MONDO_0017990 (catecholaminergic polymorphic ventricular tachycardia) (CPVT) is a severe genetic arrhythmogenic disorder characterized by adrenergically induced ventricular tachycardia (VT) manifesting as syncope and sudden death. Also known as: CPVT, bidirectional tachycardia induced by catecholamine, double tachycardia induced by catecholamines, malignant paroxysmal ventricular tachycardia, multifocal ventricular premature beats, ventricular tachycardia, catecholaminergic polymorphic.