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Flow chart of colonoscopy surveillance in patients with ulcerative colitis (UC). It illustrates how these colonoscopy surveillance methods can affect disease management, leading to different treatment strategies or further monitoring. WLE, white-light endoscopy; CE, chromoendoscopy; HDE, high-definition endoscopes; FUSE, full-spectrum endoscopy; CLE, confocal laser endomicroscopy; CACC, Colitis-associated colorectal cancer; LGD, low-grade dysplasia; HGD, high-grade dysplasia.
