Nasal polyps are small, sac-like growths made up of inflamed tissue lining the nose (nasal mucosa).
Causes, incidence, and risk factors:
Nasal polyps start near the ethmoid sinuses (located at the top of the inside of the nose) and grow into the open areas. Large polyps may block the airway.
Having any of the following conditions may make people more likely to get nasal polyps:
Examining the nose shows a grayish grape-like mass in the nasal cavity.
Review Date: 1/30/2008
Reviewed By: James L. Demetroulakos, M.D., F.A.C.S., Department of Otolaryngology, North Shore Medical Center, Salem, MA. Clinical Instructor in Otology and Laryngology, Harvard Medical School. Review provided by VeriMed Healthcare Network.
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General ENT
