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Related Concept Videos

Inflammatory Bowel Disease V: Surgical Management01:21

Inflammatory Bowel Disease V: Surgical Management

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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.
Here are some common surgical interventions for IBD:
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Imaging Studies III: Gastrointestinal Motility Studies and Virtual Colonoscopy01:26

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This lesson explores three gastrointestinal imaging techniques: radionuclide testing, colonic transit studies, and virtual colonoscopy.
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Ulcerative colitis is a chronic inflammatory condition primarily affecting the colon and rectum. The primary drugs used in the treatment of ulcerative colitis are aminosalicylates. They exhibit anti-inflammatory and immunosuppressive properties. They modulate inflammatory mediators and inhibit the activity of nuclear factor κB (NF-κB). Aminosalicylates also reduce inflammation by inhibiting prostaglandin and leukotriene production and decreasing neutrophil chemotaxis and superoxide...
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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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Related Experiment Video

Updated: Apr 10, 2026

The C-seal: A Biofragmentable Drain Protecting the Stapled Colorectal Anastomosis from Leakage
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Colorectal Stents: Current Status.

Jeong-Mi Lee1, Jeong-Sik Byeon1

  • 1Department of Gastroenterology, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea.

Clinical Endoscopy
|June 12, 2015
PubMed
Summary
This summary is machine-generated.

Self-expandable metal stents (SEMS) effectively decompress colon obstruction in palliative and high-risk surgical cancer patients. Prophylactic SEMS without obstruction symptoms are not recommended, but technology advances may expand future uses.

Keywords:
ColonColorectal neoplasmsObstructionStents

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Area of Science:

  • Gastroenterology
  • Interventional Endoscopy
  • Oncology

Background:

  • Colorectal obstruction is a significant clinical challenge.
  • Self-expandable metal stents (SEMS) offer a minimally invasive treatment option.

Purpose of the Study:

  • To evaluate the efficacy and safety of colorectal SEMS.
  • To define current recommendations for SEMS use in colonic obstruction.

Main Methods:

  • Review of current evidence and clinical practice guidelines.
  • Endoscopic insertion of SEMS under fluoroscopic guidance.

Main Results:

  • High technical and clinical success rates for colorectal SEMS.
  • Acceptable complication rates associated with SEMS insertion.
  • SEMS recommended for palliation and as a bridge to surgery in specific patient groups.

Conclusions:

  • Colorectal SEMS are effective and safe for managing malignant colonic obstruction.
  • Current indications focus on palliation and high-risk surgical patients.
  • Prophylactic SEMS in asymptomatic patients is not advised; future indications may expand.