A case of primary chordoma of the sphenoidal sinus.
D002817:Chordoma; D006801:Humans; D008499:Medical Records; D009369:Neoplasms; D010255:Paranasal Sinus Neoplasms; D013101:Sphenoid Sinus
CHORDOMA/case reports; SPHENOID SINUS/neoplasms