheter aortic valve replacement (TAVR). BACKGROUND: LVM regression after valve replacement for aortic stenosis is as ...
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Journal articleEur Urol · May 2014
UNLABELLED: Erectile dysfunction (ED) is a major adverse effect of radical prostatectomy (RP). We conducted a randomized controlled trial to examine the efficacy of aerobic training (AT) compared with usual care (UC) on ED prevalence in 50 men (n=25 per gr ...
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Journal articleAnn Thorac Surg · May 2014
BACKGROUND: Although the operative risk of multivalve operations has historically been high, current outcomes are poorly understood. We sought to evaluate factors influencing contemporary results of triple-valve operations using The Society of Thoracic Sur ...
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Journal articleAm Heart J · May 2014
BACKGROUND: Over 3 million patients annually present with symptoms suggestive of obstructive coronary artery disease (oCAD) in the United States (US), but a cardiac etiology is found in as few as 10% of cases. Usual care may include advanced cardiac testin ...
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Journal articleJ Am Coll Cardiol · April 22, 2014
OBJECTIVES: This study sought to examine sex-specific differences in outcomes after surgical aortic valve replacement (SAVR) or transcatheter aortic valve replacement (TAVR) in high-risk patients with severe aortic stenosis. BACKGROUND: The PARTNER (Placem ...
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Journal articleMed Phys · April 2014
PURPOSE: Effective dose (ED) is a widely used metric for comparing ionizing radiation burden between different imaging modalities, scanners, and scan protocols. In computed tomography (CT), ED can be estimated by performing scans on an anthropomorphic phan ...
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Journal articleJ Am Heart Assoc · February 7, 2014
BACKGROUND: Data regarding sex-based outcomes after percutaneous coronary intervention (PCI) for myocardial infarction are mixed. We sought to examine whether sex differences in outcomes exist in contemporary practice. METHODS AND RESULTS: We examined acut ...
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Journal articleJ Am Coll Cardiol · February 4, 2014
The American College of Cardiology Foundation along with key specialty and subspecialty societies, conducted an appropriate use review of common clinical presentations for stable ischemic heart disease (SIHD) to consider use of stress testing and anatomic ...
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Journal articleBreast Cancer Res Treat · February 2014
Conventional resting left ventricular ejection fraction (LVEF) assessments have limitations for detecting doxorubicin (DOX)-related cardiac dysfunction. Novel resting echocardiographic parameters, including 3-dimensional echocardiography (3DE) and global l ...
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Journal articleJ Nucl Cardiol · February 2014
The American College of Cardiology Foundation along with key specialty and subspecialty societies, conducted an appropriate use review of common clinical presentations for stable ischemic heart disease (SIHD) to consider use of stress testing and anatomic ...
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Journal articleCatheter Cardiovasc Interv · February 2014
OBJECTIVE: We assessed the long-term outcomes of elderly patients who had in-stent restenosis (ISR) treated with drug-eluting stents (DES) compared with other treatment strategies. BACKGROUND: Elderly patients with ISR represent a vulnerable group of which ...
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Journal articleActa Oncol · January 2014
BACKGROUND: To evaluate the safety and efficacy of moderate-to-high intensity aerobic training in breast cancer patients receiving neoadjuvant chemotherapy. METHODS: Twenty patients with stage IIB-IIIC operable breast cancer were randomly assigned to recei ...
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Journal articleCirculation · December 24, 2013
BACKGROUND: The effect of preoperative mitral regurgitation (MR) on clinical outcomes of patients undergoing transcatheter aortic valve replacement (TAVR) is controversial. This study sought to examine the impact of moderate and severe MR on outcomes after ...
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Journal articleJ Am Heart Assoc · December 13, 2013
BACKGROUND: Exercise testing with echocardiography or myocardial perfusion imaging is widely used to risk-stratify patients with suspected coronary artery disease. However, reports of diagnostic performance rarely adjust for referral bias, and this practic ...
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Journal articleCirc Cardiovasc Interv · December 2013
BACKGROUND: The Placement of Aortic Transcatheter Valves (PARTNER) trial demonstrated similar survival after transcatheter and surgical aortic valve replacement (TAVR and SAVR, respectively) in high-risk patients with symptomatic, severe aortic stenosis. T ...
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Journal articleN Engl J Med · November 28, 2013
BACKGROUND: Edoxaban is a direct oral factor Xa inhibitor with proven antithrombotic effects. The long-term efficacy and safety of edoxaban as compared with warfarin in patients with atrial fibrillation is not known. METHODS: We conducted a randomized, dou ...
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Journal articleAnn Thorac Surg · November 2013
BACKGROUND: Understanding the operative outcomes of mitral valve (MV) surgery across the spectrum of predicted risk of mortality (PROM) is necessary to determine the best use of novel percutaneous approaches. METHODS: The Society of Thoracic Surgeons Adult ...
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Journal articleAm Heart J · October 2013
BACKGROUND: Exercise stress testing is commonly obtained after percutaneous coronary intervention (PCI) performed for acute coronary syndromes (ACS). We compared the relationships between exercise echocardiography and nuclear testing after ACS-related PCI ...
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Journal articleEur J Cardiothorac Surg · September 2013
OBJECTIVES: Repair of either the mitral (M) or tricuspid (T) valve in single valve surgery is associated with reduced operative mortality. It is unclear, however, how valve repair influences mortality in combined MT procedures. This topic was evaluated in ...
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Journal articleCancer Prev Res (Phila) · September 2013
Aerobic exercise training (AET) is an effective adjunct therapy to attenuate the adverse side-effects of adjuvant chemotherapy in women with early breast cancer. Whether AET interacts with the antitumor efficacy of chemotherapy has received scant attention ...
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Journal articlePLoS Curr · August 26, 2013
The determination of the underlying etiology of symptoms suggestive of obstructive coronary artery disease (CAD, ≥50% stenosis in a major coronary artery) is a common clinical challenge in both primary care and cardiology clinics. Usual care in low to medi ...
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Journal articleCurrent Cardiovascular Risk Reports · August 1, 2013
Advances in early detection and adjuvant therapy have led to dramatic improvements in longevity following a cancer diagnosis. As a result, approximately 3 million breast cancer survivors are alive in the US, with this figure projected to increase to 3.7 mi ...
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Journal articleJ Am Coll Cardiol · July 30, 2013
OBJECTIVES: The aim of this study was to determine diagnostic testing patterns after percutaneous coronary intervention (PCI). BACKGROUND: Little is known about patterns of diagnostic testing after PCI in the United States or the relationship of these patt ...
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Journal articleJ Am Coll Cardiol · July 30, 2013
OBJECTIVES: This study investigated the determinants and outcomes of acute insertion of a second transcatheter prosthetic valve (TV) within the first (TV-in-TV) or transcatheter valve embolization (TVE) after transcatheter aortic valve replacement (TAVR). ...
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Journal articleJ Am Coll Cardiol · June 25, 2013
OBJECTIVES: This study sought to compare echocardiographic findings in patients with critical aortic stenosis following surgical aortic valve replacement (SAVR) or transcatheter aortic valve replacement (TAVR). BACKGROUND: The PARTNER (Placement of Aortic ...
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Journal articleCirculation · June 11, 2013
BACKGROUND: The prognosis and treatment of patients with low-flow (LF) severe aortic stenosis are controversial. METHODS AND RESULTS: The Placement of Aortic Transcatheter Valves (PARTNER) trial randomized patients with severe aortic stenosis to medical ma ...
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Journal articleAnn Thorac Surg · June 2013
BACKGROUND: There are limited data available to inform decision making regarding warfarin thromboprophylaxis early after mitral valve repair. METHODS: We studied 13,082 patients from The Society of Thoracic Surgeons Adult Cardiac Surgery Database (STS ACSD ...
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Journal articleJ Am Coll Radiol · June 2013
The American College of Radiology (ACR) and the American College of Cardiology Foundation (ACCF) have jointly developed a method to define appropriate utilization of cardiovascular imaging. The primary role of this method is to create a series of documents ...
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Journal articleJ Am Coll Cardiol · May 28, 2013
The American College of Radiology (ACR) and the American College of Cardiology Foundation (ACCF) have jointly developed a method to define appropriate utilization of cardiovascular imaging. The primary role of this method is to create a series of documents ...
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Journal articleAm Heart J · May 2013
OBJECTIVES: PTOLEMY-2 was a prospective multicenter phase I single-arm feasibility trial to evaluate the second-generation permanent percutaneous transvenous mitral annuloplasty (PTMA) device in reducing functional mitral regurgitation (MR). BACKGROUND: Pe ...
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Journal articleCirculation · April 23, 2013
BACKGROUND: There is a paucity of long-term data comparing biological versus mechanical aortic valve prostheses in older individuals. METHODS AND RESULTS: We performed follow-up of patients aged 65 to 80 years undergoing aortic valve replacement with a bio ...
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Journal articleCirculation · April 2, 2013
BACKGROUND: Black, Hispanic, and Asian patients have been underrepresented in percutaneous coronary intervention clinical trials; therefore, there are limited data available on outcomes for these race/ethnicity groups. METHODS AND RESULTS: We examined outc ...
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Journal articleJ Am Soc Echocardiogr · April 2013
BACKGROUND: Multicenter clinical trials use echocardiographic core laboratories to ensure expertise and consistency in the assessment of imaging eligibility criteria, as well as safety and efficacy end points. The aim of this study was to report the real-w ...
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Journal articleBreast Cancer Res Treat · April 2013
We examined cardiorespiratory fitness (CRF) levels in early stage breast cancer patients and determined whether CRF differs as a function of adjuvant therapy regimen. A total of 180 early breast cancer patients representing three treatment groups (surgery ...
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Journal articleSemin Oncol · April 2013
Advances in early detection and adjuvant therapy have led to dramatic improvements in longevity after a cancer diagnosis. As a result, there are ~13.7 million cancer survivors alive in the United States, with this figure projected to increase to 18 million ...
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Journal articleCirc Cardiovasc Genet · April 2013
BACKGROUND- Obstructive coronary artery disease diagnosis in symptomatic patients often involves noninvasive testing before invasive coronary angiography. A blood-based gene expression score (GES) was previously validated in nondiabetic patients referred f ...
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Journal articleJACC Cardiovasc Imaging · March 2013
The changing healthcare environment presents many challenges to cardiovascular imagers. This perspective paper uses current trends to propose strategies that cardiovascular imagers can follow to lead in managing change and developing the imaging laboratory ...
