Mediastinal fibroma.
D005350:Fibroma; D006391:Hemangioma; D018219:Histiocytoma, Benign Fibrous; D006801:Humans; D008480:Mediastinitis; D008499:Medical Records; D009369:Neoplasms
ANGIOMA, SCLEROSING/case reports; FIBROMA/case reports; MEDIASTINITIS/neoplasms