Quadricuspid Aortic Valve: A Rare Cause of Aortic Insufficiency
Pramod Bonde FRCS, Anand Sachithanandan MB, Brian McClements MD, Dennis J. Gladstone FRCS

Quadricuspid aortic valve, a rare congenital cardiovascular anomaly, is an uncommon cause of aortic regurgitation that can be diagnosed accurately with preoperative transesophageal echocardiography. Such a case is presented and the literature on this topic reviewed.