Choanal polyp originating from the nasal septum: a case report.

  title={Choanal polyp originating from the nasal septum: a case report.},
  author={Osman Nuri Ozgirgin and Lale Kutluay and Guzin Akkuzu and Yucel Gungen},
  journal={American journal of otolaryngology},
  volume={24 4},
Almost all nasal polyps originate from the mucosa of the lateral walls of the nasal cavity or from the paranasal sinuses. A choanal polyp is the intranasal portion of a cyst that has arisen from the wall of the maxillary sinus near the ostium. Medially based polyps, such as those that arise from the nasal septum, are rare. The literature cites a wide range of incidence rates for polyps originating from this structure, but choanal extension of this type of polyp is extremely unusual. This report… CONTINUE READING
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