Acute idiopathic pericarditis.
D003937:Diagnosis, Differential; D006801:Humans; D009203:Myocardial Infarction / Q000175:diagnosis*; D010493:Pericarditis; D012214:Rheumatic Heart Disease / Q000175:diagnosis*
MYOCARDIAL INFARCT/differential diagnosis; PERICARDITIS; RHEUMATIC HEART DISEASE/differential diagnosis