CLINICAL PATHOLOGIC CONFERENCE.
D000293:Adolescent; D001024:Aortic Valve Stenosis; D006328:Cardiac Catheterization; D006348:Cardiac Surgical Procedures; D006332:Cardiomegaly; D006801:Humans; D010336:Pathology; D013902:Radiography, Thoracic; D013903:Thoracic Surgery
ADOLESCENCE; AORTIC VALVE STENOSIS; HEART CATHETERIZATION; HEART ENLARGEMENT; HEART SURGERY; PATHOLOGY; THORACIC RADIOGRAPHY