Endoscopic view of ostial polyps of the maxillary sinus

June 11, 2013
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Rhinoscopic Clinic

Ostial polys in the maxillary sinus can cause recurring maxillary sinus disease by obstructing the ethmoid infundibulum and natural ostium of the maxillary sinus.

A 38-year-old man presented with a 2-year history of recurrent left sinusitis. Computed tomography (CT) of the sinuses revealed minimal findings, with only a slight clouding in the left ethmoid infundibulum (figure, A). Nasal endoscopy identified polypoid tissue in the left middle meatus that had arisen from somewhere behind the left uncinate process (figure, B).

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