title: Case records of the Massachusetts General Hospital. Weekly clinicopathological exercises. Case 22-1989. Sudden collapse of a 17-year-old girl during exertion.
mesh_terms: D000293:Adolescent; D003330:Coronary Vessel Anomalies / Q000175:diagnosis / Q000473:pathology* / Q000601:surgery; D005260:Female; D006801:Humans; D009204:Myocardial Revascularization; D012850:Sinus of Valsalva / Q000002:abnormalities