Surgical Palliation of Truncus Arteriosus With Mitral Atresia and Hypoplastic Left Ventricle

A rare case of truncus arteriosus associated with mitral valve atresia, hypoplastic left ventricle, and intact ventricular septum is reported. Successful medical management and surgical palliation of this defect is described. The possible embryology, pertinent hemodynamics, and clinical concerns with this unusual case are discussed.