title: Chronic chest pain and dyspnea caused by occult constrictive pericarditis.
mesh_terms: D002908:Chronic Disease; D003937:Diagnosis, Differential; D004417:Dyspnea / Q000175:diagnosis / Q000209:etiology*; D004452:Echocardiography; D004562:Electrocardiography; D005260:Female; D006801:Humans; D008875:Middle Aged; D010146:Pain / Q000175:diagnosis / Q000209:etiology*; D010494:Pericarditis, Constrictive / Q000150:complications* / Q000175:diagnosis