RichardHMarcusMD

PubMed

• Doppler Echocardiographic Phenotypes in Suspected 'Severe' Aortic Stenosis: Matrix-Based Approach to Diagnosis and Management.
  Richard H Marcus, Muhammad Junaid Ahsan, Scott Tindall, Akhil Narang, Roberto M Lang, Hamilton, R., Ugwu, J.> ;Journal of the American Society of Echocardiography. 2024 Mar 1
• 2 citations
  Comparative Outcomes of TAVR in Mixed Aortic Valve Disease and Aortic Stenosis: A Meta-analysis.
  Daniel R Kandah, Jideofor K Ndulue, Okechukwu P Ebiem, Judith N Ugwu-Erugo, Kofi Osei, Tuncay Taskesen, Daniel M Shivapour, Atul Chawla, Richard H Marcus, Justin K Ugw...> ;Cardiology and Therapy. 2023 Mar 1
• Hemodynamic Doppler echocardiographic evaluation of permanent His bundle and biventricular pacing after AV nodal ablation.
  Robert H Hoyt, Brian P Kelley, Mark J Harry, Richard H Marcus> ;International Journal of Cardiology. Heart & Vasculature. 2022 Oct 1
• Eosinophilic Myocarditis: Is Endomyocardial Biopsy Essential for Diagnosis in the Era of Advanced Cardiac Imaging?
  Tuncay Taskesen, Kofi Osei, Richard Marcus, Enrico Martin, Akrivi Manola, Hamilton, R.> ;Journal of Cardiovascular Echography. 2022 Jan 24
• 3 citations
  Pacemaker Therapy in Refractory Heart Failure: A Systematic Approach to Electromechanical Optimization of Diastolic Function
  Richard H. Marcus, Mark J. Harry, Roberto M. Lang> ;JACC. Cardiovascular Imaging. 2009 Jul 1
• 16 citations
  Assessment of Small-Diameter Aortic Mechanical Prostheses Physiological Relevance of the Doppler Gradient, Utility of Flow Augmentation, and Limitations of Orifice Are...
  Richard H. Marcus, Russell S. Heinrich, James Bednarz, Stephen Lupovitch, Joseph Abruzzo, Raphael Borok, Byron F. Vandenberg, Richard E. Kerber, William Piccione, Ajit...> ;Circulation. 1998 Sep 1
• 13 citations
  Improved risk stratification in unstable angina : Identification of patients at low risk for in-hospital cardiac events by admission echocardiography
  James H. Stein, Alex Neumann, Lynn M. Preston, Betsy J. Vandenberg, Joseph E. Parrillo, James E. Calvin, Richard H. Marcus> ;Clinical Cardiology. 1998 Sep 1
• 57 citations
  Comparison of Estimates of Right Atrial Pressure by Physical Examination and Echocardiography in Patients With Congestive Heart Failure and Reasons for Discrepancies
  James H. Stein, Alex Neumann, Richard H. Marcus> ;The American Journal of Cardiology. 1997 Dec 15
• 61 citations
  Echocardiography for Hemodynamic Assessment of Patients With Advanced Heart Failure and Potential Heart Transplant Recipients
  James H. Stein, Alex Neumann, Lynn M. Preston, Maria Rosa Costanzo, Joseph E. Parrillo, Maryl R Johnson, Richard H. Marcus> ;Journal of the American College of Cardiology. 1997 Dec 1
• Utility of TEE for the evaluation of cerebral ischemia of uncertain origin.
  James H. Stein, Richard H. Marcus> ;Archives of Internal Medicine. 1997 Feb 24
• 20 citations
  Left ventricular outflow tract obstruction as a cause for hypotension and symptoms during dobutamine stress echocardiography
  F.A.C.C. Matthew J. Sorrentino M.D., Richard H. Marcus, F.A.C.C. Roberto M. Lang M.D.> ;Clinical Cardiology. 1996 Mar 1
• 1 citations
  Diastolic intraventricular pressure gradient in symmetric left ventricular hypertrophy
  Daniel J. Krauss, Richard H. Marcus, Lynn Weinert, Claudia E. Korcarz, Roberto M. Lang> ;American Heart Journal. 1995 Jul 1
• 28 citations
  Physiological relevance of T-tube model parameters with emphasis on arterial compliances
  S. G. Shroff, D.S. Berger, Claudia E. Korcarz, Roberto M. Lang, Richard H. Marcus, D. E. Miller> ;The American Journal of Physiology. 1995 Jul 1
• Images in clinical medicine. Ostium secundum atrial septal defect.
