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piriform aperture

   Also found in: Dictionary/thesaurus, Legal, Encyclopedia, Wikipedia 0.01 sec.
aperture /ap·er·ture/ (ap´er-cher) opening.
piriform aperture  the anterior end of the bony nasal opening, connecting the external nose with the skull.
piriform aperture
Etymology: L, pirum, pear, forma, form, apertura, opening
the pear-shaped anterior nasal opening in the skull.


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The cyst tract was excised, and the piriform aperture was closed using electrocautery.
Various presentations of fourth branchial pouch anomalies by Hengerer, Arthur S. / Ear, Nose and Throat Journal
Congenital nasal piriform aperture stenosis is an unusual cause of upper respiratory obstruction in infants and young children.
Congenital nasal piriform aperture stenosis by Palacios, Enrique / Ear, Nose and Throat Journal
With which of the following statements regarding congenital nasal piriform aperture stenosis would D'Antonio and Palacios (Imaging Clinic) disagree?
CME test by Ear, Nose and Throat Journal
 
 
 
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