Findings in the Distal Colorectum Are Not Associated With Proximal Advanced Serrated Lesions

Levin, 2008, Screening and surveillance for the early detection of colorectal cancer and adenomatous polyps, 2008: a joint guideline from the American Cancer Society, the US Multi-Society Task Force on Colorectal Cancer, and the American College of Radiology, Gastroenterology, 134, 1570, 10.1053/j.gastro.2008.02.002 Pignone, 2002, Cost-effectiveness analyses of colorectal cancer screening: a systematic review for the U.S. Preventive Services Task Force, Ann Intern Med, 137, 96, 10.7326/0003-4819-137-2-200207160-00007 Seeff, 2004, How many endoscopies are performed for colorectal cancer screening? Results from CDC's survey of endoscopic capacity, Gastroenterology, 127, 1670, 10.1053/j.gastro.2004.09.051 Seeff, 2004, Is there endoscopic capacity to provide colorectal cancer screening to the unscreened population in the United States?, Gastroenterology, 127, 1661, 10.1053/j.gastro.2004.09.052 Atkin, 2010, Once-only flexible sigmoidoscopy screening in prevention of colorectal cancer: a multicentre randomised controlled trial, Lancet, 375, 1624, 10.1016/S0140-6736(10)60551-X Schoen, 2012, Colorectal-cancer incidence and mortality with screening flexible sigmoidoscopy, N Engl J Med, 366, 2345, 10.1056/NEJMoa1114635 Segnan, 2011, Once-only sigmoidoscopy in colorectal cancer screening: follow-up findings of the Italian Randomized Controlled Trial—SCORE, J Natl Cancer Inst, 103, 1310, 10.1093/jnci/djr284 Elmunzer, 2012, Effect of flexible sigmoidoscopy-based screening on incidence and mortality of colorectal cancer: a systematic review and meta-analysis of randomized controlled trials, PLoS Medicine, 9, e1001352, 10.1371/journal.pmed.1001352 Littlejohn, 2012, Systematic review and meta-analysis of the evidence for flexible sigmoidoscopy as a screening method for the prevention of colorectal cancer, Br J Surg, 99, 1488, 10.1002/bjs.8882 Hoff, 2009, Risk of colorectal cancer seven years after flexible sigmoidoscopy screening: randomised controlled trial, BMJ, 338, b1846, 10.1136/bmj.b1846 Castells, 2013, Risk of advanced proximal neoplasms according to distal colorectal findings: comparison of sigmoidoscopy-based strategies, J Natl Cancer Inst, 105, 878, 10.1093/jnci/djt117 Imperiale, 2000, Risk of advanced proximal neoplasms in asymptomatic adults according to the distal colorectal findings, N Engl J Med, 343, 169, 10.1056/NEJM200007203430302 Wallace, 1998, Is colonoscopy indicated for small adenomas found by screening flexible sigmoidoscopy?, Ann Intern Med, 129, 273, 10.7326/0003-4819-129-4-199808150-00002 Levin, 1999, Predicting advanced proximal colonic neoplasia with screening sigmoidoscopy, JAMA, 281, 1611, 10.1001/jama.281.17.1611 Schoen, 1998, Is colonoscopy needed for the nonadvanced adenoma found on sigmoidoscopy? The Polyp Prevention Trial, Gastroenterology, 115, 533, 10.1016/S0016-5085(98)70132-5 Rex, 2012, Serrated lesions of the colorectum: review and recommendations from an expert panel, Am J Gastroenterol, 107, 1315, 10.1038/ajg.2012.161 Snover, 2011, Update on the serrated pathway to colorectal carcinoma, Hum Pathol, 42, 1, 10.1016/j.humpath.2010.06.002 Snover, 2010, Serrated polyps of the colon and rectum and serrated (“hyperplastic”) polyposis Kahi, 2011, Prevalence and variable detection of proximal colon serrated polyps during screening colonoscopy, Clin Gastroenterol Hepatol, 9, 42, 10.1016/j.cgh.2010.09.013 Hetzel, 2010, Variation in the detection of serrated polyps in an average risk colorectal cancer screening cohort, Am J Gastroenterol, 105, 2656, 10.1038/ajg.2010.315 Arain, 2010, CIMP status of interval colon cancers: another piece to the puzzle, Am J Gastroenterol, 105, 1189, 10.1038/ajg.2009.699 Nishihara, 2013, Long-term colorectal-cancer incidence and mortality after lower endoscopy, N Engl J Med, 369, 1095, 10.1056/NEJMoa1301969 Sawhney, 2006, Microsatellite instability in interval colon cancers, Gastroenterology, 131, 1700, 10.1053/j.gastro.2006.10.022 Lieberman, 2012, Guidelines for colonoscopy surveillance after screening and polypectomy: a consensus update by the US Multi-Society Task Force on Colorectal Cancer, Gastroenterology, 143, 844, 10.1053/j.gastro.2012.06.001 Imperiale, 2012, Tailoring colorectal cancer screening by considering risk of advanced proximal neoplasia, Am J Med, 125, 1181, 10.1016/j.amjmed.2012.05.026 Cucino, 2002, Continued rightward shift of colorectal cancer, Dis Colon Rectum, 45, 1035, 10.1007/s10350-004-6356-0 Miyakura, 2001, Extensive methylation of hMLH1 promoter region predominates in proximal colon cancer with microsatellite instability, Gastroenterology, 121, 1300, 10.1053/gast.2001.29616