TY - GEN AU - Nanton,M A AU - Belcourt,C L AU - Gillis,D A AU - Krause,V W AU - Roy,D L TI - Left ventricular outflow tract obstruction owing to accessory endocardial cushion tissue SN - 0022-5223 PY - 1979///1129 KW - Aortic Stenosis, Subvalvular KW - diagnosis KW - Cardiac Catheterization KW - Cardiomyopathy, Hypertrophic KW - surgery KW - Child KW - Child, Preschool KW - Echocardiography KW - Electrocardiography KW - Female KW - Heart Defects, Congenital KW - pathology KW - Heart Murmurs KW - Heart Septal Defects KW - Heart Septal Defects, Ventricular KW - complications KW - Heart Ventricles KW - diagnostic imaging KW - Humans KW - Infant KW - Radiography N1 - Publication Type: Case Reports; Journal Article ER -