at a mean follow-up of 17 +/- 4 months ( range 12 to 25 ) , eight patients had control of symptomatic ventricular arrhythmias without adverse effects , three patients did not respond to cibenzoline , one had pvc recurrence after initial control on cibenzoline , one died of myocardial infarction without arrhythmias , one had spontaneous resolution of pvcs and one was withdrawn because of poor compliance .
C0085612
ventricular arrhythmias
C0003811
arrhythmias