Abstract
A 15-day-old female newborn presenting nasal obstruction since birth underwent computed tomography of the paranasal sinuses in our department due to clinical suspicion of choanal atresia. The patient presented no other complaints. Computed tomography () allowed the diagnosis of pyriform aperture stenosis, which is a rare cause of nasal obstruction in neonates and was first described in 1989.() Pyriform aperture stenosis becomes particularly significant during the first two months of life when infants are mandatory nose breathers. […] Congenital nasal [...]
Highlights
A 15-day-old female newborn presenting nasal obstruction since birth underwent computed tomography of the paranasal sinuses in our department due to clinical suspicion of choanal atresia
Computed tomography (Figure 1) allowed the diagnosis of pyriform aperture stenosis, which is a rare cause of nasal obstruction in neonates and was first described in 1989.(1) Pyriform aperture stenosis becomes significant during the first two months of life when infants are mandatory nose breathers
The lateral margins of the pyriform opening are defined by the nasal processes of the maxilla and its lower margins by the junction of the horizontal processes of the same bone
Summary
How to cite this article: Fonseca EK, Murakoshi RW, Loureiro RM, Sumi DV, Soares CR, Gomes RL, et al Congenital nasal pyriform aperture stenosis with single central megaincisor. Corresponding author: Eduardo Kaiser Ururahy Nunes Fonseca Avenida Albert Einstein, 627/701 – 4o floor building D – Morumbi Zip code: 05652-900 – São Paulo, SP, Brazil Phone: (55 11) 99819-5618 E-mail: edukaiser_unf@hotmail.com A 15-day-old female newborn presenting nasal obstruction since birth underwent computed tomography of the paranasal sinuses in our department due to clinical suspicion of choanal atresia.
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