, Volume 56, Issue 9, pp 2514-2516
Date: 29 Jul 2011

How Can the Over-Use of Surveillance Colonoscopy After Polypectomy Be Modified?

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It is evident that colorectal cancer screening programs have contributed to a decrease in mortality [13]. Since professional groups, especially gastroenterologists, generally prefer colonoscopy as the most effective tool for colorectal cancer prevention [2], a considerable proportion of people with adenomatous polyps are discovered at the time of screening. Accordingly, a large number of people require post-polypectomy surveillance, which places a huge burden on medical resources [4, 5]. Recent data showing that 20% of colonoscopies performed in practice were for surveillance after polypectomy [6] indicate the importance of appropriate allocation of medical resources. Therefore, efficient and safe guidelines on surveillance colonoscopy are needed to decrease the cost, risk and over-use of colonoscopy.

Before the 1990s, because there was no available guidelines, annual follow-up colonoscopy was common practice after polypectomy. The National Polyp Study, showing that it was safe to defe