Parachute Left Atrioventricular Valve Causing Stenosis and Regurgitation in a Thoroughbred Foal

Abstract

Congenital cardiac abnormalities are rare in the horse.1--4 Of reported cardiac anomalies, atrioventric- ular ( AV ) valve dysplasia is particularly rare, with the ma- jority of reported cases involving the right AV valve .2,3,5 Left -sided cardiac anomalies in horses causing ...