choanal polyp


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Related to choanal polyp: antrochoanal

cho·a·nal pol·yp

an antral-choanal polyp that extends into the nasopharynx; it originates in the maxillary sinus.

choanal polyp

A nasal polyp that extends into the pharynx.
See also: polyp
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References in periodicals archive ?
Choanal polyp originated from the inferior nasal concha.
In 1997, Lopatin et al described 4 kinds of choanal polyps: antrochoanal, sphenochoanal, ethmoidal-choanal, and turbinate choanal polyps.
Unusual case of sleep apnea in a child
CT and/or magnetic resonance imaging can identify the origin of a choanal polyp and the involved sinus, thereby eliminating the risk that the wrong sinus will be opened.
Sphenochoanal polyp: current diagnosis and management
Preoperative identification of the sinus from which a choanal polyp arises is important because the polyp's site of origin in the sinus must be resected in order to minimize recurrence.
Sphenochoanal polyp presenting with concomitant nasal polyps
Choanal polyps are solitary benign growths that can cause unilateral nasal obstruction.
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Choanal polyps arising from the antrum, sphenoid sinus, septum, superior concha, and inferior concha have been reported previously.
Solitary polyps of the uncinate process
1) Most choanal polyps arise in the maxillary sinus; on rare occasions, one will originate in the sphenoid or ethmoid sinus.
Sphenochoanal polyp: an endoscopic view
This orifice may be obstructed by adenoidal hypertrophy, choanal polyps, or neoplasms; such an obstruction can result in serous otitis media.
Endoscopic views of the ostia and ostia-like structures in the lateral nasal wall

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