Echocardiography, Doppler

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  Subject Areas on Research

  • A pilot study of clinical agreement in cardiovascular preparticipation examinations: how good is the standard of care? 
  • A prospective comparison of a noninvasive cardiac output monitor versus esophageal Doppler monitor for goal-directed fluid therapy in colorectal surgery patients. 
  • A randomized, double-blind, placebo-controlled trial to evaluate the safety and effectiveness of intracoronary application of a novel bioabsorbable cardiac matrix for the prevention of ventricular remodeling after large ST-segment elevation myocardial infarction: Rationale and design of the PRESERVATION I trial. 
  • ACCF/HRS/AHA/ASE/HFSA/SCAI/SCCT/SCMR 2013 appropriate use criteria for implantable cardioverter-defibrillators and cardiac resynchronization therapy: a report of the American College of Cardiology Foundation appropriate use criteria task force, Heart Rhythm Society, American Heart Association, American Society of Echocardiography, Heart Failure Society of America, Society for Cardiovascular Angiography and Interventions, Society of Cardiovascular Computed Tomography, and Society for Cardiovascular Magnetic Resonance. 
  • Abnormal cardiac function in the streptozotocin-induced non-insulin-dependent diabetic rat: noninvasive assessment with doppler echocardiography and contribution of the nitric oxide pathway. 
  • Alterations in diastolic function in response to progressive left ventricular hypertrophy. 
  • American Society of Echocardiography Cardiovascular Technology and Research Summit: a roadmap for 2020. 
  • An assessment of two different methods of left ventricular ejection time measurement by transesophageal echocardiography. 
  • An infant with subvalvar and valvar aortic stenosis, subvalvar and valvar pulmonary stenosis, severe biventricular hypertrophy and pulmonary hemorrhage. 
  • An official American Thoracic Society clinical practice guideline: diagnosis, risk stratification, and management of pulmonary hypertension of sickle cell disease. 
  • Analysis of the early rise in aortic transvalvular gradient after aortic valvuloplasty. 
  • Assessing the severity of mitral stenosis: variability between noninvasive and invasive measurements in patients with symptomatic mitral valve stenosis. 
  • Assessment of Early Radiation-Induced Changes in Left Ventricular Function by Myocardial Strain Imaging After Breast Radiation Therapy. 
  • Assessment of anatomy and cardiac function by Doppler echocardiography. 
  • Assessment of microvascular injury after acute myocardial infarction: importance of the area at risk. 
  • Association of Central Adiposity With Adverse Cardiac Mechanics: Findings From the Hypertension Genetic Epidemiology Network Study. 
  • Association of comorbidity burden with abnormal cardiac mechanics: findings from the HyperGEN study. 
  • Association of novel biomarkers of cardiovascular stress with left ventricular hypertrophy and dysfunction: implications for screening. 
  • Atrial ejection force: a noninvasive assessment of atrial systolic function. 
  • Bedside prediction of increased filling pressure using acoustic electrocardiography. 
  • Blood Pressure and Arterial Load After Transcatheter Aortic Valve Replacement for Aortic Stenosis. 
  • Brain injury and ventricular dysfunction: insights into reversible heart failure. 
  • CT-Defined Prosthesis-Patient Mismatch Downgrades Frequency and Severity, and Demonstrates No Association With Adverse Outcomes After Transcatheter Aortic Valve Replacement. 
  • Cardiac morphology and function in senescent rats: gender-related differences. 
  • Cardiac output measured with both esophageal Doppler device and Vigileo-FloTrac device. 
  • Catecholamines act via a beta-adrenergic receptor to maintain fetal heart rate and survival. 
  • Clinical Outcomes in Different Types of Aortic Stenosis as Assessed by Doppler Echocardiography. 
  • Clinical and echocardiographic predictors of mortality in acute pulmonary embolism. 
  • Clinical application of cine-MRI in the visual assessment of mitral regurgitation compared to echocardiography and cardiac catheterization. 
  • Clinical correlates and heritability of cardiac mechanics: The HyperGEN study. 
  • Clinical utility of transthoracic two-dimensional and Doppler echocardiography. 
  • Comparison of echocardiographic measurements to invasive measurements of diastolic function in infants with single ventricle physiology: a report from the Pediatric Heart Network Infant Single Ventricle Trial. 
  • Comparison of invasive and non-invasive pressure gradients in aortic arch obstruction. 
  • Comparison of simultaneous invasive and noninvasive measurements of pressure gradients in congenital aortic valve stenosis. 
  • Comprehensive Echocardiographic Assessment of Normal Transcatheter Valve Function. 
