Abstract 13281: Idiopathic Ventricular Fibrillation Endophenotype Determines the Yield of Ultra-Rare RYR2 Variants in Youthful Unexplained Sudden Cardiac Arrest

Introduction: Loss-of-function variants in the RYR2-encoded cardiac calcium release channel underlie a small number of unexplained sudden cardiac arrest and death (SCA/SCD) cases. Objective: To det...