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Related Concept Videos

Endoscopic Procedures II: Colonoscopy01:25

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The colon, or large intestine, is the final segment of the digestive system. Its primary functions include absorbing water and vitamins produced by gut bacteria and transforming waste from liquid to solid to form stool. In adults, the large intestine is approximately 5 feet long and consists of four main sections:
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Endoscopic Procedures IV: Sigmoidoscopy and Laproscopy01:26

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Sigmoidoscopy and laparoscopy are distinct medical procedures that enable physicians to internally inspect different parts of the GI tract. Although they serve different purposes, each is essential for diagnosing and, in some cases, treating various medical conditions.
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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...
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Surgical interventions for inflammatory bowel disease (IBD), which includes ulcerative colitis and Crohn's disease, are essential in managing symptoms and addressing complications. The selection of surgical procedures is contingent upon the specific conditions and complications that stem from these illnesses.
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Endoscopic Retrograde Cholangiopancreatography (ERCP) is a diagnostic procedure that combines endoscopy and fluoroscopy to diagnose and treat conditions related to the bile ducts, pancreatic ducts, and gallbladder. This procedure is beneficial for identifying and addressing blockages, gallstones, strictures, and tumors within the biliary or pancreatic systems. ERCP is both diagnostic and therapeutic, offering the ability to visualize and treat identified problems in one session.
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Related Experiment Video

Updated: Jul 29, 2025

Structured Approach to Colonoscopy Technique Optimization: A Single-Center Experience with Novice Endoscopists
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Difficult colorectal polypectomy: Technical tips and recent advances.

Sukit Pattarajierapan1, Hiroyuki Takamaru2, Supakij Khomvilai3

  • 1Surgical Endoscopy Colorectal Division, Department of Surgery, Faculty of Medicine, Chulalongkorn University, Bangkok 10330, Thailand. sukit.p@chulahospital.org.

World Journal of Gastroenterology
|May 22, 2023
PubMed
Summary
This summary is machine-generated.

Managing difficult colorectal polyps is crucial for preventing colorectal cancer (CRC). This review details advanced techniques and technologies for safe and effective removal of challenging polyps during colonoscopy.

Keywords:
AdenomaColonic polypsColonoscopyEndoscopic mucosal resectionEndoscopic submucosal dissectionPolypectomy

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Area of Science:

  • Gastroenterology
  • Endoscopy
  • Surgical Oncology

Background:

  • Colonoscopy effectively prevents colorectal cancer (CRC) by removing precancerous adenomas.
  • Up to 15% of colorectal polyps are considered difficult to remove due to size, shape, or location.
  • Difficult polyps pose a risk of complications if not managed properly.

Purpose of the Study:

  • To review strategies and tips for managing difficult colorectal polyps.
  • To highlight advanced polypectomy techniques and technologies for safe polyp resection.
  • To propose a stepwise approach for handling challenging polyp cases.

Main Methods:

  • Review of current literature on difficult polyp management.
  • Description of advanced polypectomy techniques including endoscopic mucosal resection (EMR) and endoscopic submucosal dissection (ESD).
  • Discussion of technological advancements aiding complex polypectomies.

Main Results:

  • Various advanced techniques (EMR, ESD, etc.) exist for difficult polyp removal.
  • New technologies enhance safety and efficacy in complex endoscopic procedures.
  • Endoscopist's skill and knowledge of available devices are key to successful outcomes.

Conclusions:

  • Effective management of difficult colorectal polyps requires advanced techniques and technologies.
  • A stepwise approach and proper device utilization can improve polypectomy outcomes.
  • Continuous learning and adaptation to new technologies are essential for endoscopists.