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Updated: May 9, 2026

Competing-Risk Nomogram for Predicting Cancer-Specific Survival in Multiple Primary Colorectal Cancer Patients after Surgery
Published on: September 27, 2024
Colonoscopy and colorectal cancer incidence and mortality
Nirav Thosani1, Sushovan Guha, Harminder Singh
1Department of Gastroenterology, Hepatology and Nutrition, The University of Texas Medical School at Houston, 6431 Fannin Street, Houston, TX 77030, USA.
Abstract:
There is substantial indirect evidence for the effectiveness of colonoscopy in reducing colorectal cancer incidence and mortality. However, several recent studies have raised questions on the magnitude of effect for right-sided colorectal cancers. Well-documented variation in outcomes when colonoscopy is performed by different groups of endoscopists suggests that the recent emphasis on the quality of the procedures should lead to improved outcomes after colonoscopy including reduction in incidence and mortality due to right-sided colorectal cancers.
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