  • Coronary Microvascular Dysfunction as a Mechanism of Angina in Severe AS: Prospective Adenosine-Stress CMR Study. 
  • Correlation of left ventricular diastolic filling characteristics with right ventricular overload and pulmonary artery pressure in chronic thromboembolic pulmonary hypertension. 
  • Demonstration of a relation between urinary digoxin-like immunoreactive substance and cardiac performance. 
  • Diastolic dysfunction: old dog, new tricks. 
  • Differences in Eccentricity Index and Systolic-Diastolic Ratio in Extremely Low-Birth-Weight Infants with Bronchopulmonary Dysplasia at Risk of Pulmonary Hypertension. 
  • Different effects of prolonged exercise on the right and left ventricles. 
  • Distinct mouse coronary anatomy and myocardial infarction consequent to ligation. 
  • Doppler echocardiographic findings in adults with severe symptomatic valvular aortic stenosis. Balloon Valvuloplasty Registry Echocardiographers. 
  • Doppler flow patterns in the right ventricle-to-pulmonary artery shunt and neo-aorta in infants with single right ventricle anomalies: impact on outcome after initial staged palliations. 
  • Doppler left ventricular diastolic filling abnormalities in aortic stenosis and their relation to hemodynamic parameters. 
  • Doppler pressure half-time method of assessing mitral valve area: aortic insufficiency does not adversely affect validity. 
  • Doppler-detected valve movement in aortic stenosis: a predictor of adverse outcome. 
  • Echo/Doppler and hemodynamic correlates of vasodilator responsiveness in primary pulmonary hypertension. 
  • Echocardiographic estimation of pulmonary vascular resistance in chronic thromboembolic pulmonary hypertension: utility of right heart Doppler measurements. 
  • Echocardiography Core Laboratory Reproducibility of Cardiac Safety Assessments in Cardio-Oncology. 
  • Echocardiography in the diagnosis of thoracic aortic pathology. 
  • Effect of percutaneous mitral repair with the MitraClip device on mitral valve area and gradient. 
  • Effect of phosphodiesterase type 5 inhibition on microvascular coronary dysfunction in women: a Women's Ischemia Syndrome Evaluation (WISE) ancillary study. 
  • Effects of atrial fibrillation on treatment of mitral regurgitation in the EVEREST II (Endovascular Valve Edge-to-Edge Repair Study) randomized trial. 
  • Effects of sample volume location, imaging view, heart rate and age on tricuspid velocimetry in normal subjects. 
  • Estimation of the ratio of pulmonary to systemic pressures by pulsed-wave Doppler echocardiography for assessment of pulmonary arterial pressures. 
  • Failure of the Hemashield extension in right ventricle-to-pulmonary artery conduits. 
  • Feasibility study for real time three dimensional Doppler intracardiac echocardiography. 
  • Hemodynamic effects of new intra-aortic balloon counterpulsation timing methods in patients: a multicenter evaluation. 
  • Hemodynamic outcomes of transcatheter aortic valve replacement and medical management in severe, inoperable aortic stenosis: a longitudinal echocardiographic study of cohort B of the PARTNER trial. 
  • Hypertrophy, fibrosis and diastolic dysfunction in early canine experimental hypertension. 
  • Hypotension during dobutamine stress echocardiography: is it related to dynamic intraventricular obstruction? 
  • Identification of Severe Mitral Stenosis Using Real-Time Three-Dimensional Transesophageal Echocardiography During an Left Ventricular Assist Device Insertion. 
  • Imaging of the coronary arteries by transesophageal echocardiography. 
  • Impact of initial shunt type on cardiac size and function in children with single right ventricle anomalies before the Fontan procedure: the single ventricle reconstruction extension trial. 
  • Impact of tricuspid valve regurgitation in patients treated with implantable left ventricular assist devices. 
  • Impaired left atrial mechanical function after cardioversion: relation to the duration of atrial fibrillation. 
  • Impaired resting myocardial annular velocities are independently associated with mental stress-induced ischemia in coronary heart disease. 
  • Implementation of echocardiography core laboratory best practices: a case study of the PARTNER I trial. 
  • Implementing a Continuous Quality Improvement Program in a High-Volume Clinical Echocardiography Laboratory: Improving Care for Patients With Aortic Stenosis. 
  • In vitro analysis of jets by Doppler colour flow imaging: the importance of time to maximum jet area. 
  • Incidence and sequelae of prosthesis-patient mismatch in transcatheter versus surgical valve replacement in high-risk patients with severe aortic stenosis: a PARTNER trial cohort--a analysis. 
