Primary haemangiosarcoma of the heart.
D003937:Diagnosis, Differential; D004562:Electrocardiography; D006338:Heart Neoplasms / Q000175:diagnosis* / Q000473:pathology; D006394:Hemangiosarcoma / Q000175:diagnosis*; D006801:Humans; D008175:Lung Neoplasms / Q000000981:diagnostic imaging; D008297:Male; D008875:Middle Aged; D009203:Myocardial Infarction / Q000175:diagnosis*; D009362:Neoplasm Metastasis; D011859:Radiography