title: Protecting the heart's "cradle". When painful symptoms can mislead patients and doctors.
mesh_terms: D000368:Aged; D003937:Diagnosis, Differential; D006801:Humans; D007251:Influenza, Human / Q000175:diagnosis; D008297:Male; D008875:Middle Aged; D009203:Myocardial Infarction / Q000175:diagnosis; D010493:Pericarditis / Q000175:diagnosis* / Q000209:etiology / Q000628:therapy