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Related Concept Videos

Inflammatory Bowel Disease I: Ulcerative Colitis01:27

Inflammatory Bowel Disease I: Ulcerative Colitis

682
Introduction
Inflammatory bowel disease, or IBD, encompasses a group of disorders characterized by chronic inflammation or ulceration of the gastrointestinal tract.
Risk Factors
The exact cause of IBD remains unclear, although it is believed to be due to a mix of genetic, environmental, microbial, and immune factors. Genetic factors are significant in determining susceptibility to IBD, with family history being a critical risk factor. Individuals with a first-degree relative who has IBD are at...
682
Drugs for Treatment of Ulcerative Colitis in IBD01:29

Drugs for Treatment of Ulcerative Colitis in IBD

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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...
337
Inflammatory Bowel Disease V: Surgical Management01:21

Inflammatory Bowel Disease V: Surgical Management

336
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:
336
Chronic Bowel Disorders: Introduction01:17

Chronic Bowel Disorders: Introduction

666
Chronic bowel diseases are a group of long-term conditions affecting the digestive tract, characterized by inflammation and damage to the gut lining. These conditions primarily include irritable bowel syndrome and inflammatory bowel disease.
Irritable Bowel Syndrome (IBS) is a common disorder affecting the gastrointestinal tract. The distinctive feature is recurrent abdominal pain associated with altered bowel movements, manifesting as constipation, diarrhea, or fluctuating between both. The...
666
Inflammatory Bowel Disease II: Crohn's Disease01:30

Inflammatory Bowel Disease II: Crohn's Disease

737
Introduction
Inflammatory bowel disease, commonly known as IBD, refers to a collection of disorders that lead to persistent inflammation of the gastrointestinal tract. The two types of IBD are ulcerative colitis, which impacts the colon, and Crohn's disease, which can involve any part of the gastrointestinal segment.
Crohn's disease
Crohn's disease is a chronic, systemic inflammatory bowel disease (IBD) that predominantly affects the gastrointestinal tract. It is marked by...
737
Inflammatory Bowel Disease III: Diagnostic Studies and Management I-Nutritional Therapy01:30

Inflammatory Bowel Disease III: Diagnostic Studies and Management I-Nutritional Therapy

535
Various diagnostic tests are employed in the diagnostic process for Inflammatory Bowel Disease (IBD), particularly to differentiate between Crohn's disease and ulcerative colitis.
Diagnostic studies
A colonoscopy is the definitive screening test, distinguishing ulcerative colitis from other colon diseases with similar symptoms. During a colonoscopy test, inflamed mucosa with exudate ulcerations can be observed, and biopsies are taken to determine the histologic characteristics of the...
535

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Related Experiment Video

Updated: Dec 9, 2025

Analyzing Beneficial Effects of Nutritional Supplements on Intestinal Epithelial Barrier Functions During Experimental Colitis
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Ulcerative colitis.

Taku Kobayashi1, Britta Siegmund2, Catherine Le Berre3

  • 1Center for Advanced IBD Research and Treatment, Kitasato University Kitasato Institute Hospital, Tokyo, Japan. kobataku@insti.kitasato-u.ac.jp.

Nature Reviews. Disease Primers
|September 11, 2020
PubMed
Summary

Ulcerative colitis (UC) is a chronic inflammatory bowel disease impacting the colon. While anti-tumour necrosis factor (TNF) therapies have improved outcomes, further research into UC aetiology is vital for achieving a cure.

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Area of Science:

  • Gastroenterology
  • Immunology
  • Colorectal Surgery

Background:

  • Ulcerative colitis (UC) is a chronic inflammatory bowel disease affecting the colon and rectum with unknown causes.
  • UC incidence is rising globally, posing a significant health burden.
  • Genetic, environmental, and immune factors are implicated in UC pathogenesis.

Purpose of the Study:

  • To review advancements in understanding UC mechanisms and treatment strategies.
  • To highlight the impact of anti-tumour necrosis factor (TNF) therapies.
  • To emphasize the need for personalized medicine and further research into UC aetiology.

Main Methods:

  • Literature review of UC pathogenesis, treatment outcomes, and emerging therapies.
  • Analysis of the role of anti-TNF agents in managing ulcerative colitis.
  • Discussion of current treatment goals and future directions in UC management.

Main Results:

  • Anti-TNF therapy has significantly improved treatment outcomes since the early 2000s.
  • Treatment goals have shifted towards endoscopic and histological healing.
  • Despite advances, a proportion of patients still require surgical intervention (restorative proctocolectomy).

Conclusions:

  • Personalized medicine and novel drug development are crucial for optimal UC control.
  • A deeper understanding of UC aetiology is necessary to work towards a potential cure.
  • Continued research is essential to improve long-term outcomes for ulcerative colitis patients.