Pseudotumor of the mediastinum.
D000328:Adult; D003937:Diagnosis, Differential; D006801:Humans; D008297:Male; D008477:Mediastinal Diseases / Q000175:diagnosis* / Q000000981:diagnostic imaging; D008479:Mediastinal Neoplasms / Q000175:diagnosis*; D008482:Mediastinum / Q000473:pathology; D011859:Radiography