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In the recently released SCENIC guidelines for surveillance colonoscopy in patients with inflammatory bowel disease (IBD), chromoendoscopy with high-definition colonoscopy is endorsed as the best approach to maximize dysplasia detection in chronic ulcerative colitis. Two new studies now appear on this issue.
In an industry-funded study from the Netherlands, investigators conducted a retrospective assessment of surveillance colonoscopies in patients with IBD, including 440 procedures in 401 patients performed using chromoendoscopy and 1802 colonoscopies in 772 patients performed using white-light endoscopy with random biopsy sampling every 10 cm. Dysplasia was detected in 11% in the chromoendoscopy group, compared with 10% in the white-light …