Nasal polyps are growths that develop on the inside of your nose or sinuses. They are not able to spread to other parts of the body. You may have a single nasal polyp or you may have several. Nasal polyps are soft and pearl-colored. They can be treated.

Nasal Polyps
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Doctors do not know the cause of nasal polyps. Several factors may contribute to nasal polyps, including: