Article
Long-term colorectal-cancer incidence and mortality after lower endoscopy.
The New England journal of medicine - 19 Sept 2013
Nishihara Reiko, Wu Kana, Lochhead Paul, Morikawa Teppei, Liao Xiaoyun, Qian Zhi Rong, Inamura Kentaro, Kim Sun A, Kuchiba Aya, Yamauchi Mai, Imamura Yu, Willett Walter C, Rosner Bernard A, Fuchs Charles S, Giovannucci Edward, Ogino Shuji, Chan Andrew T
Abstract excerpt
BACKGROUND: Colonoscopy and sigmoidoscopy provide protection against colorectal cancer, but the magnitude and duration of protection, particularly against cancer of the proximal colon, remain uncertain. METHODS: We examined the association of the use of lower endoscopy (updated biennially from 1988 through 2008) with colorectal-cancer incidence (through June 2010) and colorectal-cancer mortality (through June...
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