Ventricular Tachycardia, Familial, also known as familial ventricular tachycardia, is related to ventricular tachycardia, catecholaminergic polymorphic, 2 and ventricular tachycardia, catecholaminergic polymorphic, 3. An important gene associated with Ventricular Tachycardia, Familial is GNAI2 (G Protein Subunit Alpha I2), and among its related pathways/superpathways are Beta-Adrenergic Signaling and Cardiac conduction. The drugs Metoprolol and Propafenone have been mentioned in the context of this disorder. Affiliated tissues include heart and thyroid, and related phenotypes are paroxysmal ventricular tachycardia and sudden cardiac death