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Related Concept Videos

Intestinal Obstruction II: Pathophysiology01:07

Intestinal Obstruction II: Pathophysiology

Intestinal obstruction triggers a series of physiological responses, starting with gas and fluid accumulation in the bowel segment proximal to the obstruction, leading to distension. This distended intestine compresses the diaphragm, hindering lung expansion and potentially leading to reduced respiratory effort, atelectasis, and pneumonia.To overcome the blockage, the gut intensifies contractions, causing colicky abdominal pain, nausea, and vomiting, which reduces fluid and food intake and...
Intestinal Obstruction I: Introduction01:29

Intestinal Obstruction I: Introduction

Intestinal obstruction is a partial or complete blockage of the small or large intestine that disrupts the normal flow of intestinal contents through the lumen. This interruption impairs digestion, absorption, and fluid balance, and may lead to serious complications if not treated promptly.Mechanical ObstructionMechanical obstruction occurs when a physical blockage prevents intestinal contents from passing, arising from within the lumen or the bowel wall, or from external compression.Adhesions,...
Anatomy of the Intestines01:23

Anatomy of the Intestines

Although digestion of proteins, carbohydrates, and lipids may begin in the stomach, it is completed in the intestine. The absorption of nutrients, water, and electrolytes from food and drink also occurs in the intestine. The intestines can be divided into two structurally distinct organs—the small and large intestines.
Small Intestines
The small intestine is an ~7 meter-long tube with an inner diameter of just 2.5 cm. Since most nutrients are absorbed here, the inner lining of the small...
Inflammatory Bowel Disease I: Introduction01:26

Inflammatory Bowel Disease I: Introduction

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 “skip lesions” in which...
Inflammatory Bowel Disease IV: Clinical Manifestations01:20

Inflammatory Bowel Disease IV: Clinical Manifestations

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 disease course is marked...
Bacterial Gastroenteritis01:18

Bacterial Gastroenteritis

Bacterial gastroenteritis, characterized by diarrhea, abdominal cramps, and vomiting, is often caused by ingestion of contaminated food or water and is frequently associated with pathogenic Escherichia coli strains. These microbes exploit two principal mechanisms to inflict disease.Shiga toxin–producing E. coli, also referred to as STEC—notably O157:H7—release Shiga toxins that target ribosomes, blocking protein synthesis. The B subunit of the toxin binds the host glycolipid receptor...

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Related Experiment Video

Updated: May 11, 2026

Catheterization of Intestinal Loops in Ruminants
17:15

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Published on: June 11, 2009

Yersinia intussusception: case report and review.

Austin N May1, Susan M Piper, Craig S Boutlis

  • 1Infectious Diseases Department, Wollongong Hospital, Wollongong, New South Wales, Australia.

Journal of Paediatrics and Child Health
|May 29, 2013
PubMed
Summary

This study details Australia's first pediatric Yersinia enterocolitica intussusception case. Early identification of Yersinia infection is crucial for appropriate antibiotic selection in children.

Keywords:
Yersiniacase reportsintussusception

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Area of Science:

  • Pediatric Gastroenterology
  • Infectious Diseases
  • Epidemiology

Background:

  • Intussusception is a common pediatric emergency with multifactorial causes.
  • Infections, particularly Yersinia, are implicated in some intussusception cases.
  • Accurate diagnosis of Yersinia influences antibiotic treatment strategies.

Observation:

  • Reports Australia's first confirmed case of Yersinia enterocolitica-associated intussusception in a child.
  • Reviews global case data on Yersinia-related intussusception.

Findings:

  • Yersinia enterocolitica is a significant bacterial association in pediatric intussusception.
  • This case highlights the importance of considering Yersinia in the differential diagnosis.

Implications:

  • Informing clinical practice regarding pediatric intussusception diagnosis and management.
  • Guiding antibiotic choices in suspected Yersinia infections.
  • Contributing to the global understanding of intussusception etiology.