Pleural biopsy.
D001706:Biopsy; D003937:Diagnosis, Differential; D006801:Humans; D008297:Male; D008875:Middle Aged; D010996:Pleural Effusion / Q000175:diagnosis* / Q000473:pathology; D010997:Pleural Neoplasms / Q000175:diagnosis* / Q000473:pathology; D013902:Radiography, Thoracic