title: Cylindroma of the sphenoid sinus. A study of two cases.
mesh_terms: D000328:Adult; D000368:Aged; D003528:Carcinoma, Adenoid Cystic / Q000175:diagnosis*; D006801:Humans; D008297:Male; D010255:Paranasal Sinus Neoplasms / Q000175:diagnosis*; D013101:Sphenoid Sinus