Journal ArticleAm Heart J · May 2026
An accurate interpretation of hemodynamics measured by right heart catheterization (RHC) is crucial for guiding the management of heart failure and pulmonary hypertension. We evaluated the concordance and variability between site-reported and core laborato ...
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Journal ArticleCirculation · October 24, 2023
BACKGROUND: Right ventricular failure (RVF) is a leading driver of morbidity and death after major cardiac surgery for advanced heart failure, including orthotopic heart transplantation and left ventricular assist device implantation. Inhaled pulmonary-sel ...
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Journal ArticleAtherosclerosis · March 2021
BACKGROUND AND AIMS: Identifying patient subgroups with cardiovascular disease (CVD) at highest risk for recurrent events remains challenging. Angiographic features may provide incremental value in risk prediction beyond clinical characteristics. METHODS: ...
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Journal ArticleN Engl J Med · January 14, 2021
BACKGROUND: The selective cardiac myosin activator omecamtiv mecarbil has been shown to improve cardiac function in patients with heart failure with a reduced ejection fraction. Its effect on cardiovascular outcomes is unknown. METHODS: We randomly assigne ...
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Journal ArticleJACC Heart Fail · September 2020
OBJECTIVES: We hypothesized that splanchnic nerve blockade (SNB) would attenuate increased exercise-induced cardiac filling pressures in patients with chronic HF. BACKGROUND: Chronic heart failure (HF) is characterized by limited exercise capacity driven i ...
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Journal ArticleCatheter Cardiovasc Interv · August 2020
BACKGROUND: Prior randomized controlled trials (RCT) evaluating the optimal antithrombotic therapies for patients with atrial fibrillation (AF) undergoing percutaneous coronary intervention (PCI) have not been powered to evaluate ischemic outcomes. We comp ...
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Journal ArticleCatheter Cardiovasc Interv · July 2020
Evidence-based recommendations for clinical practice are intended to help health care providers and patients make decisions, minimize inappropriate practice variation, promote effective resource use, improve clinical outcomes, and direct future research. T ...
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Journal ArticlePain Med · February 1, 2020
OBJECTIVES: Existing treatments for fibromyalgia have limited efficacy, and only a minority of individuals clinically respond to any single intervention. This study was a prospective, multicenter, randomized, double-blind, controlled clinical trial to eval ...
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Journal ArticleAm Heart J · December 2019
Advanced age is directly related to worse outcomes following ST-elevation myocardial infarction (STEMI) and higher complication rates from antithrombotic therapies and primary percutaneous coronary intervention (PCI). Often excluded from clinical trials, s ...
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Journal ArticleCirc Cardiovasc Qual Outcomes · November 2019
BACKGROUND: In ODYSSEY OUTCOMES (Evaluation of Cardiovascular Outcomes After an Acute Coronary Syndrome During Treatment With Alirocumab), alirocumab was compared with placebo, added to high-intensity or maximum tolerated statin treatment after acute coron ...
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Journal ArticleCirculation · February 12, 2019
BACKGROUND: Modern cardiometabolic clinical trials often include cardiovascular death as a component of a composite primary outcome, requiring central adjudication by a clinical events committee to classify cause of death. However, sometimes the cause of d ...
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Journal ArticleStud Health Technol Inform · 2019
Clinical trials conducted for regulatory approval may include outcomes that are informative but not routinely collected in clinical practice. This situation can be problematic when pragmatic clinical trials (PCT) seek to use electronic health record (EHR) ...
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Journal ArticleBMJ Surg Interv Health Technol · 2019
BACKGROUND: The Transcatheter Valve Therapy (TVT) Coordinated Registry Network (CRN) supported 23 regulatory decisions and ensured evidence-based evaluation of the application of TVT technology. However, there are cost concerns that require value assessmen ...
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Journal ArticleEur J Radiol · November 2018
PURPOSE: To assess the impact of computed tomography-derived fractional flow reserve (FFRCT) on reader confidence and reader time for interpretation of coronary computed tomography angiography (CCTA). MATERIAL AND METHODS: This IRB-approved, HIPAA-complian ...
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Journal ArticleLancet · October 27, 2018
BACKGROUND: Glucagon-like peptide 1 receptor agonists differ in chemical structure, duration of action, and in their effects on clinical outcomes. The cardiovascular effects of once-weekly albiglutide in type 2 diabetes are unknown. We aimed to determine t ...
