title: [Endoscopic removal of a dental foreign body from maxillary sinus via anterior prelacrimal recess approach: a case report].
abstract: We present a rare case of dental foreign body from maxillary sinus in a 21-year woman who was hospitalized because of oral cavity and nasal sinus leak for 3 months when doing cheek-bulging action. Admission diagnosis :dental maxillary sinus"foreign body" (left); chronic maxillary sinusitis (left). Computed tomographic scan showed irregular high density shadow in the left maxillary sinus. The "foreign body" was removed via anteri- or prelacrimal recess approach, which was supposed to be the iatrogenic foreign body - alveolar bone.
authors.forename: Yuanyuan
authors.initials: Y
authors.lastname: Song
authors.forename: Yongjin
authors.initials: Y
authors.lastname: Ji
authors.forename: Changqing
authors.initials: C
authors.lastname: Zhao
mesh_terms: D004724:Endoscopy; D005260:Female; D005547:Foreign Bodies / Q000601:surgery*; D006801:Humans; D008443:Maxillary Sinus / Q000601:surgery*; D015523:Maxillary Sinusitis; D055815:Young Adult