title: Pathologic quiz case 1. Nasal papillomatosis (inverted papilloma); adenocarcinoma of the ethmoid sinus resembling colonic carcinoma.
mesh_terms: D000230:Adenocarcinoma / Q000473:pathology*; D005005:Ethmoid Sinus; D006801:Humans; D008297:Male; D008875:Middle Aged; D009378:Neoplasms, Multiple Primary / Q000473:pathology*; D009669:Nose Neoplasms / Q000473:pathology*; D010212:Papilloma / Q000473:pathology*; D010255:Paranasal Sinus Neoplasms / Q000473:pathology*