RT Journal Article SR Electronic A1 Lederman, Lynne T1 High-Definition Chromoendoscopy Improves Dysplasia Detection in Ulcerative Colitis JF MD Conference Express YR 2015 FD SAGE Publications VO 15 IS 14 SP 15 OP 16 DO 10.1177/1559897715593927 UL http://mdc.sagepub.com/content/15/14/15.abstract AB A small single-center trial showed that high-definition chromoendoscopy improves detection of dysplastic lesions in patients with long-standing ulcerative colitis during screening endoscopy as compared with high-definition white light endoscopy. These results will be confirmed in a larger UK study enrolling 1600 patients.