title: Persistent pleural effusion complicating sarcoidosis.
mesh_terms: D000328:Adult; D006801:Humans; D010996:Pleural Effusion / Q000188:drug therapy / Q000209:etiology*; D011241:Prednisone / Q000627:therapeutic use; D012008:Recurrence; D012507:Sarcoidosis / Q000150:complications*
chemical_list: D011241:Prednisone