Ventricular Fibrillation, Paroxysmal Familial, 1, also known as ventricular fibrillation, is related to idiopathic ventricular fibrillation, non brugada type and ventricular tachycardia, catecholaminergic polymorphic, 1, with or without atrial dysfunction and/or dilated cardiomyopathy, and has symptoms including chest pain An important gene associated with Ventricular Fibrillation, Paroxysmal Familial, 1 is SCN5A (Sodium Voltage-Gated Channel Alpha Subunit 5), and among its related pathways/superpathways are Cardiac conduction and Dopamine-DARPP32 Feedback onto cAMP Pathway. The drugs Racepinephrine and Grape have been mentioned in the context of this disorder. Affiliated tissues include heart and thyroid, and related phenotypes are syncope and tachycardia