einstein (São Paulo). 25/Feb/2019;17(2):eAI4525.
Congenital nasal pyriform aperture stenosis with single central megaincisor
Eduardo Kaiser Ururahy Nunes Fonseca
, Rodrigo Watanabe Murakoshi
, Rafael Maffei Loureiro
, Daniel Vaccaro Sumi
, Carolina Ribeiro Soares
, Regina Lucia Elia Gomes
, Mauro Miguel Daniel
, Marcelo Buarque de Gusmão Funari
DOI: 10.31744/einstein_journal/2019AI4525
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.
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