Although early repolarization is generally considered a benign condition, an increased
prevalence of early repolarization has been reported in patients with idiopathic ventricular fibrillation, a rare cause of sudden cardiac arrest.
Among patients with a history of idiopathic ventricular fibrillation, there is an increased prevalence of early repolarization.
Sudden Cardiac Arrest Associated with Early Repolarization
Source:
Michel Haïssaguerre, M.D., Nicolas Derval, M.D., Frederic Sacher, M.