Related Experiment Video
Updated: Apr 19, 2026

Structured Approach to Colonoscopy Technique Optimization: A Single-Center Experience with Novice Endoscopists
Published on: July 11, 2025
Colonoscopy procedural skills and training for new beginners
Seung-Hwa Lee1, Young-Kyu Park1, Duck-Joo Lee1
1Seung-Hwa Lee, Duck-Joo Lee, Kwang-Min Kim, Center for Health Promotion, Ajou University School of Medicine, Suwon 443-380, South Korea.
This guide explains colonoscopy techniques for new physicians, addressing the increasing demand for colorectal cancer screening. It covers essential skills and patient positioning for safe and effective colonoscope insertion and advancement.
Area of Science:
- Gastroenterology
- Medical Education
Background:
- Rising incidence of colorectal cancer globally necessitates increased screening.
- Colonoscopy offers superior diagnostic accuracy over other methods like stool tests and CT colonography.
- Growing demand for colonoscopies strains healthcare resources, highlighting the need for new practitioners.
Purpose of the Study:
- To provide a comprehensive guide on colonoscopy techniques for beginners.
- To address the challenges in learning colonoscopy, including its steep learning curve and potential complications.
- To facilitate the training of primary care physicians in performing colonoscopies.
Main Methods:
- Detailed description of patient and examiner positioning.
- Explanation of fundamental colonoscopy skills (tip deflection, insertion, torque).
- Instruction on advanced maneuvers (jiggling, hooking, slide-by) and assisting techniques (abdominal compression, breathing-holding).
Main Results:
- The article outlines key aspects of colonoscope insertion and advancement.
- It emphasizes the importance of mastering basic and advanced skills for complete examination.
- Training in assisting techniques is crucial for procedural success.
Conclusions:
- This guide aims to assist new physicians, particularly primary care physicians, in learning colonoscopy.
- Mastery of described techniques is essential for safe and effective colonoscopic examinations.
- Improved training accessibility can help meet the rising demand for colorectal cancer screening.
Related Concept Videos
Endoscopic Procedures II: Colonoscopy
Endoscopic Procedures IV: Sigmoidoscopy and Laproscopy
Sigmoidoscopy
Sigmoidoscopy is a diagnostic procedure that uses a flexible sigmoidoscope equipped with a light source and camera to examine the rectum and sigmoid colon. The procedure involves inserting the tube through the anus...
Endoscopic Procedures I: Esophagogastroduodenoscopy
During an EGD, the endoscope can be used to:
Imaging Studies III: Gastrointestinal Motility Studies and Virtual Colonoscopy
Radionuclide Testing
Radionuclide testing is a sophisticated medical technique for assessing gastrointestinal motility. It focuses on gastric emptying and colonic transit time. Radioactive markers track the movement of food through the digestive system, providing insights into gastrointestinal disorders.
In gastric emptying studies, a meal's liquid and...
Endoscopic Studies I: Bronchoscopy and Thoracoscopy
Bronchoscopy
Description
Bronchoscopy is a procedure that involves direct visualization of the larynx, trachea, and bronchi for diagnostic and therapeutic purposes. A flexible fiber optic or rigid bronchoscope is used to carry out the procedure. The fiber-optic bronchoscope is more frequently used due...
Endoscopic Procedures V: ERCP
Patient...

