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Definition Return to top
Nasal polyps are small, sac-like growths made up of inflamed tissue lining the nose (nasal mucosa).
Causes Return to top
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:
About one in four people with cystic fibrosis have nasal polyps.
Symptoms Return to top
Exams and Tests Return to top
Examining the nose shows a grayish grape-like mass in the nasal cavity.
Treatment Return to top
Treatment may include medication, such as steroids or antibiotics. Some people may need surgery, such as functional endoscopic sinus surgery (FESS).
Outlook (Prognosis) Return to top
Removing the polyps with surgery usually allows people to breathe easier through the nose.
Possible Complications Return to top
Nasal polyps may come back.
When to Contact a Medical Professional Return to top
Call for an appointment with your health care provider if you regularly have difficulty breathing through your nose.
Prevention Return to top
Although there is no real way to prevent nasal polyps, therapy aimed at the cause can help. Nasal sprays, antihistamines, and allergy shots may help prevent polyps that block the airway.
Also, aggressive medical treatment of sinus infections is helpful.Update Date: 1/30/2008 Updated 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.