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Related Concept Videos

Inflammatory Bowel Disease II: Ulcerative Colitis01:20

Inflammatory Bowel Disease II: Ulcerative Colitis

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Ulcerative colitis is a chronic inflammatory disorder of the colon characterized by continuous mucosal inflammation that typically begins in the rectum and extends proximally in a uniform pattern. Its pathogenesis involves a complex interplay of genetic predisposition, immune dysregulation, and environmental influences. These factors converge to impair the colon’s epithelial defenses and promote an exaggerated inflammatory response against luminal contents.Breakdown of the Mucosal...
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Inflammatory Bowel Disease I: Ulcerative Colitis01:27

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Introduction
Inflammatory bowel disease, or IBD, encompasses a group of disorders characterized by chronic inflammation or ulceration of the gastrointestinal tract.
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Inflammatory Bowel Disease IV: Clinical Manifestations01:20

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Inflammatory bowel disease (IBD) encompasses two major chronic disorders—ulcerative colitis and Crohn’s disease—each characterized by relapsing episodes of gastrointestinal inflammation. Although they share certain clinical features, their patterns of involvement and manifestations differ in ways that aid diagnosis and guide management.Ulcerative ColitisUlcerative colitis is limited to the colon and rectum and involves continuous inflammation of the mucosal layer. The...
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Drugs for Treatment of Ulcerative Colitis in IBD01:29

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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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Inflammatory Bowel Disease I: Introduction01:26

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Inflammatory bowel disease is a group of chronic disorders marked by recurrent inflammation of the gastrointestinal tract due to an abnormal immune response against gut microflora. This leads to tissue damage. The two main forms are Crohn’s disease and ulcerative colitis.Crohn’s DiseaseCrohn’s disease is a relapsing inflammatory disorder that can affect any part of the GI tract, from the mouth to the anus. It involves all layers of the bowel wall (transmural) and shows...
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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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Related Experiment Video

Updated: Apr 27, 2026

Evaluating Therapeutic Interventions in the SHIP-deficient Mouse Model of Crohn Disease-like Ileitis and Fibrosis
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Relapsing and refractory ulcerative colitis in children.

Dan Turner1

  • 1Pediatric Gastroenterology and Nutrition Unit, Shaare Zedek Medical Center, The Hebrew University of Jerusalem, Jerusalem, Israel.

Digestive Diseases (Basel, Switzerland)
|June 28, 2014
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Summary
This summary is machine-generated.

Pediatric ulcerative colitis (UC) often presents aggressively. This review guides clinicians on managing refractory or relapsing UC in children, emphasizing timely escalation and ruling out other conditions.

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Area of Science:

  • Pediatric Gastroenterology
  • Inflammatory Bowel Disease Research

Background:

  • Ulcerative colitis (UC) in children frequently exhibits a more severe and extensive disease course compared to adults.
  • Approximately 50% of pediatric UC cases involve refractory, relapsing, or steroid-dependent disease, necessitating aggressive management strategies.

Purpose of the Study:

  • To provide a comprehensive overview of managing refractory and relapsing ulcerative colitis in pediatric patients.
  • To guide clinicians in treatment escalation decisions for challenging pediatric UC cases.

Main Methods:

  • Review of existing evidence on pediatric ulcerative colitis management.
  • Emphasis on differential diagnosis for refractory symptoms.
  • Discussion of treatment optimization, escalation, colectomy, and experimental therapies.

Main Results:

  • Steroid dependency in pediatric UC is unacceptable and requires prompt intervention.
  • Accurate diagnosis is crucial, differentiating inflammatory activity from other conditions like infections or non-adherence.
  • Treatment optimization includes correct dosing, therapeutic drug monitoring, combination therapy, and adequate trial periods.

Conclusions:

  • Timely escalation of therapy is vital in pediatric UC, but only after optimizing current treatments and ruling out alternative diagnoses.
  • Colectomy remains a viable option, and experimental therapies can be considered when standard treatments fail and colectomy is undesirable.