title: Sarcoidosis and mediastinal mass.
mesh_terms: D000328:Adult; D001706:Biopsy; D003937:Diagnosis, Differential; D006099:Granuloma / Q000000981:diagnostic imaging*; D006801:Humans; D008206:Lymphatic Diseases / Q000000981:diagnostic imaging; D008297:Male; D008479:Mediastinal Neoplasms / Q000000981:diagnostic imaging*; D011859:Radiography; D012507:Sarcoidosis / Q000000981:diagnostic imaging*