Eric J. Eichhorn, MD Department of Internal Medicine (Cardiology Division), the University of Texas Southwestern and Dallas VA Medical Centers, Dallas, Texas
Address: Eric J. Eichhorn, MD, Cardiac Catheterization Laboratory (IIIA2), University of Texas Southwestern and Dallas Veterans Administration Medical Centers, 4500 S. Lancaster, Dallas, TX 75216; eichhorn@ryburn.swmed.edu
ABSTRACT
Beta-blockers, long considered contraindicated in heart failure, improve left ventricular function in this disease by improving the biology of cardiac myocytes. Whether they improve survival remains to be determined.