Intra-osseous malignant schwannoma.
D000328:Adult; D000671:Amputation, Surgical; D001859:Bone Neoplasms / Q000473:pathology* / Q000601:surgery*; D005542:Forearm / Q000601:surgery; D006801:Humans; D008297:Male; D009442:Neurilemmoma / Q000473:pathology* / Q000601:surgery; D014457:Ulna