How to perform water exchange colonoscopy, with tips and tricks

摘要

Water exchange (WE) colonoscopy is a standardized colon content is substituted by a layer of clear water, insertion technique entailing gasless insertion to the cecum, _ facilitating insertion of the instrument into the cecum maximizing cleanliness during insertion, and avoiding (Figures 1 to 9).' The colon is less elongated, and its distension of the colon through removal of excess water bends and flexures are smoother and easier to negotiate. and residual air.