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Journal articleCirc Cardiovasc Imaging · January 1, 2013
BACKGROUND: Patterns of noninvasive stress test (ST) and invasive coronary angiography (CA) utilization after percutaneous coronary intervention (PCI) are not well described in older populations. METHODS AND RESULTS: We linked National Cardiovascular Data ...
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Journal articleClin Infect Dis · January 2013
BACKGROUND: The timing of cardiac surgery after stroke in infective endocarditis (IE) remains controversial. We examined the relationship between the timing of surgery after stroke and the incidence of in-hospital and 1-year mortalities. METHODS: Data were ...
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Journal articleOncologist · 2013
Molecularly targeted therapeutics (MTT) are the future of cancer systemic therapy. They have already moved from palliative therapy for advanced solid malignancies into the setting of curative-intent treatment for early-stage disease. Cardiotoxicity is a fr ...
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Journal articleOncologist · 2013
BACKGROUND: Hypertension is associated with antivascular endothelial growth factor treatment, but the clinical implications of hypertension are uncertain. To assess the prognostic and predictive value of bevacizumab-related hypertension, a comprehensive an ...
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Journal articlePLoS One · 2013
The HACEK organisms (Haemophilus species, Aggregatibacter species, Cardiobacterium hominis, Eikenella corrodens, and Kingella species) are rare causes of infective endocarditis (IE). The objective of this study is to describe the clinical characteristics a ...
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Journal articleDrug Des Devel Ther · 2013
OBJECTIVE: MAP0004 is an investigational product which delivers dihydroergotamine (DHE) through the lung via a breath-synchronized metered dose inhaler. The objective of this study was to compare the acute effects of orally inhaled and intravenous (IV) DHE ...
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Journal articleJ Am Coll Cardiol · December 4, 2012
OBJECTIVES: The purpose of this study was to characterize long-term outcomes of percutaneous coronary intervention (PCI) in elderly diabetic patients in routine practice. BACKGROUND: Although drug-eluting stent (DES) implantation in diabetic patients is co ...
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Journal articleAm Heart J · December 2012
The ability to make informed benefit-risk assessments for potentially cardiotoxic new compounds is of considerable interest and importance at the public health, drug development, and individual patient levels. Cardiac imaging approaches in the evaluation o ...
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Journal articleCirc Cardiovasc Qual Outcomes · November 2012
BACKGROUND: Provider and public health interventions in the late 2006 sought to change the duration of clopidogrel use after drug-eluting stent (DES) implantation. We evaluated whether public health interventions were associated with changes in patient-rep ...
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Journal articleCirculation · October 30, 2012
BACKGROUND: Conflicting evidence exists on sex-based outcomes after coronary stenting. METHODS AND RESULTS: Data on 426 996 patients ≥65 years old (42.3% women) from the National Cardiovascular Data Registry CathPCI Registry (2004-2008) were linked to Medi ...
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Journal articleCirculation · October 2, 2012
BACKGROUND: Although coronary artery bypass grafting is generally preferred in symptomatic patients with severe, complex multivessel, or left main disease, some patients present with clinical features that make coronary artery bypass grafting clinically un ...
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Journal articleJACC Cardiovasc Interv · October 2012
OBJECTIVES: This study sought to investigate the long-term effectiveness of drug-eluting stents (DES) versus bare-metal stents (BMS). BACKGROUND: Improved recanalization techniques have increased interest in percutaneous coronary intervention (PCI) for chr ...
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Journal articleJACC Cardiovasc Imaging · October 2012
OBJECTIVES: We evaluated temporal trends and geographic variation in choice of stress testing modality after percutaneous coronary intervention (PCI), as well as associations between modality and procedure use after testing. BACKGROUND: Stress testing is f ...
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Journal articleCirculation · September 25, 2012
BACKGROUND: Surgical aortic valve replacement (AVR) remains the standard of care for the treatment of operable, symptomatic aortic valve disease; however, to date, there are limited national data on the contemporary long-term outcomes after AVR in older in ...
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Journal articleAm J Cardiol · September 15, 2012
Limited data are available on the use of coronary computed tomographic angiography (CCTA) in patients who have received percutaneous coronary intervention (PCI). To evaluate patterns of cardiac testing including CCTA after PCI, we created a retrospective o ...
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Journal articleJ Am Coll Cardiol · September 11, 2012
OBJECTIVES: The aim of this study was to evaluate the risks and benefits of short-term anticoagulation in patients receiving aortic valve bioprostheses. BACKGROUND: Patients receiving aortic valve bioprostheses have an elevated early risk of thromboembolic ...
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Journal articleCatheter Cardiovasc Interv · September 1, 2012
The American College of Cardiology Foundation, in collaboration with the Society for Cardiovascular Angiography and Interventions and key specialty and subspecialty societies, conducted a review of common clinical scenarios where diagnostic catheterization ...
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Journal articleJ Am Coll Cardiol · August 14, 2012
Comparative effectiveness research (CER) aims to provide decision makers with the evidence needed to evaluate the benefits and harms of alternative clinical management strategies. CER has become a national priority, with considerable new research funding a ...
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Journal articleJAMA · August 1, 2012
CONTEXT: The safety and durability of endoscopic vein graft harvest in coronary artery bypass graft (CABG) surgery has recently been called into question. OBJECTIVE: To compare the long-term outcomes of endoscopic vs open vein-graft harvesting for Medicare ...
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Journal articleAm J Cardiol · August 1, 2012
The American College of Cardiology Appropriate Use Criteria (AUC) were developed to guide use of myocardial perfusion single-photon emission computed tomography (MPS), stress echocardiography, and cardiac computed tomographic angiography (CCTA). To date, c ...
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Journal articleJ Am Coll Cardiol · July 17, 2012
The American College of Cardiology Foundation (ACCF), in partnership with key specialty and subspecialty societies, conducted a review of common clinical scenarios where noninvasive vascular testing (ultrasound and physiological testing) is frequently cons ...
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Journal articleJ Clin Oncol · July 10, 2012
PURPOSE: To evaluate cardiopulmonary function (as measured by peak oxygen consumption [VO(2peak)]) across the breast cancer continuum and its prognostic significance in women with metastatic disease. PATIENTS AND METHODS: Patients with breast cancer repres ...
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Journal articleJ Nucl Cardiol · June 2012
Technological advances and increased utilization of medical testing and procedures have prompted greater attention to ensuring the patient safety of radiation use in the practice of adult cardiovascular medicine. In response, representatives from cardiovas ...
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Journal articleJ Thorac Cardiovasc Surg · June 2012
BACKGROUND: Ischemic mitral regurgitation, a complication of myocardial infarction and coronary artery disease more generally, is associated with a high mortality rate and is estimated to affect 2.8 million Americans. With 1-year mortality rates as high as ...
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Journal articleJ Am Coll Cardiol · May 29, 2012
The American College of Cardiology Foundation, in collaboration with the Society for Cardiovascular Angiography and Interventions and key specialty and subspecialty societies, conducted a review of common clinical scenarios where diagnostic catheterization ...
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Journal articleJ Am Coll Cardiol · May 15, 2012
Technological advances and increased utilization of medical testing and procedures have prompted greater attention to ensuring the patient safety of radiation use in the practice of adult cardiovascular medicine. In response, representatives from cardiovas ...
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Journal articleN Engl J Med · May 3, 2012
BACKGROUND: Transcatheter aortic-valve replacement (TAVR) is the recommended therapy for patients with severe aortic stenosis who are not suitable candidates for surgery. The outcomes beyond 1 year in such patients are not known. METHODS: We randomly assig ...
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Journal articleN Engl J Med · May 3, 2012
BACKGROUND: The Placement of Aortic Transcatheter Valves (PARTNER) trial showed that among high-risk patients with aortic stenosis, the 1-year survival rates are similar with transcatheter aortic-valve replacement (TAVR) and surgical replacement. However, ...
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Journal articleCirc Cardiovasc Imaging · May 1, 2012
Technological advances and increased utilization of medical testing and procedures have prompted greater attention to ensuring the patient safety of radiation use in the practice of adult cardiovascular medicine. In response, representatives from cardiovas ...
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Journal articleCirc Cardiovasc Qual Outcomes · May 2012
BACKGROUND: Measurement of hospital quality has traditionally focused on processes of care and postprocedure outcomes. Appropriateness measures for percutaneous coronary intervention (PCI) assess quality as it relates to patient selection and the decision ...
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Journal articleJACC Cardiovasc Imaging · April 2012
The advent of transcatheter aortic valve replacement (TAVR) is one of the most widely anticipated advances in the care of patients with severe aortic stenosis. This procedure is unique in many ways, one of which is the need for a multimodality imaging team ...
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Journal articleJ Nucl Cardiol · April 2012
BACKGROUND: To assess clinical utility of computed tomography angiography (CTA) in the diagnosis of chest pain patients presenting to emergency departments (EDs), we conducted a meta-analysis of CTA in patients with suspected acute coronary syndromes (ACSs ...
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Journal articleJ Thorac Cardiovasc Surg · April 2012
The American College of Cardiology Foundation (ACCF), Society for Cardiovascular Angiography and Interventions, Society of Thoracic Surgeons, and the American Association for Thoracic Surgery, along with key specialty and subspecialty societies, conducted ...
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Journal articleNat Rev Clin Oncol · March 6, 2012
Emerging evidence indicates that patients with cancer have considerable impairments in cardiorespiratory fitness, which is likely to be a result of the direct toxic effects of anticancer therapy as well as the indirect consequences secondary to therapy (fo ...
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Journal articleJ Am Coll Cardiol · March 6, 2012
OBJECTIVES: The purpose of this study was to investigate the frequency and clinical impact of incomplete left atrial appendage (LAA) sealing and consequent peri-device residual blood flow in patients undergoing percutaneous LAA closure with the Watchman de ...
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Journal articleAm Heart J · March 2012
BACKGROUND: Millions of Americans with suspected coronary artery disease undergo noninvasive cardiac stress testing annually. Downstream procedures and subsequent outcomes among symptomatic patients without known coronary disease referred for stress testin ...
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Journal articleJ Am Coll Cardiol · February 28, 2012
The American College of Cardiology Foundation (ACCF), Society for Cardiovascular Angiography and Interventions, Society of Thoracic Surgeons, and the American Association for Thoracic Surgery, along with key specialty and subspecialty societies, conducted ...
