title: Pathologic quiz case 1. Extramedullary plasmacytoma of the right maxillary sinus.
authors.forename: D M
authors.initials: DM
authors.lastname: Toriumi
authors.forename: A P
authors.initials: AP
authors.lastname: Wolff
mesh_terms: D000368:Aged; D006801:Humans; D008297:Male; D008444:Maxillary Sinus Neoplasms / Q000473:pathology*; D010255:Paranasal Sinus Neoplasms / Q000473:pathology*; D010954:Plasmacytoma / Q000473:pathology*