title: Intraforaminal schwannoma of the sacrum.
mesh_terms: D001859:Bone Neoplasms / Q000000981:diagnostic imaging* / Q000473:pathology; D002817:Chordoma / Q000175:diagnosis; D003937:Diagnosis, Differential; D006801:Humans; D008297:Male; D008875:Middle Aged; D009442:Neurilemmoma / Q000000981:diagnostic imaging* / Q000473:pathology; D011859:Radiography; D012447:Sacrum / Q000000981:diagnostic imaging* / Q000473:pathology