  • Interleukin-1 Blockade in Recently Decompensated Systolic Heart Failure: Results From REDHART (Recently Decompensated Heart Failure Anakinra Response Trial). 
  • Intermediate-term mortality and cardiac transplantation in infants with single-ventricle lesions: risk factors and their interaction with shunt type. 
  • Intramyocardial air causes right ventricular dysfunction after repair of a congenital heart defect. 
  • Intramyocardial and intracoronary basic fibroblast growth factor in porcine hibernating myocardium: a comparative study. 
  • Intraoperative echocardiography in congenital heart disease surgery: preliminary report on a current study. 
  • Intraoperative epicardial echocardiography during repair of tetralogy of Fallot. 
  • Intraoperative hypoxemic spells in tetralogy of Fallot. An echocardiographic analysis of diagnosis and treatment. 
  • Intraoperative prebypass and postbypass epicardial color flow imaging in the repair of atrioventricular septal defects. 
  • Isolated partial anomalous pulmonary venous return with intact atrial septum: a rare but treatable cause of pulmonary hypertension in adults. 
  • Left Anterior Mini-Incision for Pulmonary Valve Replacement in a 12-Year-Old. 
  • Left ventricular diastolic dysfunction and exercise intolerance in obese heart failure with preserved ejection fraction. 
  • Left ventricular function is not impaired in weight-lifters who use anabolic steroids. 
  • Left ventricular strain and strain rate by 2D speckle tracking in chronic thromboembolic pulmonary hypertension before and after pulmonary thromboendarterectomy. 
  • Long-term captopril treatment improves diastolic filling more than systolic performance in rats with large myocardial infarction. 
  • Longitudinal follow up of elevated pulmonary artery pressures in children with sickle cell disease. 
  • Methodologic issues in clinical evaluation of stenosis severity in adults undergoing aortic or mitral balloon valvuloplasty. The NHLBI Balloon Valvuloplasty Registry. 
  • Myocardial adaptation to short-term high-intensity exercise in highly trained athletes. 
  • Noninvasive assessment of intrinsic ventricular load dynamics in dilated cardiomyopathy. 
  • Noninvasive assessment of pulmonary vascular resistance using Doppler tissue imaging of the tricuspid annulus. 
  • Optimal determination of right ventricular filling dynamics in systemic hypertension. 
  • Outcome of Flow-Gradient Patterns of Aortic Stenosis After Aortic Valve Replacement: An Analysis of the PARTNER 2 Trial and Registry. 
  • Patent foramen ovale and decompression sickness in divers. 
  • Persistent tricuspid regurgitation and its predictor in adults after percutaneous and isolated surgical closure of secundum atrial septal defect. 
  • Phenomapping for the Identification of Hypertensive Patients with the Myocardial Substrate for Heart Failure with Preserved Ejection Fraction. 
  • PhosphdiesteRasE-5 Inhibition to Improve CLinical Status and EXercise Capacity in Diastolic Heart Failure (RELAX) trial: rationale and design. 
  • Physiology of the third heart sound: novel insights from tissue Doppler imaging. 
  • Predictors of disease progression in pediatric dilated cardiomyopathy. 
  • Pro-Inflammatory Biomarkers in Stable Versus Acutely Decompensated Heart Failure With Preserved Ejection Fraction. 
  • Prognostic importance of pathophysiologic markers in patients with heart failure and preserved ejection fraction. 
  • Progress in two-dimensional arrays for real-time volumetric imaging. 
  • Prolonged exercise alters beta-adrenergic responsiveness in healthy sedentary humans. 
  • Provoked exercise desaturation in patent foramen ovale and impact of percutaneous closure. 
  • Pulmonary Vein Doppler Patterns in Infants with Single Right Ventricle Anomalies After Initial Staged Palliations. 
  • Pulmonary Venous Waveforms Predict Rehospitalization and Mortality After Percutaneous Mitral Valve Repair. 
  • Pulmonary artery thrombus in a premature neonate treated with recombinant tissue plasminogen activator. 
  • Pulmonary hypertension and elevated transpulmonary gradient in patients with mitral stenosis. 
  • Pulmonary hypertension and nitric oxide depletion in sickle cell disease. 
  • Pulmonary vein Doppler echocardiography after left atrial operation. 
  • Pulsed Doppler evaluation of right ventricular diastolic filling in children with pulmonary valve stenosis before and after balloon valvuloplasty. 
  • Rationale and design of the Aortic Valve replAcemenT versus conservative treatment in Asymptomatic seveRe aortic stenosis (AVATAR trial): A randomized multicenter controlled event-driven trial. 
