Unilateral choanal atresia

Case contributed by Dr Maxime St-Amant

Presentation

Recurrent nasopharyngeal infection.

Patient Data

Age: 2 years
CT

Right sided choanal atresia. 

Case Discussion

This case illustrates a right unilateral osseous choanal atresia, which is the most frequent type of choanal atresia:

  • 90% of cases are osseous (10% are membranous)
  • two-thirds are unilateral
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Case information

rID: 18926
Case created: 27th Jul 2012
Last edited: 30th Jan 2016
Inclusion in quiz mode: Included

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