[Congenital nasal pyriform aperture stenosis: an uncommon, potentially fatal cause of inhibition of nasal breathing in neonates].

Congenital nasal pyriform stenosis can be a life threatening emergency in neonates which must be included in the differential diagnosis of nasal airway obstruction. We describe the case of a male child who developed symptoms 36 h after birth. As the conservative therapy was not successful surgery became necessary.