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Waitematā DHB Gastroenterology Services

Public Service, Gastroenterology & Hepatology (Liver)


Polyps are small growths in the lining of the intestine. Usually these do not cause symptoms but as the polyps grow they may cause bleeding. Nearly all cancers start as a polyp but only a small proportion of polyps develop into cancers. Removal of polyps during colonoscopy reduces the chance of a cancer developing in the bowel.

This page was last updated at 4:00PM on September 6, 2021.