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Journal ArticleEur Heart J · July 7, 2018
AIMS: Harmonized Assessment by Randomized Multicentre Study of OrbusNEich's Combo StEnt (HARMONEE) (NCT02073565) was a randomized pivotal registration trial of the Combo stent, which combined sirolimus and an abluminal bioabsorbable polymer with a novel en ...
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Journal ArticleJ Invasive Cardiol · January 2018
Axillary artery intraaortic balloon pump (IABP) placement enables those awaiting transplant to ambulate and get stronger, but motion increases risk of IABP migration. The management of a migrated pump in a 44-year-old man with heart failure is described. ...
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Journal ArticleAm Heart J · May 2017
Tissue trauma associated with stent implantation continues to generate early thrombosis rates of 0.9% to 1.3% for both bare-metal and drug-eluting stent platforms. The Combo sirolimus-eluting stent combines an abluminal, bioabsorbable polymer with a lumina ...
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Journal ArticleJ Thromb Haemost · January 2017
UNLABELLED: Essentials We evaluated antibody status, thromboembolism and survival after cardiac surgery. Positive antibody tests are common - over 50% are seropositive at 30 days. Seropositivity did not increase thromboembolism or impair survival after car ...
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Journal ArticleAm Heart J · January 2016
The MDEpiNet is a public-private partnership between the US Food and Drug Administration's Center for Devices and Radiological Health and participating partners. The PASSION program is an MDEpiNet-sponsored program that aims to demonstrate the goals of MDE ...
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Journal ArticleN Engl J Med · August 27, 2015
BACKGROUND: It is uncertain whether bridging anticoagulation is necessary for patients with atrial fibrillation who need an interruption in warfarin treatment for an elective operation or other elective invasive procedure. We hypothesized that forgoing bri ...
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Journal ArticleJ Am Heart Assoc · July 6, 2015
BACKGROUND: Cardiovascular disease and cancer increasingly coexist, yet relationships between cancer and long-term cardiovascular outcomes post-percutaneous coronary intervention (PCI) are not well studied. METHODS AND RESULTS: We examined stented PCI pati ...
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Journal ArticleJACC Cardiovasc Interv · August 2014
OBJECTIVES: This study sought to determine the effect of radial access on outcomes in women undergoing percutaneous coronary intervention (PCI) using a registry-based randomized trial. BACKGROUND: Women are at increased risk of bleeding and vascular compli ...
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Journal ArticleAnn Intern Med · June 3, 2014
BACKGROUND: The comparative effectiveness of treatments for atrial fibrillation (AF) is uncertain. PURPOSE: To evaluate the comparative effectiveness of rate- and rhythm-control therapies. DATA SOURCES: English-language studies in PubMed, EMBASE, and the C ...
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Journal ArticleClin Case Rep · December 2013
Retrograde coronary intervention of chronic total coronary occlusion remains challenging. We describe a successful retrograde intervention of chronically occluded right coronary artery ostium via an occluded vein graft. An occluded saphenous vein graft can ...
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Journal ArticleJ Am Heart Assoc · September 26, 2013
BACKGROUND: Cardiovascular medicine is widely regarded as a vanguard for evidence-based drug and technology development. Our goal was to describe the cardiovascular clinical research portfolio from ClinicalTrials.gov. METHODS AND RESULTS: We identified 40 ...
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Journal ArticleAm Heart J · September 2013
Women are at higher risk than men for bleeding and vascular complications after percutaneous coronary intervention (PCI). Compared with femoral access, radial access reduces these complications but may be more challenging in women because of higher rates o ...
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Journal ArticleAm Heart J · March 2013
Percutaneous coronary intervention (PCI) is an integral part of the treatment of coronary artery disease. The most common complication of PCI, bleeding, typically occurs at the vascular access site and is associated with short-term and long-term morbidity ...
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Journal ArticleN Engl J Med · October 4, 2012
BACKGROUND: The effect of intensified platelet inhibition for patients with unstable angina or myocardial infarction without ST-segment elevation who do not undergo revascularization has not been delineated. METHODS: In this double-blind, randomized trial, ...
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Journal ArticleAm Heart J · January 2012
BACKGROUND: Therapies may reduce short-term rates of nonfatal myocardial infarction (MI) without a detectable effect on mortality. We sought to estimate the long-term clinical implications of nonfatal MI occurring within the first 3 and 6 months after init ...
