A 79-year-old man with dilated cardiomyopathy, left ventricular ejection fraction of 23%, and a history of sustained ventricular tachycardia presenting with a VT storm.
Elimination of ventricular tachycardia and non-inducibility
Dissociated Purkinje potentials can serve as an active arrhythmogenic substrate and a critical ablation target in focal Purkinje ventricular tachycardia, rather than merely acting as bystander activity.