Echocardiographic features of hemopericardium.
D004452:Echocardiography / Q000379:methods*; D006801:Humans; D008297:Male; D008875:Middle Aged; D009203:Myocardial Infarction / Q000150:complications; D010490:Pericardial Effusion / Q000175:diagnosis* / Q000209:etiology