Pericardial effusion.
D000790:Angiocardiography; D006332:Cardiomegaly / Q000000981:diagnostic imaging; D003937:Diagnosis, Differential; D006801:Humans; D010490:Pericardial Effusion / Q000000981:diagnostic imaging*; D010494:Pericarditis, Constrictive / Q000000981:diagnostic imaging; D012214:Rheumatic Heart Disease / Q000000981:diagnostic imaging