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Journal ArticleCirc Cardiovasc Qual Outcomes · July 2011
BACKGROUND: The use of upstream small-molecule glycoprotein (GP) IIb/IIIa inhibitors in non-ST-segment elevation acute coronary syndromes (NSTE ACS) has been studied in multiple randomized clinical trials. We systematically reviewed the effect of upstream ...
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Journal ArticleBlood · September 9, 2010
The diagnosis of heparin-induced thrombocytopenia (HIT) requires detection of antibodies to the heparin/platelet factor 4 (PF4) complexes via enzyme-linked immunosorbent assay. Addition of excess heparin to the sample decreases the optical density by 50% o ...
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Journal ArticleJACC Cardiovasc Interv · December 2009
OBJECTIVES: This study was designed to evaluate long-term clinical and economic outcomes for subjects receiving Endeavor drug-eluting versus Driver bare-metal stents (both Medtronic CardioVascular, Santa Rosa, California). BACKGROUND: Early studies found t ...
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Journal ArticleJACC Cardiovasc Interv · December 2009
OBJECTIVES: The aim of this study was to evaluate clinical and economic outcomes for subjects receiving zotarolimus-eluting (ZES) (n = 323) versus sirolimus-eluting stents (SES) (n = 113) in the ENDEAVOR III (Randomized Controlled Trial of the Medtronic En ...
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Journal ArticleJ Am Coll Cardiol · September 15, 2009
OBJECTIVES: We sought to compare the efficacy and safety of dronedarone versus amiodarone for the prevention of recurrent atrial fibrillation (AF). BACKGROUND: Dronedarone is a noniodinated amiodarone congener developed to maintain sinus rhythm. Few data a ...
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Journal ArticleCirculation · June 23, 2009
BACKGROUND: There are limited contemporary data comparing long-term outcomes after cardiac catheterization for ST-segment elevation myocardial infarction (STEMI) and non-STEMI (NSTEMI). METHODS AND RESULTS: We studied patients undergoing cardiac catheteriz ...
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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 ArticleArch Intern Med · August 11, 2008
BACKGROUND: Clinical trials of drug-eluting stents (DES) vs bare metal stents (BMS) report a reduced need for target lesion revascularization with no difference in death or myocardial infarction. However, these trials selectively enrolled patients with low ...
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Journal ArticleCurr Cardiol Rep · July 2008
Stents that elute antiproliferative drugs prevent restenosis after percutaneous coronary artery revascularization, reducing the need for repeat procedures. Randomized trials in low-risk patients supported initial regulatory approval for drug-eluting stents ...
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Journal ArticleHeart · May 2008
BACKGROUND: Despite widespread acceptance of echocardiography for diagnosis of infective endocarditis, few investigators have evaluated its utility as a risk-stratification tool to aid therapeutic decision-making. METHODS: A decision tree and Markov analys ...
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Journal ArticleJ Med Syst · April 2008
Drug-eluting stents (DES) reduce subsequent revascularization procedures. Although randomized trials have compared DES to brachytherapy and balloon angioplasty (PTCA) for in-stent restenosis, few long-term comparisons have been made to bare metal stents (B ...
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ConferenceBlood · November 16, 2007
AbstractBackground: Diagnosis of heparin-induced thrombocytopenia (HIT) requires certain clinical features along with the detection of platelet activating antibodies induced by heparin interaction with plate ...
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Journal ArticleJ Invasive Cardiol · March 2007
Restenosis after sirolimuseluting stent (SES) implantation has been reported to be usually focal. We report a case of focal in-stent stenosis discovered angiographically 6 months after SES implantation, despite continuation of dual antiplatelet medication. ...
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Journal ArticleJAMA · January 10, 2007
CONTEXT: Recent studies of drug-eluting intracoronary stents suggest that current antiplatelet regimens may not be sufficient to prevent late stent thrombosis. OBJECTIVE: To assess the association between clopidogrel use and long-term clinical outcomes of ...
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Journal ArticleJAMA · January 3, 2007
CONTEXT: Reperfusion with percutaneous transluminal coronary intervention (PCI) is effective at improving outcomes in patients with acute ST-elevation myocardial infarction (STEMI). However, in patients without prompt reestablishment of brisk coronary flow ...
