Impact of gum chewing on the quality of bowel preparation

Post written by Yu Bai, MD, PhD, from the Department of Gastroenterology, Changhai Hospital, Second Military Medical University, Shanghai, China. Polyethylene glycol (PEG) is widely used for bowel preparation; however, it is reported that up to 20 to 25% of patients have inadequate bowel preparation, so the methods to improve the quality of bowel preparation …

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Low-residue diet before colonoscopy

Douglas L. Nguyen, MD¹ and Matthew L. Bechtold, MD, FASGE² discuss their systematic review and meta-analysis titled "Low-residue versus clear liquid diet before colonoscopy: a meta-analysis of randomized, controlled trials." The focus of the study was to evaluate the effects of a low-residue diet compared to a clear liquid diet on the day prior to …

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Gastric volume after split-dose bowel prep

Deepak Agrawal, MD, MPH, from the University of Texas Southwestern Medical Center in Dallas, Texas, USA discusses this Original Article "Gastric residual volume after split-dose compared with evening-before polyethylene glycol bowel preparation." In this study we measured the volume of liquid remaining in the stomach 2-3 hours after ingesting the bowel preparation (GoLytely) and compared it …

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BBPS scores and bowel preparation adequacy

Audrey Calderwood, MD, MS, FASGE from the Boston Medical Center in Boston, Massachusetts, USA discusses her Original Article "Boston Bowel Preparation Scale scores provide a standardized definition of adequate for describing bowel cleanliness" from the August issue. The assessment of bowel cleanliness during colonoscopy (while not a glamorous topic!) is critical to the practice of …

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