Colorectal polyp size measurement comparing biopsy forceps with visual assessment during real-time colonoscopy: A prospective, multicenter, international study

doi:10.4253/wjge.126001

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World Journal of Gastrointestinal Endoscopy

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1948-5190

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Baishideng Publishing Group Inc, 7041 Koll Center Parkway, Suite 160, Pleasanton, CA 94566, USA

Observational Study

Copyright: ©Author(s) 2026. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution-NonCommercial (CC BY-NC 4.0) license. No commercial re-use. See permissions. Published by Baishideng Publishing Group Inc.

World J Gastrointest Endosc. Nov 16, 2026; 18(11): 126001
Published online Nov 16, 2026. doi: 10.4253/wjge.126001

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Figure 1 Workflow overview of colorectal polyp size measurement via visual assessment, biopsy forceps, and the laser-based measurement system. A: Measurement of a sessile (0-Is) serrated polyp located in the ascending colon; B: Measurement of a 0-Is adenoma located in the rectum. The laser-based measurement images on the right show the two points indicated by the user and the respective 3D Euclidean distance.

Citation: Gerritsen D, van Riswijk MLM, Rex DK, Gross SA, Goldstein O, Cohen NA, Odeh S, Ben-Ami Shor D, Koch AD, Rijckborst V, Siersema PD. Colorectal polyp size measurement comparing biopsy forceps with visual assessment during real-time colonoscopy: A prospective, multicenter, international study. World J Gastrointest Endosc 2026; 18(11): 126001
URL: https://www.wjgnet.com/1948-5190/full/v18/i11/126001.htm
DOI: https://dx.doi.org/10.4253/wjge.126001

Gerritsen D, van Riswijk MLM, Rex DK, Gross SA, Goldstein O, Cohen NA, Odeh S, Ben-Ami Shor D, Koch AD, Rijckborst V, Siersema PD. Colorectal polyp size measurement comparing biopsy forceps with visual assessment during real-time colonoscopy: A prospective, multicenter, international study. World J Gastrointest Endosc 2026; 18(11): 126001 [DOI: 10.4253/wjge.126001]

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