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Journal articleJ Am Coll Cardiol · February 14, 2012
OBJECTIVES: This study sought to assess percutaneous coronary intervention (PCI) for unprotected left main coronary artery (ULMCA) stenosis in routine U.S. clinical practice. BACKGROUND: Percutaneous coronary intervention for ULMCA stenosis is controversia ...
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Journal articleJ Cardiothorac Vasc Anesth · February 2012
OBJECTIVE: The authors hypothesized that the measurement of strain by speckle tracking with transesophageal echocardiography (TEE) is feasible and comparable to transthoracic echocardiography (TTE). DESIGN: A prospective observational comparative study. SE ...
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Journal articleJ Am Coll Cardiol · January 10, 2012
OBJECTIVES: This study assessed the comparative effectiveness of drug-eluting stents (DES) versus bare-metal stents (BMS) among patients ≥85 years of age. BACKGROUND: Despite an aging population, little is known about the comparative effectiveness of DES v ...
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Journal articleCirc Cardiovasc Qual Outcomes · January 2012
BACKGROUND: The National Cardiovascular Data Registry CathPCI Registry was recently linked with longitudinal Centers for Medicare & Medicaid (CMS) claims data. The degree to which this linked cohort is representative of the overall CathPCI Registry and CMS ...
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Journal articleJAMA · November 9, 2011
CONTEXT: The degree to which financial factors may influence use of cardiac stress imaging procedures is unknown. OBJECTIVE: To examine the association of physician billing and nuclear stress and stress echocardiography testing following coronary revascula ...
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Journal articleJ Am Coll Cardiol · October 25, 2011
OBJECTIVES: The purpose of this study was to determine the safety and efficacy of drug-eluting stents (DES) compared with bare-metal stents (BMS) in older patients with chronic kidney disease (CKD). BACKGROUND: DES may be associated with late death and myo ...
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Journal articleCirculation · September 27, 2011
Consistent with the growing national focus on healthcare quality, the American College of Cardiology Foundation (ACCF) and the American Heart Association (AHA) have taken a leadership role over the past decade in developing measures of the quality of cardi ...
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Journal articleJ Am Coll Cardiol · September 27, 2011
Consistent with the growing national focus on healthcare quality, the American College of Cardiology Foundation (ACCF) and the American Heart Association (AHA) have taken a leadership role over the past decade in developing measures of the quality of cardi ...
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Journal articleJ Am Coll Cardiol · August 16, 2011
OBJECTIVES: The purpose of this study was to describe hospital variability in the rate of finding obstructive coronary artery disease (CAD) at elective coronary angiography. BACKGROUND: A recent national study found that obstructive CAD was found in less t ...
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Journal articleRadiology · June 2011
UNLABELLED: Quantitative imaging biomarkers could speed the development of new treatments for unmet medical needs and improve routine clinical care. However, it is not clear how the various regulatory and nonregulatory (eg, reimbursement) processes (often ...
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Journal articleCirc Arrhythm Electrophysiol · April 2011
BACKGROUND: Studies assessing the presence of a residual iatrogenic atrial septal defect (iASD) after transseptal catheterization with 8F transseptal sheaths have suggested that the majority of these iASDs close within 6 months. However, these studies have ...
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Journal articleJ Am Soc Echocardiogr · March 2011
The American College of Cardiology Foundation (ACCF), in partnership with the American Society of Echocardiography (ASE) and along with key specialty and subspecialty societies, conducted a review of common clinical scenarios where echocardiography is freq ...
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Journal articleHeart · February 2011
BACKGROUND: Optimal timing of surgery in degenerative mitral regurgitation (MR) remains a controversial topic. The impact of current ACC/AHA guideline recommendations about optimal timing of surgery on outcomes is untested and contemporary data are lacking ...
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Journal articleCirc Cardiovasc Qual Outcomes · January 1, 2011
BACKGROUND: Assessment of left ventricular function is a recommended performance measure for the care of patients with newly diagnosed heart failure. Little is known about the extent to which left ventricular function is assessed in real-world settings. ME ...
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Journal articleUndersea Hyperb Med · 2011
At the broadest level, consensus preparticipation recommendations for athletes of all ages focus on performance of a history and physical examination, with the additional performance of a screening test being more controversial. Depending upon athlete age ...
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Journal articleCirculation · November 23, 2010
The American College of Cardiology Foundation, along with key specialty and subspecialty societies, conducted an appropriate use review of common clinical scenarios where cardiac computed tomography (CCT) is frequently considered. The present document is a ...
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Journal articleCirculation · November 23, 2010
BACKGROUND: Invasive and noninvasive cardiovascular imaging is beneficial in the care of patients admitted with acute myocardial infarction. Little is known about patients' cumulative radiation exposure. METHODS AND RESULTS: All patients admitted with an a ...
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Journal articleAm J Med · November 2010
BACKGROUND: Outcomes data in patients with aortic regurgitation or mitral regurgitation have been limited to small series with generally <10 years of follow-up. The quantitative impact of pulmonary artery hypertension has not been well described. The purpo ...
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Journal articleN Engl J Med · October 21, 2010
BACKGROUND: Many patients with severe aortic stenosis and coexisting conditions are not candidates for surgical replacement of the aortic valve. Recently, transcatheter aortic-valve implantation (TAVI) has been suggested as a less invasive treatment for hi ...
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Journal articleJ Am Coll Cardiol · October 12, 2010
OBJECTIVES: The purpose of this study was to determine the pattern of cardiac stress testing after coronary revascularization in community practice. BACKGROUND: The American College of Cardiology Foundation appropriate use criteria provide guidance for the ...
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Journal articleBMC Cancer · October 6, 2010
BACKGROUND: The Exercise Intensity Trial (EXcITe) is a randomized trial to compare the efficacy of supervised moderate-intensity aerobic training to moderate to high-intensity aerobic training, relative to attention control, on aerobic capacity, physiologi ...
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Journal articleBMC Cancer · April 21, 2010
BACKGROUND: The Lung Cancer Exercise Training Study (LUNGEVITY) is a randomized trial to investigate the efficacy of different types of exercise training on cardiorespiratory fitness (VO2peak), patient-reported outcomes, and the organ components that gover ...
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Journal articleN Engl J Med · March 11, 2010
BACKGROUND: Guidelines for triaging patients for cardiac catheterization recommend a risk assessment and noninvasive testing. We determined patterns of noninvasive testing and the diagnostic yield of catheterization among patients with suspected coronary a ...
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Journal articleJACC Cardiovasc Imaging · March 2010
Cardiovascular (CV) imaging plays a critical role in therapeutic decision making and is performed in more than 10 million patients each year; a large share of the nearly 40 million patients living with CV disease. CV imaging may serve as a valuable compone ...
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Journal articleCirc Cardiovasc Qual Outcomes · March 2010
BACKGROUND: The 2007 American Heart Association guidelines for cardiovascular disease prevention in women drew heavily on results from randomized clinical trials; however, representation of women in trials of cardiovascular disease prevention has not been ...
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Journal articleJ Am Coll Cardiol · January 12, 2010
OBJECTIVES: The aim of this study was to assess the feasibility of evaluation for appropriate use of radionuclide myocardial perfusion imaging (MPI) in multiple clinical sites and to determine use patterns as well as identify areas of apparent inappropriat ...
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Journal articleJ Natl Cancer Inst Monogr · 2010
Individual patient data were available for all four of the randomized trials that began before 1995, and that compared adjuvant radiotherapy vs no radiotherapy following breast-conserving surgery for ductal carcinoma in situ (DCIS). A total of 3729 women w ...
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Journal articleJ Cardiovasc Comput Tomogr · 2010
The American College of Cardiology Foundation (ACCF), along with key specialty and subspecialty societies, conducted an appropriate use review of common clinical scenarios where cardiac computed tomography (CCT) is frequently considered. The present docume ...
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Journal articleJAMA · August 26, 2009
CONTEXT: Conflicting information exists about whether sex differences modulate short-term mortality following acute coronary syndromes (ACS). OBJECTIVES: To investigate the relationship between sex and 30-day mortality in ACS, and to determine whether this ...
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Journal articleCirc Cardiovasc Qual Outcomes · July 2009
BACKGROUND: Despite declining lengths of stay, postdischarge healthcare resource utilization may be increasing because of shifts to nonacute care settings. Although changes in hospital stay after coronary artery bypass graft (CABG) surgery have been descri ...
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Journal articleCirc Cardiovasc Imaging · July 2009
In July of 2008, the National Heart, Lung, and Blood Institute convened experts in noninvasive cardiovascular imaging, outcomes research, statistics, and clinical trials to develop recommendations for future randomized controlled trials of the use of imagi ...
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Journal articleJACC Cardiovasc Imaging · July 2009
In July of 2008, the National Heart, Lung, and Blood Institute convened experts in noninvasive cardiovascular imaging, outcomes research, statistics, and clinical trials to develop recommendations for future randomized controlled trials of the use of imagi ...
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Journal articleJ Am Soc Echocardiogr · July 2009
In July of 2008, the National Heart, Lung, and Blood Institute convened experts in noninvasive cardiovascular imaging, outcomes research, statistics, and clinical trials to develop recommendations for future randomized controlled trials of the use of imagi ...
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Journal articleJ Am Coll Cardiol · May 5, 2009
OBJECTIVES: The aim of this study was to compare outcomes in older individuals receiving drug-eluting stents (DES) and bare-metal stents (BMS). BACKGROUND: Comparative effectiveness of DES relative to BMS remains unclear. METHODS: Outcomes were evaluated i ...
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Journal articleCatheter Cardiovasc Interv · February 15, 2009
The American College of Cardiology Foundation (ACCF), Society for Cardiovascular Angiography and Interventions, Society of Thoracic Surgeons, and the American Association for Thoracic Surgery, along with key specialty and subspecialty societies, conducted ...
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Journal articleJACC Cardiovasc Imaging · February 2009
Despite rapid technologic advances and sustained growth, less attention has been focused on quality in imaging than in other areas of cardiovascular medicine. To address this deficit, representatives from cardiovascular imaging societies, private payers, g ...
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Journal articleJ Cardiovasc Comput Tomogr · 2009
In July of 2008, the National Heart, Lung, and Blood Institute convened experts in noninvasive cardiovascular imaging, outcomes research, statistics, and clinical trials to develop recommendations for future randomized controlled trials of the use of imagi ...
