title: [The experiences of atresia surgery under the direction of HRCT].
abstract: OBJECTIVE
  To probing the efficacy and safety of the utility of HRCT in the auditory rehabilitation surgery for the treatment of congenital aural atresia.
  
  
  METHODS
  HRCT were performed before the operation in 21 (22 ears) congenital aural atresia cases, one stage reconstruction surgery of auricle , external auditory meatus and middle ear were performed under the direction of HRCT.
  
  
  RESULTS
  The 21 cases were followed up for 8 months to 4 years after operation and hearing improvement was 28 dB, no canal restenosis complications were occurred. The shape of auricle were satisfy.
  
  
  CONCLUSIONS
  It is efficacious and safe to perform auditory rehabilitation surgery under the direction of HRCT.
authors.affiliation: Department of Otorhinolaryngology, Affiliated Beijing Friendship Hospital of Capital University of Medical Science, Beijing, 100050, China. zdx161154@yahoo.com.cn
authors.forename: Daoxing
authors.initials: D
authors.lastname: Zhang
authors.forename: Yujie
authors.initials: Y
authors.lastname: Li
authors.forename: Xiuyong
authors.initials: X
authors.lastname: Ding
authors.forename: Hao
authors.initials: H
authors.lastname: Tian
mesh_terms: D000293:Adolescent; D000328:Adult; D002648:Child; D002675:Child, Preschool; D004431:Ear, External / Q000002:abnormalities* / Q000601:surgery*; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D008297:Male; D013506:Otologic Surgical Procedures / Q000379:methods*; D015898:Tomography Scanners, X-Ray Computed; D055815:Young Adult