What is choanal atresia?

Also known as: blocked choana, blocked nasal passage.

Choanal atresia occurs when a newborn’s nasal passage is blocked at the junction between the back of the nose and the throat. These newborns have difficulty breathing shortly after birth.


Reviewed by: Sandeep P Dave, M.D.

This page was last updated on: 1/29/2019 3:21:13 PM

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