in 19 of 24 dogs with transmural myocardial infarction , one to three ventricular paced beats induced sustained ventricular tachycardia , characterized by continuous electrical activity between the initiating and spontaneous ectopic beat and between successive ectopic beats recorded from the epicardium over the infarct zone but not from the normal epicardium .
C0027051
myocardial infarction
C0021308
infarct