title: Case report: atypical pleural effusion.
mesh_terms: D000328:Adult; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D008171:Lung Diseases / Q000175:diagnosis; D008297:Male; D008477:Mediastinal Diseases / Q000175:diagnosis; D008875:Middle Aged; D010996:Pleural Effusion / Q000000981:diagnostic imaging*; D011859:Radiography