title: A case of primary rhabdomyosarcoma, replacing the atrioventricular node.
mesh_terms: D000368:Aged; D001145:Arrhythmias, Cardiac / Q000209:etiology; D001283:Atrioventricular Node / Q000473:pathology; D004562:Electrocardiography; D006329:Heart Conduction System; D006338:Heart Neoplasms / Q000175:diagnosis / Q000000981:diagnostic imaging / Q000473:pathology; D006801:Humans; D008297:Male; D009206:Myocardium / Q000473:pathology; D010996:Pleural Effusion / Q000209:etiology; D011859:Radiography; D012208:Rhabdomyosarcoma / Q000175:diagnosis / Q000000981:diagnostic imaging / Q000473:pathology