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Journal articleCancer · December 15, 2008
BACKGROUND: A feasibility study examining the effects of supervised aerobic exercise training on cardiopulmonary and quality of life (QOL) endpoints among postsurgical nonsmall cell lung cancer (NSCLC) patients was conducted. METHODS: Using a single-group ...
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Journal articleJ Am Coll Cardiol · December 9, 2008
Although both U.S. and European guidelines recommend screening athletes for suspected heart disease before participation in competitive sport, they disagree on which findings are associated with increased risk as well as those athletes whose activities sho ...
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Journal articleAm Heart J · November 2008
BACKGROUND: Differences in pathophysiology, diagnosis, and treatment of women with cardiovascular disease compared with men has become a major focus during the past decade. Nevertheless, little attention has focused on improving the quality of healthcare i ...
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Journal articleAm J Cardiol · October 1, 2008
Patients, physicians, and payers are facing a significant increase in cardiovascular (CV) imaging use, resulting in skyrocketing societal costs, without clear improvement in patient outcomes. The need for studies evaluating the effects of CV imaging that a ...
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Journal articleLancet Oncol · August 2008
The use of exercise testing as an objective assessment of cardiorespiratory fitness in clinical oncology research has increased substantially over the past decade. However, its quality has not been assessed. We did a systematic review of studies of formal ...
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Journal articleCirculation · April 8, 2008
BACKGROUND: Although populations referred for coronary angiography are increasingly diverse, there is limited information on coronary artery disease (CAD) prevalence and in-hospital mortality other than for predominately white male patients. METHODS AND RE ...
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Journal articleCatheter Cardiovasc Interv · April 1, 2008
The American College of Cardiology Foundation (ACCF) and the American Society of Echocardiography (ASE) together with key specialty and subspecialty societies, conducted an appropriateness review for stress echocardiography. The review assessed the risks a ...
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Journal articleCirculation · March 18, 2008
The American College of Cardiology Foundation (ACCF) and the American Society of Echocardiography (ASE) together with key specialty and subspecialty societies, conducted an appropriateness review for stress echocardiography. The review assessed the risks a ...
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Journal articleJ Am Coll Cardiol · March 18, 2008
The American College of Cardiology Foundation (ACCF) and the American Society of Echocardiography (ASE) together with key specialty and subspecialty societies, conducted an appropriateness review for stress echocardiography. The review assessed the risks a ...
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Journal articleAm Heart J · November 2007
BACKGROUND: Training cardiovascular (CV) imaging specialists is becoming increasingly complex owing to rapidly emerging technological advances and the growing recognition that single modality training is inefficient and results in suboptimal education and ...
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Journal articleJ Am Coll Cardiol · October 9, 2007
Although recent advances in curative-intent therapies are beginning to produce significant survival gains in early breast cancer, these improvements may ultimately be attenuated by increased risk of long-term cardiovascular mortality. This paper reviews em ...
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Journal articleCardiol Clin · August 2007
The athlete's heart is a constellation of cardiac morphologic changes, including increased left ventricular volume, increased left ventricular mass, increased left atrial volume, and right ventricular structural changes as a physiologic response to exercis ...
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Journal articleJ Am Coll Cardiol · June 12, 2007
OBJECTIVES: We studied the use of echocardiography among Medicare beneficiaries between 1999 and 2004 to determine the rate of growth in these services and evaluate the drivers of growth. BACKGROUND: Concerned about increasing health care costs, federal an ...
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Journal articleAm J Cardiol · May 1, 2007
Three-dimensional echocardiography (3DE) allows the accurate determination of left ventricular (LV) mass, but the optimal number of component or extracted 2-dimensional (2D) image planes that should be used to calculate LV mass is not known. This study was ...
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Journal articleJ Am Coll Cardiol · April 3, 2007
OBJECTIVES: This study sought to explore the gender-related differences in etiology and outcomes in chronic heart failure (HF) patients from 5 randomized trials. BACKGROUND: Each year, 550,000 new cases of HF are identified; however, there remain limited d ...
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Journal articleStroke · March 2007
BACKGROUND AND PURPOSE: We sought to evaluate the predictors of carotid intima-media thickness (CIMT) progression in young adults and to determine whether they differed between the sexes. Although risk factors for the progression of atherosclerosis in midd ...
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Journal articlePrev Cardiol · 2007
The authors' aim was to determine reference values and predictors for carotid intima-media thickness (CIMT) in the Bogalusa Heart Study. Carotid ultrasound images from 1203 young adults (mean age 36 years; 30% black, 43% male) were reviewed. Age-, sex-, an ...
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Journal articleCirculation · November 28, 2006
BACKGROUND: Multiple studies have individually documented cardiac dysfunction and biochemical evidence of cardiac injury after endurance sports; however, convincing associations between the two are lacking. We aimed to determine the associations between th ...
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Journal articleJ Am Coll Cardiol · November 21, 2006
Cardiovascular imaging has enjoyed both rapid technological advances and sustained growth, yet less attention has been focused on quality than in other areas of cardiovascular medicine. To address this deficit, representatives from cardiovascular imaging s ...
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Journal articleJ Am Coll Cardiol · November 21, 2006
Many factors, including disproportionate growth rates and exciting new technologies, have focused attention on cardiovascular imaging. However, critical examination of the field reveals a surprisingly weak evidence base and inconsistent systematic attentio ...
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Journal articleJ Am Soc Echocardiogr · October 2006
We aimed to clarify the myocardial adaptation to short-term high-intensity exercise among trained athletes. We screened 17 participants in the 2004 World Indoor Rowing Championships before and after a 2000-m sprint. Echocardiography included standard measu ...
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Journal articleJ Am Coll Cardiol · August 1, 2006
OBJECTIVES: The purpose of this study was to investigate the phenomenon of left ventricular (LV) dysfunction after ultraendurance exercise. BACKGROUND: Subclinical LV dysfunction in response to endurance exercise up to 24 h duration has been described, but ...
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Journal articleAm J Cardiol · July 17, 2006
Screening for early-stage asymptomatic cancers (eg, cancers of breast and colon) to prevent late-stage malignancies has been widely accepted. However, although atherosclerotic cardiovascular disease (eg, heart attack and stroke) accounts for more death and ...
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Journal articleJ Am Coll Cardiol · June 20, 2006
Left atrial (LA) enlargement has been proposed as a barometer of diastolic burden and a predictor of common cardiovascular outcomes such as atrial fibrillation, stroke, congestive heart failure, and cardiovascular death. It has been shown that advancing ag ...
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Journal articleEur Heart J · May 2006
AIMS: Transient systolic and diastolic abnormalities in ventricular function have previously been documented during endurance sports. However, these described alterations may be limited by the techniques applied. We sought, using less load-dependent method ...
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Journal articleAm J Physiol Heart Circ Physiol · January 2006
The effects of aging on cardiovascular function and cardiac structure were determined in a rat model recommended for gerontological studies. A cross-sectional analysis assessed cardiac changes in male Fischer 344 x Brown Norway F1 hybrid rats (FBN) from ad ...
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Journal articleJ Mol Cell Cardiol · January 2006
Initial studies have suggested that transplantation of embryonic stem (ES) cells following myocardial infarction (MI) in animal models is beneficial; however, the mechanism of benefit is largely unknown. The present study investigated the fate of mouse ES ...
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Journal articleLancet · December 17, 2005
BACKGROUND: In early breast cancer, variations in local treatment that substantially affect the risk of locoregional recurrence could also affect long-term breast cancer mortality. To examine this relationship, collaborative meta-analyses were undertaken, ...
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Journal articleJ Am Coll Cardiol · October 18, 2005
Under the auspices of the American College of Cardiology Foundation (ACCF) and the American Society of Nuclear Cardiology (ASNC), an appropriateness review was conducted for radionuclide cardiovascular imaging (RNI), specifically gated single-photon emissi ...
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Journal articleJ Am Coll Cardiol · August 2, 2005
OBJECTIVES: The purpose of this study was to investigate the association of metabolic syndrome (MetS) with subclinical atherosclerosis, determined by ultrasound carotid intima-media thickness (CIMT) measurements, in young adults. BACKGROUND: Metabolic synd ...
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Journal articleLancet · May 14, 2005
BACKGROUND: Quinquennial overviews (1985-2000) of the randomised trials in early breast cancer have assessed the 5 year and 10-year effects of various systemic adjuvant therapies on breast cancer recurrence and survival. Here, we report the 10-year and 15- ...
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Journal articleAnn Intern Med · May 3, 2005
BACKGROUND: The clinical value of advanced lipoprotein testing relative to traditional lipid testing remains controversial. To date, no studies have evaluated associations between advanced lipoprotein testing and subclinical atherosclerosis in healthy youn ...
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Journal articleJ Am Soc Echocardiogr · March 2005
We have developed a novel, semiautomated carotid intima-media thickness (CIMT) border detection program (AUTO) and evaluated its measurement reproducibility and accuracy. Images from 6 carotid segments were acquired in 50 subjects, for a total of 300 segme ...
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Journal articleCoron Artery Dis · February 2005
UNLABELLED: This study describes the coronary anatomy of C57BL/6 mice and the functional impact of that anatomy on myocardial infarctions induced by ligation of the left coronary artery. In contrast to humans, a distinct septal coronary artery was observed ...
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Journal articleStroke · December 2004
BACKGROUND AND PURPOSE: Reference values and age-related changes of carotid intima-media thickness (CIMT) have not been described in a community-based sample of young asymptomatic adults. CIMT measurements from the Bogalusa Heart Study, a study of the natu ...
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Journal articleJ Am Coll Cardiol · November 16, 2004
With the vast epidemic of vascular disease predicted to be the leading cause of death and disability by a growing margin over the next 30 years, academic medical centers with cardiology training programs have a special responsibility. Given the dramatic ad ...
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Journal articleClin Cardiol · July 2004
BACKGROUND: An imaging test that quantifies atherosclerotic burden and that can be integrated with existing risk stratification paradigms would be a very useful clinical tool. HYPOTHESIS: Measurement of carotid intima-media thickness (CIMT) is feasible in ...
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Journal articleIEEE Technology and Society Magazine · June 1, 2004
The Left Ventricular Assist Device (LVAD) is now an FDA-approved practical remedy for people with failing hearts. This device typically bypasses the left ventricle and pumps blood directly into the aorta, from which it enters the systematic circulation. Mo ...