  • Relation of frequency and severity of mitral regurgitation to survival among patients with left ventricular systolic dysfunction and heart failure. 
  • Resting ventricular-vascular function and exercise capacity in heart failure with preserved ejection fraction: a RELAX trial ancillary study. 
  • Restrictive left ventricular filling patterns in very old patients with congestive heart failure: clinical correlates and prognostic significance. 
  • Right-Sided Cardiac Dysfunction in Heart Failure With Preserved Ejection Fraction and Worsening Renal Function. 
  • Role of Diastolic Function in Preserved Exercise Capacity in Patients with Reduced Ejection Fractions. 
  • Role of pretransplant echocardiographic evaluation in predicting outcomes following liver transplantation. 
  • Routine use of intraoperative epicardial echocardiography and Doppler color flow imaging to guide and evaluate repair of congenital heart lesions. A prospective study. 
  • Second-trimester ductus venosus measurement and adverse perinatal outcome in fetuses with congenital heart disease. 
  • Sequential echocardiographic-Doppler assessment of left ventricular remodelling and mitral regurgitation during evolving experimental heart failure. 
  • Serial echocardiographic assessment of left ventricular geometry and function after large myocardial infarction in the rat. 
  • Serum insulin-like growth factor-1 and its binding protein-7: potential novel biomarkers for heart failure with preserved ejection fraction. 
  • Severe pulmonary hypertension and cor pulmonale in the acquired immunodeficiency syndrome. 
  • Superior vena cava obstruction after extracorporeal membrane oxygenation. 
  • Suppression of Tumorigenicity 2 in Heart Failure With Preserved Ejection Fraction. 
  • Systemic air embolism during off-pump coronary artery bypass surgery. 
  • The Effect of the Superior Cavopulmonary Anastomosis on Ventricular Remodeling in Infants with Single Ventricle. 
  • The cerebroplacental Doppler ratio predicts postnatal outcome in fetuses with congenital heart block. 
  • The effect of indapamide versus hydrochlorothiazide on ventricular and arterial function in patients with hypertension and diabetes: results of a randomized trial. 
  • The effect of intra-aortic balloon counterpulsation on coronary blood flow velocity distal to coronary artery stenoses. 
  • The impact of intravenous fluid administration on complication rates in bowel surgery within an enhanced recovery protocol: a randomized controlled trial. 
  • The learning curve for intraoperative echocardiography during congenital heart surgery. 
  • The progression of fenfluramine-associated valvular heart disease assessed by echocardiography. 
  • The utility of echocardiography in the diagnostic strategy of postinfarction ventricular septal rupture: a comparison of two-dimensional echocardiography versus Doppler color flow imaging. 
  • The utility of transesophageal echocardiography and Doppler color flow imaging in patients undergoing cardiac valve surgery. 
  • Two-dimensional and Doppler echocardiographic determinants of the natural history of mitral valve narrowing in patients with rheumatic mitral stenosis: implications for follow-up. 
  • Two-dimensional and Doppler-echocardiographic and cardiac catheterization correlates of survival in primary pulmonary hypertension. 
  • Ultrasound in decompression research: fundamentals, considerations, and future technologies. 
  • Understanding the Pathophysiology, Implications, and Treatment Options of Patent Ductus Arteriosus in the Neonatal Population. 
  • Use of Doppler echocardiography and amyl nitrite inhalation to characterize left ventricular outflow obstruction in hypertrophic cardiomyopathy. 
  • Usefulness of left ventricular inflow Doppler in predicting rejection in pediatric cardiac transplant recipients. 
  • Using fetal scalp stimulation with Doppler ultrasonography to enhance intermittent auscultation in low-resource settings: a diagnostic trial from Tanzania. 
  • Utility of Angle Correction for Hemodynamic Measurements with Doppler Echocardiography. 
  • Utility of right ventricular Tei index in the noninvasive evaluation of chronic thromboembolic pulmonary hypertension before and after pulmonary thromboendarterectomy. 
  • Utility of tissue Doppler and strain echocardiography in arrhythmogenic right ventricular dysplasia/cardiomyopathy. 
  • Vasodilatory state of decompensated cirrhosis: relation to hepatic dysfunction, ascites, and vasoactive substances. 
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  Keywords of People

  • Milano, Carmelo Alessio, Joseph W. and Dorothy W. Beard Distinguished Professor of Experimental Surgery, Surgery, Cardiovascular and Thoracic Surgery
  • O'Connor, Christopher Michael, Adjunct Professor in the Department of Medicine, Medicine, Clinical Pharmacology