  Roberto M. Lang, Richard H. Marcus> ;The New England Journal of Medicine. 1995 May 18
• 67 citations
  Technical guidelines for performing automated border detection studies
  James Bednarz, Richard H. Marcus, Roberto M. Lang> ;Journal of the American Society of Echocardiography. 1995 May 1
• 38 citations
  Differential Effects of Chronic Oral Antihypertensive Therapies on Systemic Arterial Circulation and Ventricular Energetics in African-American Patients
  Bernard Cholley, Sanjeev G. Shroff, Joanne Sandelski, Claudia E. Korcarz, Beth Balasia, Shelly Jain, D.S. Berger, Michael B. Murphy, Richard H. Marcus, Roberto M. Lang> ;Circulation. 1995 Feb 15
• 20 citations
  Effects of left ventricular pressure on sonicated albumin microbubbles: Evaluation using an isolated rabbit heart model
  Victor Mor-Avi, Sanjeev G. Shroff, Kimberley A. Robinson, Arthur F. Ng, Bernard Cholley, Richard H. Marcus, Roberto M. Lang> ;Journal of the American College of Cardiology. 1994 Dec 1
• 57 citations
  Measurement of regional elastic properties of the human aorta. A new application of transesophageal echocardiography with automated border detection and calibrated sub...
  Roberto M. Lang, Bernard Cholley, Claudia E. Korcarz, Richard H. Marcus, Sanjeev G. Shroff> ;Circulation. 1994 Oct 1
• 1 citations
  Paradoxic improvement in regional wall motion during high-dose dobutamine stress echocardiography. A marker for hibernating myocardium?
  Daniel J. Krauss, Ted Feldman, Richard H. Marcus, Leon Resnekov, Roberto M. Lang> ;Chest. 1994 Jul 1
• 66 citations
  Noninvasive method for determination of arterial compliance using Doppler echocardiography and subclavian pulse tracings. Validation and clinical application of a phys...
  Richard H. Marcus, Claudia E. Korcarz, G.R. McCray, Alex Neumann, Michael B. Murphy, Kenneth M. Borow, Lynn Weinert, Jim Bednarz, Daniel D. Gretler, Kirk T. Spencer> ;Circulation. 1994 Jun 1
• 7 citations
  Double-chambered Left Ventricle: Submitral Accessory Valvular Tissue Causing Inlet and Outlet Obstruction
  Mario Albertucci, Roberto M. Lang, Robert B. Karp, Richard H. Marcus, Duane F. Follman> ;Journal of the American Society of Echocardiography. 1994 Jan 1
• 72 citations
  Ultrasonic backscatter system for automated on-line endocardial boundary detection: evaluation by ultrafast computed tomography.
  Richard H. Marcus, James Bednarz, Richard Coulden, Sanjeev G. Shroff, Martin J. Lipton, Roberto M. Lang> ;Journal of the American College of Cardiology. 1993 Sep 1
• 47 citations
  Effects of simultaneous alterations in preload and afterload on measurements of left ventricular contractility in patients with dilated cardiomyopathy: comparisons of ...
  Kenneth M. Borow, Alex Neumann, Richard H. Marcus, Pinhas Sareli, Roberto M. Lang> ;Journal of the American College of Cardiology. 1992 Oct 1
• 16 citations
  A time-course study of the effects of pentobarbital, fentanyl, and morphine chloralose on myocardial mechanics.
  Roberto M. Lang, Richard H. Marcus, Alex Neumann, D Janzen, D. E. Hansen, A. M. Fujii, Kenneth M. Borow> ;Journal of Applied Physiology. 1992 Jul 1
• 1 citations
  Doppler echocardiographic estimation of transmitral pressure gradients and correlations with micromanometer gradients in mitral stenosis
  Daniel David, Roberto M. Lang, Richard H. Marcus, Alex Neumann, Kirk T. Spencer, Ted Feldman, John D. Carroll, Pinhas Sareli, Kenneth M. Borow> ;The American Journal of Cardiology. 1991 May 15
• Join now to see all