title: Choanal atresia: analysis of 16 cases--the experience of HRAC-USP from 2000 to 2004.
abstract: Choanal atresia is a rare disease and the incidence is 1: 5000-8000 newborns alive. It is more comom among female and usually is associated with others malformations.
  
  
  METHODS
  clinical retrospective. When unilateral its diagnose may be postpone because its symptoms are less life threating. But when bilateral children have important respiratory insuficency. This articles will report incidence and the expirience of HRAC-USP.
authors.affiliation: Hospital de Reabilitação de Anomalias Craniofaciais, USP/Bauru.
authors.forename: Gilberto
authors.initials: G
authors.lastname: da Fontoura Rey Bergonse
authors.forename: Arakem Fernando
authors.initials: AF
authors.lastname: Carneiro
authors.forename: Trissia Maria Farah
authors.initials: TM
authors.lastname: Vassoler
mesh_terms: D000293:Adolescent; D000328:Adult; D002648:Child; D002675:Child, Preschool; D002754:Choanal Atresia / Q000175:diagnosis / Q000601:surgery*; D005260:Female; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D012189:Retrospective Studies; D015607:Stents; D013997:Time Factors