Benign, cystic posterior mediastinal teratoma.
D003560:Cysts / Q000000981:diagnostic imaging; D005260:Female; D006801:Humans; D007223:Infant; D008479:Mediastinal Neoplasms / Q000000981:diagnostic imaging* / Q000473:pathology; D011859:Radiography; D013724:Teratoma / Q000000981:diagnostic imaging* / Q000473:pathology