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Journal articleJ Am Soc Echocardiogr · June 2004
Atherosclerosis is a systemic, silent, and deadly disease; however, primary risk reduction is very effective. Cost-effective risk modification relies on accurate and individualized risk stratification; however, traditional risk factor-based assessments fai ...
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Journal article · January 1, 2004
The last decade of the 20th century brought with it an explosion of new genetic information, making it increasingly obvious that many physiologic and pathologic functions are influenced either directly or indirectly by sex-based differences in biology. The ...
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Journal articleVasc Med · May 2002
To investigate the effects of non-ECG-triggered imaging during ultrasound studies of endothelial function, brachial artery diameters were measured throughout the cardiac cycle at rest, during reactive hyperemia, and after administration of nitroglycerin. R ...
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Journal articleJ Am Soc Echocardiogr · April 2002
The newest introduction to echocardiography is a hand-carried ultrasound (HCU) device. It is a small echocardiographic machine that typically weighs less than 6 lb and can obtain echocardiographic images and data. However, neither the device nor the contex ...
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Journal articleMol Cell Biol · April 2002
One of the least-understood areas in biology is the determination of the size of animals and their organs. In Drosophila, components of the insulin receptor phosphoinositide 3-kinase (PI3K) pathway determine body, organ, and cell size. Several biochemical ...
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Journal articleCirc Res · March 22, 2002
Familial hypertrophic cardiomyopathy (FHC) is an inherited autosomal dominant disease caused by mutations in sarcomeric proteins. Among these, mutations that affect myosin binding protein-C (MyBP-C), an abundant component of the thick filaments, account fo ...
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Journal articleJ Clin Oncol · February 15, 2002
PURPOSE: To assess the risk of fatal and nonfatal myocardial infarction (MI) after breast-conserving surgery (BCS) and radiation therapy (RT) for left-sided breast cancer. PATIENTS AND METHODS: A hospital-based retrospective cohort linkage study of all bre ...
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Journal articleAm J Med · June 15, 2001
BACKGROUND: For patients presenting with atrial fibrillation of only a few weeks duration, the use of transesophageal echocardiography offers the opportunity to markedly abbreviate the duration of atrial fibrillation before cardioversion. We sought to dete ...
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Journal articleJ Cardiothorac Vasc Anesth · June 2001
OBJECTIVE: To assess the accuracy of aortic valve area (AVA) calculations using the continuity equation with data obtained from the double envelope (DE) (simultaneously obtained left ventricular outflow tract [V1]) and aortic valve [V2] velocities) during ...
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Journal articleClin Chim Acta · March 2001
BACKGROUND: Exercise reduces the risk of coronary heart disease in men and women but paradoxically, may promote free-radical formation, lipid peroxidation and vascular tissue injury. In this study, we assessed whether exercise-induced oxidative stress simi ...
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Journal articleAm J Cardiol · February 1, 2001
We used 2- and 3-dimensional echocardiography to determine left ventricular volume, mass, and ejection fraction in overweight (body mass index [BMI] > or = 25 kg/m2), obese (BMI > or = 30 kg/m2), and control (BMI < 25 kg/m2) subjects. Compared with corresp ...
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Journal articleJ Am Coll Cardiol · February 2001
OBJECTIVES: We sought to optimize vascular endothelial growth factor (VEGF) treatment for therapeutic angiogenesis in myocardial ischemia, we explored the efficacy of five different regimens. BACKGROUND: Although VEGF165 is one of the most potent pro-angio ...
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Journal articleUltrasound Med Biol · February 2001
Bulk patient motion during transthoracic 3-D echocardiography (3DE) produces image plane misregistration and errors in left ventricular (LV) volume and ejection fraction (EF). To correct for patient motion, we used a magnetic locating system to track both ...
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Journal articleEndocrinology · January 2001
Treatment with GH attenuates remodeling and improves left ventricular function in the setting of experimental heart failure following coronary ligation. This study was designed to test the hypothesis that an intact GH/insulin-like growth factor 1 (IGF-1) a ...
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Journal articleInt J Card Imaging · October 2000
UNLABELLED: This study was performed to compare a novel three-dimensional echocardiography (3DE) system to clinical two-dimensional echocardiography (2DE) and magnetic resonance imaging (MRI) for determination of left ventricular mass (LVM) in humans. LVM ...
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Journal articleGrowth Horm IGF Res · October 2000
Although the mutant dwarf rat has been proposed as a model of growth hormone (GH) deficiency, few studies have addressed its cardiovascular abnormalities. Therefore, the aim of the present study was to investigate cardiac structure and function in mutant d ...
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Journal articleAm Heart J · September 2000
BACKGROUND: Accurate, reproducible, noninvasive determination of left ventricular (LV) volumes and ejection fraction (EF) is important for clinical assessment, risk stratification, selection of therapy, and serial monitoring of patients with cardiovascular ...
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Journal articleJ Womens Health Gend Based Med · September 2000
Contemporary research increasingly needs to consider the value of a multidisciplinary approach in answering critical health questions. The current article outlines the need for multidisciplinary investigations specifically in reference to women's health, a ...
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Journal articleAnesth Analg · September 2000
UNLABELLED: The conventional continuity equation uses nonsimultaneous measurements of blood flow velocities through the left ventricular outflow tract and across the aortic valve to calculate aortic valve area (AVA). We have noted that both velocities can ...
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Journal articleN Engl J Med · August 17, 2000
BACKGROUND: With the recognition that certain aspects of cardiovascular disease are specific to sex, the government has sought to ensure that federally funded clinical research yields adequate high-quality information about heart disease in women. METHODS: ...
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Journal articleJAMA · July 5, 2000
CONTEXT: The American Heart Association recommendations for infectious endocarditis (IE) prophylaxis, published in June 1997, sought to improve patient and physician compliance by simplifying the dosing regimen and clarifying endocarditis risk. Adherence t ...
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Journal articleCirculation · June 20, 2000
BACKGROUND: To determine potential mechanisms of the transition from hypertrophy to very early failure, we examined apoptosis in a model of ascending aortic stenosis (AS) in male FVB/n mice. METHODS AND RESULTS: Compared with age-matched controls, 4-week a ...
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Journal articleEMBO J · June 1, 2000
Phosphoinositide 3-kinase (PI3K) has been shown to regulate cell and organ size in Drosophila, but the role of PI3K in vertebrates in vivo is not well understood. To examine the role of PI3K in intact mammalian tissue, we have created and characterized tra ...
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Journal articleNat Genet · March 2000
Atrioventricular and semilunar valve abnormalities are common birth defects, but how cardiac valvulogenesis is directed remains largely unknown. During studies of genetic interaction between Egfr, encoding the epidermal growth factor receptor, and Ptpn11, ...
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Journal articleCirculation · February 1, 2000
BACKGROUND: Chronic N(G)-nitro-L-arginine methyl ester (L-NAME), which inhibits nitric oxide synthesis, causes hypertension and would therefore be expected to induce robust cardiac hypertrophy. However, L-NAME has negative metabolic effects on protein synt ...
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Journal articleJ Am Coll Cardiol · February 2000
OBJECTIVES: This study sought to determine the concordance between biplane and volumetric echocardiography and magnetic resonance imaging (MRI) strategies and their impact on the classification of patients according to left ventricular (LV) ejection fracti ...
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Journal articleJ Am Coll Cardiol · December 1999
OBJECTIVES: We sought to evaluate in vivo and in vitro left ventricular (LV) geometry and function in streptozotocin-induced diabetic rats and the possible role of the nitric oxide (NO) pathway. BACKGROUND: Diabetes results in cardiac dysfunction; however, ...
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Journal articleJ Am Soc Echocardiogr · December 1999
A case is presented of a man who had 5 hours of atrial fibrillation followed by spontaneous conversion and maintained sinus rhythm that persisted as shown by surface electrocardiography. Transesophageal echocardiography performed 24 hours after electrocard ...
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Journal articleCirculation · November 23, 1999
BACKGROUND: A new model of murine obesity has recently been developed through transgenic ablation of brown adipose tissue that manifests typical metabolic complications of obesity, including insulin resistance and non-insulin-dependent diabetes mellitus. T ...
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Journal articleHeart · November 1999
OBJECTIVE: To determine whether there is significant atrial or atrial appendage enlargement or functional remodelling as a result of one to two months of sustained atrial fibrillation, a duration similar to that experienced by patients undergoing warfarin ...
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Journal articleArterioscler Thromb Vasc Biol · August 1999
Exercise is associated with changes in lipids that may protect against coronary heart disease (CHD). In this study of 28 triathletes, we analyzed acute changes in serum lipid and lipoprotein concentrations after completion of the 1995 World Championship Ha ...
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Journal articleGrowth Horm IGF Res · August 1999
To evaluate whether growth hormone (GH) is required for normal cardiac muscle function, we studied left ventricular papillary muscles of mutant GH-deficient rats. Developed tension normalized by cross-sectional area (DT), intracellular [Ca(2+)](i)(aequorin ...
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Journal articleCardiol Clin · August 1999
The diagnosis of coronary heart disease in women has been thought to be more difficult than in men, owing to the overall lower prevalence and severity of disease in women, as well as more subtle clinical presentations. Exercise electrocardiography is assoc ...
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Journal articleBr J Pharmacol · August 1999
1. Chronic treatment with beta-adrenergic blocking agents can improve survival in patients with heart failure. The mechanisms underlying the beneficial effects and whether these effects are generalizable to ischaemic heart failure are unresolved. 2. We per ...
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Journal articleInt J Cardiol · July 31, 1999
We report extremely prominent heart rate oscillations associated with slow breathing during specific traditional forms of Chinese Chi and Kundalini Yoga meditation techniques in healthy young adults. We applied both spectral analysis and a novel analytic t ...
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Journal articleJ Am Coll Cardiol · July 1999
OBJECTIVES: The objective of this study was to examine gender differences in left ventricular (LV) function and expression of cardiac genes in response to LV pressure overload due to ascending aortic stenosis in rats. BACKGROUND: Clinical studies have docu ...
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Journal articleJ Am Soc Echocardiogr · July 1999
This study was performed to determine whether use of on-line automated border detection (ABD) could reduce data analysis time for 3-dimensional echocardiography (3DE) while maintaining accuracy of 3DE in measures of left ventricular (LV) volumes and ejecti ...
