Chordoma of the sellar region.
D000328:Adult; D001932:Brain Neoplasms / Q000000981:diagnostic imaging*; D002817:Chordoma / Q000000981:diagnostic imaging*; D003937:Diagnosis, Differential; D006801:Humans; D008297:Male; D012658:Sella Turcica; D014057:Tomography, X-Ray Computed