title: Case records of the Massachusetts General Hospital. Weekly clinicopathological exercises. Case 31-1999. A 33-year-old man with wide-complex tachycardia and a left ventricular mass.
mesh_terms: D000328:Adult; D003937:Diagnosis, Differential; D005350:Fibroma / Q000175:diagnosis; D006222:Hamartoma / Q000150:complications / Q000473:pathology*; D006331:Heart Diseases / Q000150:complications / Q000473:pathology*; D006338:Heart Neoplasms / Q000175:diagnosis; D006352:Heart Ventricles / Q000000981:diagnostic imaging / Q000473:pathology*; D006801:Humans; D008279:Magnetic Resonance Imaging; D008297:Male; D013610:Tachycardia / Q000209:etiology; D014463:Ultrasonography