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Journal articleAnn Intern Med · May 4, 1999
BACKGROUND: Many noninvasive tests exist to determine whether patients should undergo coronary angiography. The routine use of coronary angiography without previous noninvasive testing is typically not advocated. OBJECTIVE: To determine the cost-effectiven ...
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Journal articleJ Am Soc Echocardiogr · May 1999
This study was performed to determine whether 3-dimensional echocardiography (3DE) with a magnetic tracking system for image plane localization, which unlike standard 2-dimensional echocardiography (2DE), does not require acquisition of specific image plan ...
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Journal articleAm J Cardiol · April 1, 1999
Cardiac troponin T (cTnT) and troponin I (cTnI) are highly sensitive and specific for detecting myocardial damage even in the presence of skeletal muscle injury. In this study, we assessed whether ultraendurance exercise induced cardiomyocyte injury using ...
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Journal articleMed Sci Sports Exerc · March 1999
PURPOSE: The purpose of this manuscript was to provide a basis for establishing safety cutoffs for hematocrit levels in triathletes and background data for possible future medical control regulations. METHODS: Competitors from three different distance tria ...
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Journal articleCardiology · 1999
OBJECTIVE: Previous studies suggest that gender affects the adaptive responses of the heart to some forms of cardiac overload. It is unknown whether gender influences left ventricular (LV) remodeling after myocardial infarction (MI). METHODS: We performed ...
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Journal articleJournal of Endocrinological Investigation · December 1, 1998
Although the heart has not been a traditional target of growth hormone (GH), a consistent body of evidence now supports its importance in governing cardiac structure and function, and its possible utility in treating ischemic heart disease. In studies of n ...
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Journal articleAnn Intern Med · December 1, 1998
BACKGROUND: Because uncontrolled echocardiographic surveys suggested that up to 30% to 38% of users of fenfluramine and dexfenfluramine had valvular disease, these drugs were withdrawn from the market. OBJECTIVE: To determine the risk for new or worsening ...
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Journal articleAm J Cardiol · December 1, 1998
The relation between accuracy of 3-dimensional echocardiography (3DE) in determining left ventricular end-diastolic volume, end-systolic volume, and ejection fraction (compared with magnetic resonance imaging) and the number of component planes used for 3D ...
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Journal articleCardiol Rev · October 1998
In selecting a noninvasive test for the assessment of patients with suspected coronary artery disease, the clinician must choose from a growing number of methods that use various types of stress and markers of ischemia. Noninvasive testing is most valuable ...
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Journal articleJ Am Coll Cardiol · October 1998
OBJECTIVES: To identify gender differences in left ventricular remodeling, hypertrophy, and function in response to pressure overload due to ascending aortic banding in rats. BACKGROUND: Gender may influence the adaptation to pressure overload, as women wi ...
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Journal articleJAMA · September 9, 1998
CONTEXT: Cardiac imaging has advanced rapidly, providing clinicians with several choices for evaluating patients with suspected coronary artery disease, but few studies compare modalities directly. OBJECTIVES: To review the contemporary literature and to c ...
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Journal articleJ Sports Med Phys Fitness · September 1998
Heart rate monitors are commonly used but little is documented about their use. We have reviewed the available literature and supplemented it with data regarding heart rate responses of a large number of highly trained athletes during cycle ergometer and t ...
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Journal articleJ Am Coll Cardiol · September 1998
OBJECTIVES: This survey was conducted to learn how the career decisions of women and men in cardiology influenced their professional and personal lives. BACKGROUND: Women represent only 5% of practicing adult cardiologists and 10% of trainees. Yet, women a ...
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Journal articleCirc Res · July 13, 1998
A growing body of evidence has been accumulated recently suggesting that growth hormone (GH) and insulin-like growth factor-1 (IGF-1) affect cardiac function, but their mechanism(s) of action is unclear. In the present study, GH and IGF-1 were administered ...
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Journal articleJ Sports Med Phys Fitness · June 1998
OBJECTIVE: To determine whether exhaustive exercise alters cardiac adrenergic chronotropic responsiveness in endurance-trained athletes. METHODS: Fifteen athletes were studied prospectively 2-4 days before and within 3.3 hours after completing the Hawaii I ...
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Journal articleLancet · May 16, 1998
BACKGROUND: There have been many randomised trials of adjuvant tamoxifen among women with early breast cancer, and an updated overview of their results is presented. METHODS: In 1995, information was sought on each woman in any randomised trial that began ...
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Journal articleJ Intern Med · April 1998
OBJECTIVE: To determine the value of routine transthoracic echocardiography in patients with cerebral ischemia without known cardiac disease. DESIGN: The literature from 1990 to 1995 was searched and relevant bibliographies from these papers reviewed. Arti ...
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Journal articleAmerican Journal of Physiology - Heart and Circulatory Physiology · March 1, 1998
A number of heparin-binding growth factors, including basic (bFGF) and acidic (aFGF) fibroblast growth factors have been shown to promote angiogenesis in vivo. In this study, we employed a sustained-release polymer extravascular delivery system to evaluate ...
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Journal articleAm J Physiol · March 1998
A number of heparin-binding growth factors, including basic (bFGF) and acidic (aFGF) fibroblast growth factors have been shown to promote angiogenesis in vivo. In this study, we employed a sustained-release polymer extravascular delivery system to evaluate ...
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Journal articleJ Am Coll Cardiol · December 1997
OBJECTIVES: We sought to better understand the effects of aging and gender on left ventricular (LV) structure and function. BACKGROUND: Cardiovascular disease in older persons is associated with increased mortality and morbidity. The influence of gender on ...
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Journal articleJournal of the American Society of Echocardiography · December 1, 1997
Nearly all three-dimensional echocardiography (3DE) systems described acquire 2D images sequentially, requiring the subject to remain in the same position during data collection. This may be difficult for some patients, and a method for re-registering imag ...
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Journal articleEndocrinology · December 1997
To evaluate GH's role in cardiac physiology and its interrelationship with the beta-adrenergic system, we studied GH-deficient dwarf (dw/dw) and control rats in 4 groups of 20 each: dwarf group receiving placebo, dwarf-GH group receiving 2 mg/kg GH, dwarf- ...
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Journal articleAm J Cardiol · November 15, 1997
Left ventricular wall thickness >1.3 cm, septal-to-posterior wall ratios > 1.5, diastolic left ventricular size >6.0 cm, and eccentric or concentric remodeling are rare in athletes. Values outside of these cutoffs in an athlete of any age probably represen ...
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Journal articleJ Am Soc Echocardiogr · September 1997
We describe three cases of dynamic outflow obstruction complicating acute anterior myocardial infarction. Serial echocardiography suggests the intraventricular gradient results from basal hyperkinesis, the latter being a reciprocal response to the apical w ...
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Journal articleJ Am Soc Echocardiogr · September 1997
The identification of viable myocardium in the setting of acute myocardial infarction or chronic coronary artery disease with reduced left ventricular function has important prognostic and therapeutic implications. Many noninvasive methods have been used t ...
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Journal articleJ Pharmacol Exp Ther · July 1997
Recently, a number of growth factors including basic fibroblast growth factor (bFGF) have been shown to promote angiogenesis in vivo. In this study, we evaluated dose-dependent effect of bFGF administration in the setting of chronic myocardial ischemia. A ...
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Journal articleJ Am Coll Cardiol · April 1997
OBJECTIVES: We sought to investigate the cardiac effects of growth hormone (GH) administration during the early phase of pathologic remodeling in a rat model of large myocardial infarction (MI). BACKGROUND: Recent evidence suggests that exogenous administr ...
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Journal articleCirculation · March 18, 1997
BACKGROUND: We tested the hypothesis that long-term administration of the specific angiotensin II subtype 1 (AT1)-receptor blocker BMS-186295 will regress hypertrophy and modify left ventricular angiotensin converting enzyme (ACE) expression in rats with a ...
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Journal articleLancet · November 2, 1996
BACKGROUND: Among women with early breast cancer, the effects of ovarian ablation on recurrence and death have been assessed by several randomised trials that now have long follow-up. In this report, the Early Breast Cancer Trialists' Collaborative Group p ...
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Journal articleAm J Cardiol · October 1, 1996
Data regarding left atrial (LA) and LA appendage anatomy and function among patients with newly recognized atrial fibrillation (AF) who have not received long-term warfarin are currently unknown. To identify echocardiographic indexes which characterize tho ...
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Journal articleJ Am Coll Cardiol · September 1996
OBJECTIVES: This study sought to determine the effects of long-term angiotensin-converting enzyme (ACE) inhibition on left ventricular (LV) diastolic filling in postinfarction heart failure. BACKGROUND: Long-term treatment with ACE inhibitors is beneficial ...
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Journal articleAnesthesiology · August 1996
BACKGROUND: Many data are available regarding cardiac risk in patients with coronary artery disease undergoing noncardiac surgery, but few data are available regarding risk for patients with hypertrophic cardiomyopathy and asymmetric septal hypertrophy. ME ...
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Journal articleCirc Res · August 1996
It has been proposed that chronic treatment with growth hormone (GH) or insulin-like growth factor-I (IGF-I) in the rat may enhance cardiac function in vivo. To confirm these findings and elucidate the mechanisms by which cardiac function is modulated, we ...
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Journal articleJAMA · July 17, 1996
OBJECTIVE: To determine the effects of a single bout of ultraendurance exercise, as a model for physiologic stress, on lipid and lipoprotein levels, and oxidative susceptibility of lipids in highly trained athletes. DESIGN: Observational trial. POPULATION ...
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Journal articleJ Am Geriatr Soc · June 1996
OBJECTIVES: In certain younger patients with congestive heart failure (CHF), Doppler/echocardiography has identified a "restrictive" pattern of early diastolic ventricular filling characterized by very rapid early filling and a steep deceleration slope. We ...
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Journal articleBiochem J · May 1, 1996
Whether skeletal muscle glucose transport system is impaired in the basal, post-prandial state during chronic growth hormone treatment is unknown. The current study was designed to determine whether 4 weeks of human growth hormone (hGH) treatment (3.5 mg/k ...
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Journal articleCirculation · February 15, 1996
BACKGROUND: Despite their increasing clinical use and recent evidence that growth hormone (GH) and insulin-like growth factor-1 (IGF-1) target the heart, there has been no systematic investigation of the effects of GH and IGF-1 on the cardiovascular system ...
