Unilateral choanal atresia

Case contributed by Saad Ahmed Saad Hassan
Diagnosis certain


Right nasal polyp

Patient Data

Age: 20 years
Gender: Female

There is osseous closure of the right posterior nasal passage. Soft tissue plug fills the right nasal cavity just in front of the ipsilateral closed choana.

Annotated image

White arrows in the axial and sagittal imgaes demonstarate the osseous atresia of the right potserior choana.

Case Discussion

CT findings are consistent with unilateral right choanal atresia.

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