Intracavitary left ventricular myxoma.
D000293:Adolescent; D000790:Angiocardiography; D006328:Cardiac Catheterization; D006338:Heart Neoplasms / Q000175:diagnosis / Q000473:pathology / Q000601:surgery*; D006801:Humans; D008297:Male; D009232:Myxoma / Q000175:diagnosis / Q000473:pathology / Q000601:surgery*; D010701:Phonocardiography