Axial bone window
Modality: CT (bone window)

- “ Bilateral choanal atresia is a life threatening condition until the patient underwent surgical intervention to maintain airway patency during mout...”

Used in the following article:

  • Choanal atresia - “ Choanal atresia refers to a lack of formation of the choanal openings. It can be unilateral or bilateral. Epidemiology It frequently presents in...”

View full size version of Posterior choanal atresia - bilateral

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