title: [Organic foreign bodies in the maxillary sinus].
abstract: A case was reported in which a foreign body was identified in the maxillary sinus during the course of a radiologic dental examination. The foreign body proved to be a calculus. Analysis of the calculus revealed no foreign body responsible for the crystallization. The possibility of local formation of a calculus of the maxillary antrum was discussed.
mesh_terms: D000368:Aged; D002137:Calculi / Q000000981:diagnostic imaging* / Q000601:surgery; D005260:Female; D006801:Humans; D008443:Maxillary Sinus / Q000000981:diagnostic imaging* / Q000601:surgery; D011859:Radiography
vernacular_title: Organische Fremdkörper in der Kieferhöhle.