the cardiac arrhythmia suppression trial ( cast ) is a randomized , placebo-controlled , double-blind , multicenter clinical trial involving 27 centers and more than 100 hospitals in north america and europe to test the 1-tailed hypothesis that suppression of ventricular arrhythmias in patients with left ventricular dysfunction after myocardial infarction will reduce arrhythmic death .
C0003811
cardiac arrhythmia
C0085612
ventricular arrhythmias