title: Myocardial infarction in a teen-ager.
mesh_terms: D000293:Adolescent; D000367:Age Factors; D006328:Cardiac Catheterization; D002932:Cineangiography; D004617:Embolism / Q000150:complications / Q000175:diagnosis; D004697:Endocarditis, Bacterial / Q000150:complications / Q000175:diagnosis / Q000188:drug therapy; D005260:Female; D006333:Heart Failure / Q000209:etiology; D006801:Humans; D008944:Mitral Valve Insufficiency / Q000175:diagnosis / Q000209:etiology / Q000601:surgery; D009203:Myocardial Infarction / Q000175:diagnosis / Q000209:etiology; D010406:Penicillins / Q000627:therapeutic use
chemical_list: D010406:Penicillins