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Updated: May 9, 2026

Structured Approach to Colonoscopy Technique Optimization: A Single-Center Experience with Novice Endoscopists
Published on: July 11, 2025
Recommended intervals between screening and surveillance colonoscopies
Todd H Baron1, Thomas C Smyrk, Douglas K Rex
1Division of Gastroenterology and Hepatology, Mayo Clinic, Rochester, MN.
Updated colonoscopy guidelines emphasize sessile serrated lesions for colorectal cancer screening and surveillance. Understanding these recommendations optimizes patient safety and reduces healthcare costs.
Area of Science:
- Gastroenterology
- Oncology
- Preventive Medicine
Background:
- Colonoscopy is the primary method for colorectal cancer screening and surveillance.
- Recent guideline updates highlight the significance of sessile serrated lesions in colorectal cancer development.
- Awareness of updated screening and surveillance recommendations is crucial for healthcare providers.
Purpose of the Study:
- To review and summarize the latest guidelines for screening and surveillance colonoscopy.
- To emphasize the role of sessile serrated lesions in colorectal cancer.
- To provide evidence-based recommendations for colonoscopy intervals.
Main Methods:
- A comprehensive literature search of PubMed was conducted for articles and guidelines on colorectal polyp and serrated adenoma screening and surveillance.
- The search included terms such as 'colorectal cancer screening,' 'colonoscopy,' 'guidelines,' 'colorectal polyps,' and 'colorectal surveillance.'
- The most recent guidelines and relevant articles were selected for this review.
Main Results:
- The review discusses the foundational principles of screening and surveillance colonoscopy.
- It addresses the updated recommendations, particularly concerning sessile serrated lesions.
- Specific recommendations for colonoscopy intervals are provided based on current guidelines.
Conclusions:
- Adherence to updated screening and surveillance colonoscopy guidelines is essential.
- Recognizing the importance of sessile serrated lesions improves colorectal cancer detection and prevention.
- Optimizing colonoscopy practices enhances patient safety and healthcare resource utilization.
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