title: Obstruction of the left ventricular outflow tract: roentgenographic and angiocardiographic features.
mesh_terms: D000790:Angiocardiography; D001013:Aorta, Thoracic; D001021:Aortic Valve / Q000000981:diagnostic imaging; D001024:Aortic Valve Stenosis / Q000000981:diagnostic imaging*; D002114:Calcinosis / Q000000981:diagnostic imaging; D006332:Cardiomegaly / Q000000981:diagnostic imaging; D002312:Cardiomyopathy, Hypertrophic / Q000188:drug therapy; D003937:Diagnosis, Differential; D004106:Dilatation / Q000000981:diagnostic imaging; D005471:Fluoroscopy; D006346:Heart Septum; D006801:Humans; D013902:Radiography, Thoracic