A Rare Cause Of Respiratory Distress In Neonates – Congenital Nasal Pyriform Aperture Stenosis

Yeong Lee-chian, Veno Rajendran, Che Zubaidah Che Daud, Hung Liang-choo



Neonates are obligate nasal breather until they are at least two to five months old. Congenital nasal airway obstruction is one of the commonest causes of respiratory problem in newborn. Congenital nasal pyriform aperture stenosis (CNPAS) was first described by Brown et al in 1989 [1] and is a rare cause of nasal airway obstruction which may clinically mimic choanal atresia.

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