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Journal ArticleCirculation · July 4, 2006
BACKGROUND: The Symmetry Bypass Connector (St. Jude Medical) was developed to rapidly anastomose saphenous vein grafts to the aorta during coronary bypass surgery (CABG) without cross-clamping. Previous uncontrolled studies of this device observed vein gra ...
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Journal ArticleAm J Cardiol · November 1, 2005
Up to 20% of saphenous vein grafts (SVGs) fail within 2 years of coronary artery bypass grafting (CABG). The long-term effects of early SVG failure on major clinical events remain undefined in contemporary patient populations. We sought to examine the rela ...
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Journal ArticleJ Am Coll Cardiol · November 1, 2005
OBJECTIVES: The purpose of this study was to determine the value of a new anatomic score for prognosis after diagnostic catheterization in patients with previous coronary artery bypass grafting (CABG). BACKGROUND: Previous CABG patients comprise a growing ...
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Journal ArticleEur Heart J · October 2005
AIMS: We sought to determine whether the extent of myocardial ischaemia on the admission electrocardiogram (ECG) has independent predictive value for short-term risk stratification of patients with non-ST-segment elevation acute coronary syndromes (NSTE AC ...
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Journal ArticleAm J Med · September 2005
PURPOSE: Obesity is a coronary disease risk factor, but its independent effect on clinical outcomes following acute coronary syndromes has not been quantified. We evaluated the relationship between elevated body mass index (BMI) and 30-day, 90-day, and 1-y ...
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Journal ArticleTrends Cardiovasc Med · August 2005
Health care nanotechnology research has "domesticated" molecular and cellular processes to serve our needs. This paper introduces current cardiovascular therapies for nanotechnologists unfamiliar with the field or current developments. Although early in it ...
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Journal ArticleExpert Opin Pharmacother · June 2005
Percutaneous coronary intervention is an increasingly common treatment for many people with coronary disease. Randomised trials using antiproliferative, drug-eluting stents (DES) have shown important reductions in the need for repeat procedures after initi ...
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Journal ArticleAm J Cardiol · May 15, 2005
A meta-analysis of 7 randomized trials involving 1,053 patients was performed to evaluate the effect of transmyocardial laser revascularization as the sole procedural intervention on survival and angina relief. At 1 year, transmyocardial laser revasculariz ...
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Journal ArticleAm J Med · May 2005
PURPOSE: To correlate pulmonary artery catheterization (PAC) use and 30-day outcomes and to characterize the use of pulmonary artery catheters among patients with acute coronary syndromes (ACS). SUBJECTS AND METHODS: We retrospectively studied 26437 ACS pa ...
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Journal ArticleEvidence Based Healthcare and Public Health · January 1, 2005
Question: Do drug-eluting stents reduce restenosis rates and major adverse cardiac events compared with bare-metal stents in people having percutaneous coronary intervention? Study design: Systematic review wit h meta-analysis. Main results: Elev en trials ...
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Journal ArticleJ Am Coll Cardiol · March 17, 2004
OBJECTIVES: This study was designed to compare the efficacy of low and intermediate aspirin doses in acute coronary syndromes. BACKGROUND: Little is known of the comparative efficacy of low and intermediate aspirin doses in this setting. METHODS: We compar ...
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Journal ArticleJ Am Coll Cardiol · March 17, 2004
OBJECTIVES: We conducted a systematic overview (meta-analysis) of randomized trials of balloon angioplasty versus coronary atherectomy, laser angioplasty, or cutting balloon atherotomy to evaluate the effects of plaque modification during percutaneous coro ...
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Journal ArticleAm Heart J · March 2004
BACKGROUND: Drug-eluting intracoronary stents decrease restenosis and later revascularization. The US Department of Health and Human Services (HHS), recognizing the financial and clinical impact of this technology, recently proposed accelerated reimburseme ...
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Journal ArticleAm Heart J · March 2004
BACKGROUND: Investigations of glycoprotein (GP) IIb/IIIa inhibition in primary percutaneous coronary intervention (PCI) have suggested the efficacy of abciximab in improving clinical and angiographic outcomes, but sample-size limitations and variability in ...
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Journal ArticleAm J Cardiovasc Drugs · 2004
Clinical trials of aspirin (acetylsalicylic acid) for cardiovascular disorders have employed doses defined for other pharmacological effects of the drug (such as analgesic effects). Antioxidant and anti-inflammatory mechanisms with different dose-response ...
