n SA Journal of Radiology - Choanal stenosis and atresia : pictorial interlude

Volume 9, Issue 4
  • ISSN : 1027-202X
  • E-ISSN: 2078-6778



Extracted from text ... Stenosis or atresia of the posterior nasal cavity, i.e. the choanae, is the most common congenital abnormality of the nasal cavity. Stenosis is considered to be more common than atresia. Bilateral atresia is life-threatening in neonates, who are obligate nasal breathers. These patients present early with severe respiratory distress, aggravated by feeding. Other pointers to the diagnosis include the inability to pass a nasogastric tube and relief of respiratory compromise on crying. The patients with unilateral disease typically present later in life with unilateral, chronic suppurative rhinorrhoea. This form of the condition is more common but due to its ..

Loading full text...

Full text loading...


Article metrics loading...


This is a required field
Please enter a valid email address
Approval was a Success
Invalid data
An Error Occurred
Approval was partially successful, following selected items could not be processed due to error