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Journal articleJ Appl Physiol (1985) · February 1996
To examine whether beta-adrenergic desensitization occurs after prolonged exercise, echocardiograms, heart rate responses to isoproterenol, plasma catecholamines, and circulating lymphocyte beta-adrenergic receptors were examined in 10 sedentary normal sub ...
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Journal articleJ Am Soc Echocardiogr · 1996
We describe a case of cardiac tamponade in association with an atrial septal defect, in which pulsus paradoxus and respiratory variations in right and left ventricular filling were absent. Doppler echocardiography of the flow across the atrial septal defec ...
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Journal articleAnn Intern Med · December 1, 1995
OBJECTIVE: To determine the ability of transesophageal echocardiography to accurately identify or exclude left atrial thrombi. DESIGN: Prospective cohort study. SETTING: University hospital. PATIENTS: 231 consecutive patients having transesophageal echocar ...
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Journal articleArch Intern Med · November 13, 1995
BACKGROUND: Thromboembolism related to atrial fibrillation (AF) is a major cause of morbidity and mortality. Patients with acute thromboembolism and AF are at high risk for early recurrent events. OBJECTIVE: To determine the prevalence of left atrial throm ...
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Journal articleAm Heart J · November 1995
To determine the optimal method of normalizing peak filling rate (PFR) determinations and apply it to the assessment of right ventricular (RV) and left ventricular (LV) filling characteristics and their interactions, 41 subjects with hypertension and 40 ma ...
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Journal articleJ Bone Miner Res · September 1995
Human growth hormone (hGH) and insulin-like growth factor I (IGF-I) both stimulate bone formation and have been proposed as therapeutic agents for osteoporosis. We examined the effect of hGH and IGF-I alone and in combination on bone size, bone mineral con ...
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Journal articleAm J Cardiol · September 1, 1995
Anatomic indexes of the LAA are dependent on the plane in which the appendage is viewed. Greater LAA neck width and cross-sectional area are observed at 135 degrees than at 45 degrees or 90 degrees, consistent with the characteristic 3-dimensional ungular ...
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Journal articleCirculation · July 15, 1995
BACKGROUND: The use of warfarin anticoagulation for several weeks before cardioversion results in a 90% reduction in the incidence of cardioversion-related thromboembolism. The mechanism of this benefit, however, is unknown; it has been widely attributed t ...
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Journal articleBr Heart J · June 1995
BACKGROUND: Gender differences in cardiac size have been described in normal humans and animals and in response to pressure overload. To examine the influence of gender on the left ventricular response to pressure overload, clinical, haemodynamic, and echo ...
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Journal articleCirculation · May 15, 1995
BACKGROUND: Although chronic pressure overload may progress to left ventricular (LV) failure, the pathophysiology of this transition is not well understood. In addition, the effects of chronic angiotensin-converting enzyme (ACE) inhibition on this transiti ...
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Journal articleJ Am Coll Cardiol · May 1995
OBJECTIVES: We sought to validate the safety of transesophageal echocardiographically guided early cardioversion in conjunction with short-term anticoagulation as a strategy for guiding early cardioversion in hospitalized patients with atrial fibrillation. ...
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Journal articleSports Med · April 1995
The triathlon is a 3-event endurance sport in which athletes compete sequentially in swimming, cycling and running. The primary determinant of success is the ability to sustain a high rate of energy expenditure for prolonged periods of time. Exercise train ...
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Journal articleEchocardiography · January 1, 1995
Discrete subvalvular aortic membrane is an unusual cause of left ventricular outflow tract obstruction. While commonly presenting during childhood, one quarter of the individuals are asymptomatic in childhood but remain vulnerable to progressive outflow tr ...
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Journal articleClin J Sport Med · 1995
Thirty competitors in the Hawaii Ironman Triathlon were prospectively studied to determine whether fluid and electrolyte disturbances were causes for seeking race-day medical care. Athlete weights were significantly (p < 0.0001) decreased during the race, ...
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Journal articleCirculation · December 1994
BACKGROUND: Cardiac hypertrophy is associated with elevated intracardiac angiotensin-converting enzyme activity, which may contribute to diastolic dysfunction. METHODS AND RESULTS: We infused enalaprilat (0.05 mg/min) for 15 minutes into the left coronary ...
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Journal articleCirculation · September 1994
BACKGROUND: We tested the hypotheses that long-term administration of the angiotensin-converting enzyme (ACE) inhibitor fosinopril will regress hypertrophy, modify the transition to heart failure, and prolong survival in rats with chronic left ventricular ...
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Journal articleJ Am Coll Cardiol · July 1994
OBJECTIVES: The purpose of this study was to determine the value of contemporary echocardiography for patient diagnosis and management in clinical practice. BACKGROUND: Although the use of echocardiography is growing rapidly, there is little information ab ...
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Journal articleJ Am Coll Cardiol · June 1994
OBJECTIVES: We hypothesized that the time course of the recovery of atrial systolic function may be related to the duration of atrial fibrillation before cardioversion and sought to study noninvasively the recovery of left atrial mechanical function utiliz ...
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Journal articleAm J Physiol · April 1994
Left ventricular (LV) mass is an important descriptor of cardiac status that increases with normal aging and may be affected by a variety of disease processes. There are currently limited noninvasive techniques that permit accurate determination of in vivo ...
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Journal articleCardiovasc Pathol · 1994
Cocaine-induced myocardial infarction with normal coronary arteries is well documented in humans. The exact mechanism of action remains speculative. We report one case of cocaine-induced myocardial infarction with normal coronaries in one swine. Systemic h ...
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Journal articleCirculation · January 1994
BACKGROUND: The development of heart failure after acute myocardial infarction (MI) may be related to alterations of left ventricular (LV) structure and function. Pathological LV remodeling may exacerbate systolic and diastolic dysfunction because increase ...
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Journal articleLab Anim Sci · December 1993
The ability to obtain high-quality echocardiographic images of the heart in a small mammal such as the mouse would enable investigators to noninvasively and serially assess cardiac function and identify focal lesions. We recently had the opportunity to per ...
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Journal articleJ Am Coll Cardiol · July 1993
OBJECTIVES: The purpose of this study was to define atrial ejection force and to develop a method for its noninvasive measurement from echocardiographic data. BACKGROUND: Assessment of diastolic function through measurement of the components of ventricular ...
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Journal articleJ Gerontol · July 1993
BACKGROUND: Aging produces significant changes in the human endocrine system. This study was designed to determine if elderly and younger individuals differ in various endocrine measures before and after ultraendurance stress. METHODS: Sixteen young and 19 ...
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Journal articleN Engl J Med · March 18, 1993
BACKGROUND: Because atrial thrombi are poorly detected by conventional noninvasive techniques such as transthoracic echocardiography, patients with prolonged atrial fibrillation usually receive several weeks of oral anticoagulation therapy before cardiover ...
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Journal articleJAMA · October 14, 1992
OBJECTIVE: One third of all deaths in women in the United States each year are attributable to coronary heart disease. Gender differences exist in the course and management of patients with coronary heart disease. Few randomized trials have been conducted ...
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Journal articleAnn Intern Med · May 15, 1992
OBJECTIVE: To determine whether a gender bias exists in the selection of patients for diagnostic and therapeutic cardiovascular procedures early after myocardial infarction. DESIGN: A retrospective cohort study. SETTING: A community-based tertiary care tea ...
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Journal articleJ Appl Physiol (1985) · May 1992
To evaluate the effects of age and physical activity on cardiac structure and function, 45 ultra-endurance athletes were compared with 24 sedentary control subjects. Two-dimensionally guided M-mode echocardiograms and pulsed Doppler studies of left ventric ...
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Journal articleJ Am Coll Cardiol · April 1992
Fifty patients with rheumatic mitral stenosis were studied with serial two-dimensional and Doppler echocardiography to determine the natural history of changes in mitral valve area and its relation to transmitral gradients and mitral valve morphology. Over ...
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Journal articleJ Am Coll Cardiol · February 1992
Recent reports suggest that anabolic steroid use might deleteriously affect left ventricular function. To examine this possibility, the present study measured left ventricular size and function with use of Doppler echocardiographic techniques in 23 weight ...
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Journal articleBr Heart J · February 1992
OBJECTIVE: Systemic emboli related to atrial thrombi are a well known complication of percutaneous balloon dilatation of the mitral valve. The presence of left atrial thrombi therefore, is believed to be a contraindication to balloon dilatation. The purpos ...
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Journal articleJ Am Coll Cardiol · January 1992
To determine whether cardiac hypertrophy secondary to chronic renovascular hypertension is associated with altered in vivo myocardial metabolism, phosphorus-31 nuclear magnetic resonance saturation transfer techniques were used to study creatine kinase (CK ...
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Journal articleChest · May 1991
To determine correlates of acute vasodilator responsiveness in primary pulmonary hypertension, we retrospectively studied 25 patients, comparing 41 resting echo/Doppler and nine resting catheterization variables with the maximal reduction in pulmonary vasc ...
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Journal articleJ Am Coll Cardiol · February 1991
To examine the relations among hypertrophy, fibrosis and diastolic performance in early experimental hypertension, 18 control dogs and 12 dogs with experimental left ventricular hypertrophy were studied. Diastolic function was impaired in dogs with left ve ...
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Journal articleCirculation · December 1990
To determine whether regional wall motion abnormalities exist or contribute to left ventricular dysfunction, we obtained two-dimensional echocardiograms in 12 athletes before (baseline), immediately after (race finish), and 1 day after (recovery) the Hawai ...
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Journal articleAm J Cardiol · April 15, 1990
The effects of imaging view and sample volume location on tricuspid velocimetry and of heart rate and aging on mitral and tricuspid inflow were evaluated in 41 normal subjects aged 20 to 76 years. Pulsed Doppler recordings were obtained in the parasternal ...
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Journal articleJ Am Coll Cardiol · January 1990
To examine the functional consequences of the greater increase in right ventricular work with exercise, the effects of prolonged exercise on the right and left heart chambers were compared in 41 athletes before, at the finish (13 min) and after recovery (2 ...
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Journal articlePhys Sportsmed · December 1989
In brief: Using several hematologic indexes, researchers examined the iron status of 50 ultraendurance athletes participating in the 1988 Ironman Triathlon in Hawaii. Fifteen (30%) of the 50 triathletes had at least one suboptimal iron index: Two exhibited ...
