title: Absent left pericardium.
mesh_terms: D000293:Adolescent; D002648:Child; D004452:Echocardiography; D006801:Humans; D008297:Male; D010496:Pericardium / Q000002:abnormalities* / Q000000981:diagnostic imaging; D011026:Pneumopericardium / Q000000981:diagnostic imaging; D011859:Radiography