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Journal ArticleAm J Cardiol · September 15, 2003
We performed a cumulative meta-analysis of available studies to evaluate the effect of intravenous platelet glycoprotein (GP) IIb/IIIa antagonists on survival at 30 days and 6 months after percutaneous coronary intervention (PCI). Compounds that block the ...
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Journal ArticleCirculation · November 12, 2002
BACKGROUND: Prior studies of coronary pattern and outcome after arterial switch operation (ASO) for transposition of the great arteries (TGA) have been hindered by limited statistical power. This meta-analysis assesses the effect of coronary anatomy on pos ...
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Journal ArticleJ Rheumatol · September 2001
OBJECTIVE: To define risk factors associated with thrombosis in patients with antiphospholipid antibodies (aPL). METHODS: Ninety-nine patients with aPL, most of whom had prior thrombosis, were evaluated for the presence of acquired and inherited thrombophi ...
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Journal ArticleDrug Information Journal · 2001
There has been a proliferation of active-control clinical trials comparing experimental therapies with standard ones (active control). In such cases, one often wants to know how the experimental therapy would have performed if it had been compared directly ...
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Journal ArticleRadiology · May 2000
PURPOSE: To investigate the relationship between the development of ischemia during stress testing and the changes in left ventricular ejection fraction (LVEF) measurements obtained after stress and at rest with a same-day perfusion-function imaging protoc ...
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Journal ArticleHosp Pract (1995) · April 15, 2000
Acute coronary syndromes is a new term that encompasses the many permutations of acute ischemic heart disease. Management guidelines can help steer clinicians through diagnosis and facilitate rational selection of therapy from the myriad of available treat ...
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Journal ArticleAm J Cardiol · February 15, 2000
Although coronary stenting has been shown to be effective, retrospective studies have suggested that stents do not provide better results than angioplasty in small coronary arteries. We sought to examine procedural, in-hospital, and long-term outcomes of p ...
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Journal ArticleClin Nucl Med · February 2000
PURPOSE: Myocardial perfusion and functional information during the same study is now feasible. A new assessment of regional ejection fraction at rest and peak exercise by first-pass radionuclide angiography using a "normal" database file has been develope ...
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Journal ArticleCirculation · November 16, 1999
BACKGROUND: Current treatment strategies for percutaneous coronary revascularization and acute coronary syndromes incorporate thrombin inhibition with either unfractionated or fractionated heparin. The peptide bivalirudin (Hirulog) is a direct thrombin inh ...
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Journal ArticleJ Am Coll Cardiol · November 15, 1999
OBJECTIVES: We sought to describe the differences in the process of care and clinical outcomes between Hispanics and non-Hispanics receiving thrombolytic therapy for myocardial infarction (MI). BACKGROUND: Hispanics are the fastest growing and second large ...
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Journal ArticleDrugs · October 1999
Acute coronary syndromes and percutaneous coronary interventions share a common pathophysiological mechanism of intimal disruption and platelet aggregation. Glycoprotein (GP) IIb/IIIa receptor antagonists, which interrupt the final common pathway of platel ...
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Journal ArticleAm Heart J · May 1999
BACKGROUND: More than 20 randomized trials and 4 meta-analyses have been conducted on the use of prophylactic lidocaine in acute myocardial infarction (MI). The results suggest that lidocaine reduces ventricular fibrillation (VF) but increases mortality ra ...
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Journal ArticleCardiol Clin · May 1999
Worldwide, UA represents a significant allocation of resources. UA represents a syndrome where not only do many therapies exist, but considerable clinical trial evidence has accumulated. Universal application of effective practice patterns is warranted if ...
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Journal ArticleCirculation · December 22, 1998
BACKGROUND: Several platelet glycoprotein (GP) IIb/IIIa receptor antagonists have been evaluated in clinical trials. We conducted a systematic overview (meta-analysis) to assess the effect of these compounds on death, myocardial infarction (MI), and revasc ...
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Journal ArticleArch Intern Med · May 1989
To study the accuracy with which long-term prognosis can be predicted in patients with coronary artery disease, prognostic predictions obtained from a large, diverse sample of practicing cardiologists were compared with predictions from a multivariable sta ...
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Journal ArticleAm J Cardiol · February 15, 1989
To determine the association of qualitative and quantitative measurements of the myocardial infarct-related coronary narrowing with subsequent recurrent ischemia/reocclusion after successful thrombolysis, 47 patients treated with high-dose (150 mg) tissue ...
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