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Related Concept Videos

Inflammatory Bowel Disease III: Diagnostic Studies and Management I-Nutritional Therapy01:30

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

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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...
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Inflammatory Bowel Disease I: Ulcerative Colitis01:27

Inflammatory Bowel Disease I: Ulcerative Colitis

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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.
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...
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Peptic Ulcer Disease III: Clinical Manifestations and Diagnostic Studies01:28

Peptic Ulcer Disease III: Clinical Manifestations and Diagnostic Studies

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Peptic ulcer disease (PUD) presents with diverse symptoms depending on the location and severity of the ulcer. Clinical manifestations of peptic ulcer include dull pain and a burning sensation in the mid-epigastric region.
Few clinical manifestations differentiate gastric ulcers from duodenal ulcers. Distinctions in the location, timing, and pain relief are crucial for healthcare providers in differentiating between gastric and duodenal ulcers during clinical assessments.
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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...
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Assessment of the Rectum and Anus01:25

Assessment of the Rectum and Anus

175
Evaluating the rectum and anus plays a crucial role in conducting a thorough physical examination of the gastrointestinal system. Although it may be uncomfortable and often embarrassing for the patient, it holds immense diagnostic value, particularly in detecting gastrointestinal diseases and abnormalities. This guide will explain how to perform this assessment using inspection and palpation methods.
Rectal Inspection
Begin by inspecting the perianal and anal areas for color, texture, rashes,...
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Irritable Bowel Syndrome II: Clinical Features and Diagnostic Evaluation01:30

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Irritable Bowel Syndrome II: Clinical Features and Diagnostic Evaluation
Irritable Bowel Syndrome (IBS) is classified into subtypes based on the predominant bowel habits as determined by the Bristol Stool Form Scale (BSFS). The subtypes are:
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Related Experiment Video

Updated: Jun 16, 2025

Flexible Colonoscopy in Mice to Evaluate the Severity of Colitis and Colorectal Tumors Using a Validated Endoscopic Scoring System
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Diagnosing Ulcerative Colitis: Should We Go Beyond the Surface?

Vincenzo Villanacci1, Giovanni Maconi2, Lucrezia Laschi3

  • 1Institute of Pathology, ASST Spedali Civili and University of Brescia, 25123 Brescia, Italy.

Journal of Clinical Medicine
|June 13, 2025
PubMed
Summary
This summary is machine-generated.

Ulcerative colitis, a chronic inflammatory bowel disease, primarily affects the colon lining but can extend to deeper layers. Advanced imaging helps detect this deeper inflammation for better patient management.

Keywords:
fibrosishistologymucosal healingtransmural extensionulcerative colitis

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Area of Science:

  • Gastroenterology
  • Inflammatory Bowel Disease Research
  • Colorectal Medicine

Background:

  • Ulcerative colitis (UC) is a chronic inflammatory bowel disease (IBD) primarily characterized by continuous inflammation of the large bowel's mucosal lining.
  • While UC is considered a primary mucosal disorder, evidence suggests the inflammatory process can extend beyond the mucosal surface in some patients.
  • The limitations of current therapies and diagnostic methods highlight the need to understand the full extent of UC pathology.

Purpose of the Study:

  • To review existing literature and evaluate evidence regarding the extension of inflammation beyond the mucosal layer in ulcerative colitis.
  • To assess the implications of deeper colonic wall involvement in UC pathogenesis and treatment.
  • To explore the role of advanced diagnostic tools in identifying and managing transmural inflammation in UC.

Main Methods:

  • A comprehensive literature search was conducted to gather relevant studies on ulcerative colitis and its potential transmural involvement.
  • Analysis focused on studies reporting on the efficacy of anti-inflammatory therapies, histologic healing, and imaging findings (e.g., colonic wall thickening).
  • The review considered the impact of recent advancements in diagnostic modalities, including intestinal ultrasound and magnetic resonance imaging.

Main Results:

  • Literature analysis confirmed that while UC consistently begins at the mucosal level, it can involve deeper layers of the colonic wall.
  • Therapeutic inefficacy in a significant proportion of patients, persistent inflammation, and colonic wall thickening on imaging suggest disease extension beyond the mucosa.
  • Advanced diagnostic tools like intestinal ultrasound and MRI can reveal early signs of UC disease extension and progression.

Conclusions:

  • Ulcerative colitis, despite its mucosal onset, can involve deeper colonic layers, necessitating a broader understanding of its pathology.
  • The limitations of conventional treatments and diagnostics underscore the importance of recognizing transmural inflammation.
  • Emerging imaging technologies offer promising potential for earlier detection and improved management of ulcerative colitis, particularly concerning disease extension.