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Journal articleInt J Sports Med · December 1989
To assess the relationship of exercise test variables to each other and to bike race times in an ultra-distance triathlon, we studied 24 participants (14 men, 10 women) in the 1985 Hawaii Ironman Triathlon, using a graded, maximal cycle ergometer test with ...
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Journal articleMed Sci Sports Exerc · October 1989
The cardiac adaptation to exercise training produces a variety of adaptations in cardiac size, shape, and function. To further define these changes and to investigate the effects of maximal conditioning, we studied ultraendurance triathletes training for t ...
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Journal articleSports Med · October 1989
The triathlon is an endurance contest in which contestants must compete in 3 consecutive events, usually swimming, cycling and running. Success in a triathlon depends upon the ability of the triathlete to perform each of the sequential events at optimal pa ...
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Journal articleCardiol Clin · August 1989
In this article, we have reviewed the impact of the new technique of Doppler ultrasound upon the assessment of aortic stenosis, aortic regurgitation, and diastolic left ventricular function. It is a powerful new technique that greatly extends our ability t ...
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Journal articleCirculation · August 1989
To determine correlates of survival in primary pulmonary hypertension, we compared 41 echocardiography-Doppler and nine catheterization parameters with outcome in 26 patients. Mean follow-up was 19.7 months in survivors; mean survival was 4.8 months in 16 ...
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Journal articleAm J Cardiol · July 15, 1989
To assess the effects of exercise training on the prevalence of valvular regurgitation, 2-dimensional echocardiography and Doppler flow mapping were performed in 45 athletes and 26 sedentary control subjects of similar age and sex. Mitral, tricuspid, aorti ...
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Journal articleChest · March 1989
Although patients with heart disease have successfully completed marathon runs, the immediate cardiac effects of similar and greater distance endurance exercise competition are unknown. Two such cases are presented, demonstrating that vigorous exercise and ...
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Journal articleJ Am Coll Cardiol · February 1989
To examine the time course of the functional consequences of progressive left ventricular hypertrophy, diastolic left ventricular inflow and wall thinning variables were analyzed in 13 dogs before and 2, 4, 8 and 12 weeks after creation of perinephritic hy ...
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Journal articleJ Am Coll Cardiol · February 1989
Because idiopathic dilated cardiomyopathy is characterized by elevated wall stress and a more spherical left ventricle, the relations among shape, afterload and survival were examined. Thirty-six patients with cardiomyopathy were prospectively studied by t ...
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Journal articleMedicine and Science in Sports and Exercise · January 1, 1989
Triathlons (races involving consecutive swimming, bicycling, and running) attract well over 1.5 million participants annually. These races may involve from 30 min to 36 h of continuous exercise, usually in warm or hot environments. Medical and physiologic ...
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Journal articleMedicine and Science in Sports and Exercise · 1989
Triathlons (races involving consecutive swimming, bicycling, and running) attract well over 1.5 million participants annually. These races may involve from 30 min to 36 h of continuous exercise, usually in warm or hot environments. Medical and physiologic ...
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Journal articleMedicine and Science in Sports and Exercise · 1989
The cardiac adaptation to exercise training produces a variety of adaptations in cardiac size, shape, and function. To further define these changes and to investigate the effects of maximal conditioning, we studied ultraendurance triathletes training for t ...
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Journal articleJournal of Cardiovascular Technology · January 1, 1989
Two-dimensional and Doppler ultrasonography of a patient with pulmonary hypertension due to histoplasmosis-induced fibrosis mediastinitis with resultant pulmonary venous obstruction revealed focal posterior left atrial turbulence, as well as evidence of ri ...
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Journal articleCardiovasc Clin · 1989
This chapter has surveyed the known differences between men and women with respect to rheumatic and valvular heart disease. The gender disparities noted are important aspects of the pathophysiology of each of the diseases discussed, such that any complete ...
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Journal articleCirculation · November 1988
Latissimus dorsi pedicle grafts (LDPGs) were wrapped around the heart in eight dogs. In four dogs, the LDPGs were stimulated chronically; the remaining four dogs served as unstimulated controls. Right-sided cardiac filling pressures were normal in all dogs ...
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Journal articleAm Heart J · September 1988
To assess the prevalence of physiologic left ventricular hypertrophy and the usefulness of ECG criteria for its diagnosis, we compared ECGs and M-mode echocardiograms from 44 ultraendurance athletes and 20 similarly aged sedentary control subjects. Left ve ...
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Journal articleMed Sci Sports Exerc · June 1988
Ninety-five triathletes were evaluated for evidence of hemolysis during triathlon races of two different distances. Thirty competitors (11 males, 19 females) were studied before and after the United States Triathlon Series (USTS) National Championship Race ...
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Journal articleCirculation · June 1988
To determine the constancy of hemodynamic and antianginal effects of the constant infusion of intravenous nitroglycerin (NTG) and their relationship to infusion rate and plasma NTG concentration, we administered maximal tolerated doses of intravenous NTG ( ...
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Journal articleClin Sports Med · April 1988
This article reviews the muscle physiology underlying various forms of activity, as well as the adaptive responses induced by specific forms of training, and thus provides a rational basis for the design of a training program for competitive tennis. ...
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Journal articleJ Am Coll Cardiol · March 1988
In the light of technologic advances and the development of new imaging planes, the feasibility of two-dimensional echocardiographic visualization of coronary artery anatomy was reevaluated in the adult. Thirty-five subjects were studied using an ultrasono ...
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Journal articleJ Cardiovasc Surg (Torino) · 1988
One hundred and six consecutive patients who had mitral valve replacement with either a St. Jude or porcine heterograft prosthesis were prospectively studied. The 2 groups are similar with respect to 67 clinical and operative factors and allow comparison o ...
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Journal articleCirculation · December 1987
To determine the effects of prolonged exercise on systolic and diastolic left ventricular function, we studied 21 athletes before, at the finish (within 11 +/- 5 min), and during recovery (28 +/- 9 hr) after the Hawaii Ironman Triathlon (2.4 mile swim, 112 ...
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Journal articleAm J Cardiol · August 1, 1987
The relation between transmitral flow and diastolic mitral valve motion were examined in 17 normal persons, 14 patients with hypertension and 12 patients with idiopathic dilated cardiomyopathy. M-mode echograms were analyzed for early and late diastolic mi ...
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Journal articleAnn Thorac Surg · July 1987
Pulmonary artery diastolic (PADP) and wedge pressures (PAWP) and left ventricular end-diastolic pressure (LVEDP) are commonly used to estimate left ventricular (LV) preload. To assess the ability of hemodynamic indexes of preload to estimate anatomical pre ...
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Journal articleCirculation · July 1987
We prospectively studied 16 patients with isolated aortic stenosis and eight with isolated aortic regurgitation undergoing aortic valve replacement, using two-dimensional echocardiography preoperatively, intraoperatively, and 41 +/- 7 days postoperatively ...
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Journal articleAm J Cardiol · June 1, 1987
To investigate the relation of left ventricular (LV) afterload, hypertrophy, geometry and systolic pump function, 17 normal persons, 24 patients with aortic stenosis (AS), 20 with aortic regurgitation (AR) and 15 with idiopathic dilated cardiomyopathy (DC) ...
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Journal articleJ Am Coll Cardiol · April 1987
M-mode echocardiographic measurement of left ventricular fractional shortening and meridional wall stress has been used extensively alone and in combination to describe left ventricular systolic function. To determine whether the improved dimensional infor ...
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Journal articleCirculation · April 1987
Chronic rapid ventricular pacing in the dog reportedly produces a useful preparation of low-output heart failure. However, little information is available regarding cardiac changes in this preparation. Accordingly, we evaluated the effects of both short-te ...
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Journal articleMed Sci Sports Exerc · February 1987
To better characterize the athletes who participate in ultraendurance triathlons, 14 triathletes in training for the Hawaii IRONMAN triathlon were studied. A physical and physiological profile was developed from anthropometric measurements and oxygen uptak ...
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Journal articleJ Comput Assist Tomogr · 1987
Eight adults with known valvular insufficiency were studied with cine magnetic resonance (MR) imaging. Our cine MR uses cardiac synchronization of a rapid small flip angle pulse sequence on a 1.5 T MR system. Eleven regurgitant lesions (including aortic, m ...
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Journal articleAm J Cardiol · October 1, 1986
To determine left ventricular (LV) structural and functional changes induced by ultraendurance exercise training, M-mode LV echograms and Doppler recordings of LV inflow velocity in 26 triathletes and 17 normal subjects were studied. All triathletes traine ...
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Journal articleAm Heart J · August 1986
To evaluate regional differences in thickness and systolic function of human myocardium perfused by angiographically normal coronary arteries in valvular and ischemic heart disease, we performed intraoperative epicardial M-mode mapping of ventriculographic ...
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Journal articleCardiovasc Clin · 1986
Left ventricular mass and wall stress are easily calculated using routinely available imaging modalities. Consideration of these parameters provides important contributions to the evaluation and treatment of many forms of heart disease. The newer technique ...
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Journal articleAm Heart J · November 1985
M-mode echocardiographic relative wall thickness (RWT) has been used extensively as an index of left ventricular hypertrophy. To determine whether the more extensive tomographic sampling and enhanced spatial orientation provided by two-dimensional echocard ...
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Journal articleCirculation · November 1985
We investigated the effects of reduction in left ventricular mass on cavity geometry, afterload, pump function, and exercise performance in 17 patients with anorexia nervosa and in 10 age-and sex-matched normal subjects. Left ventricular mass index determi ...
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Journal articleCirculation · September 1985
One hundred eighteen consecutive patients undergoing valve replacement for aortic stenosis were analyzed to determine the incidence of and predisposing factors to postoperative atrial tachyarrhythmias. Univariate and multivariate analyses were performed on ...
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Journal articleCirculation · September 1985
One hundred eighty-seven consecutive patients who had aortic valve replacement with either a St. Jude or porcine heterograft prosthesis were studied prospectively. The two groups were similar with respect to 67 clinical and operative factors, which allowed ...
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Journal articleSemin Thorac Cardiovasc Surg
Recent evidence shows that multi-arterial coronary artery bypass grafting (MABG) based on bilateral internal thoracic (BITA) or left internal thoracic (LITA) and radial artery (RA) improves long-term outcomes compared with single arterial coronary artery b ...
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