title: [Study on the factors in the complications of endonasal sinus surgery].
abstract: OBJECTIVE
  To investigate the cause of complications occurring in the operations of endonasal sinus surgery(ESS) and how to deal with.
  
  
  METHODS
  526 patients performed with ESS were analyzed. 31 patients had complications. The incidence of the complications in patients operative history was 38.9%, the incidence of bleeding in which the bleeding amount was over 200 ml was 30.2%, the incidence in patients whose medical history was less than 10 years was 2.8%.
  
  
  RESULTS
  Except for one patient whose eyesight decreased without recovery, the rest recovered.
  
  
  CONCLUSIONS
  The cause of the complications in ESS was related with the destroy of normal structure, sinus bony anatomic variations, amount of intraoperative bleeding and the time of medical history.
authors.affiliation: Department of Otolaryngology-Head and Neck Surgery, PLA No. 202 Hospital, Shenyang 110003.
authors.forename: Changzhu
authors.initials: C
authors.lastname: Wu
authors.forename: Shuyan
authors.initials: S
authors.lastname: Sun
authors.forename: Bo
authors.initials: B
authors.lastname: Yu
authors.forename: Wei
authors.initials: W
authors.lastname: Song
authors.forename: Zhiming
authors.initials: Z
authors.lastname: Zhang
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D000369:Aged, 80 and over; D004724:Endoscopy / Q000009:adverse effects*; D005260:Female; D006801:Humans; D007431:Intraoperative Complications; D008297:Male; D008875:Middle Aged; D010254:Paranasal Sinus Diseases / Q000601:surgery*