Dr. Hunter Champion answers the question: 'What Is A Biventricular Pacemaker?' — -- Question: What is a biventricular pacemaker or cardiac resynchronization therapy (also called a CRT device), ...

Biventricular pacing therapy is effective in patients with severe congestive heart failure. Strain Doppler imaging (SDI) is a new tool for measuring regional myocardial deformation. We evaluated ...