Related Experiment Video
Updated: Jun 20, 2026
A Rat Model of Pouchitis Following Proctocolectomy and Ileal Pouch-Anal Anastomosis Using Dextran Sulfate Sodium
Published on: May 31, 2024
Pediatric inflammatory bowel disease: is it different?
1Pediatric Gastroenterology and Nutrition Unit, Wolfson Medical Center, Tel Aviv University, Tel Aviv 58100, Israel. alevine@wolfson.health.gov.il
Insights
Pediatric inflammatory bowel disease, including Crohn's disease (CD) and ulcerative colitis (UC), presents differently than adult-onset disease. Pediatric patients often have more extensive disease, increased severity, and a higher likelihood of upper gastrointestinal involvement.
Area of Science:
- Gastroenterology
- Pediatric Medicine
- Inflammatory Bowel Disease (IBD) research
Background:
- Clinical manifestations of Crohn's disease (CD) and ulcerative colitis (UC) exhibit significant phenotypic diversity.
- Age of onset is a key factor influencing disease presentation and natural history in IBD.
- Pediatric-onset IBD may differ substantially from adult-onset IBD, impacting disease management strategies.
Purpose of the Study:
- To compare the clinical phenotypes of pediatric-onset versus adult-onset inflammatory bowel disease (IBD).
- To identify key differences in disease presentation, extent, and severity between pediatric and adult patients with CD and UC.
- To highlight the unique aspects of pediatric IBD that necessitate tailored management approaches.
Main Methods:
- Comparative analysis of clinical data from pediatric and adult IBD cohorts.
- Phenotypic characterization based on disease extent, severity, and age of onset.
- Review of existing literature comparing adult and pediatric IBD presentations.
Main Results:
- Pediatric-onset ulcerative colitis (UC) frequently presents as pancolitis (60-70% of cases) compared to adult-onset UC (20-30%).
- Pediatric patients with UC are more prone to severe disease and steroid dependence.
- Crohn's disease (CD) shows an inverse relationship with age; younger children are more likely to have colonic CD and upper gastrointestinal involvement.
- Growth failure in pediatric IBD patients indicates a high-risk group for complications.
Conclusions:
- Significant differences exist in the phenotype of pediatric versus adult-onset ulcerative colitis and Crohn's disease.
- Pediatric IBD patients often exhibit more extensive and severe disease, including upper GI involvement and growth issues.
- Recognizing these pediatric-specific phenotypes is crucial for effective disease management and improving patient outcomes.
Abstract:
The clinical manifestations of Crohn's disease (CD) and ulcerative colitis (UC) are highly variable, with significant diversity in phenotypes of the diseases. This diversity may manifest as a difference in age of onset. Pediatric-onset disease may present differently and have a different natural history, with ramifications for disease management. Clear evidence exists at present that pediatric-onset UC may be different than adult-onset UC. The primary difference in disease phenotype is extent of disease. Approximately 60-70% of patients with pediatric-onset UC present with pancolitis, as opposed to approximately 20-30% in adults. Patients are more likely to have severe disease and become steroid-dependent. CD may be affected by an age gradient. There is an inverse linear relationship between age and colonic CD, the younger the patient, the more likely is the patient to have colonic CD. This inverse relationship is true through age 10. In addition, pediatric patients are more likely to have upper gastrointestinal involvement than their adult peers. Comparing adult and pediatric phenotypes is fraught with methodological obstacles. Disease behavior, with the exception of growth failure, seems to parallel disease behavior in adults. Patients with growth retardation are a high risk group for complications and should be managed as such.
Related Concept Videos
01:26Inflammatory Bowel Disease I: Introduction
01:27Inflammatory Bowel Disease I: Ulcerative Colitis
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...
01:30Inflammatory Bowel Disease II: Crohn's Disease
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 transmural...
01:20Inflammatory Bowel Disease IV: Clinical Manifestations
01:30Inflammatory Bowel Disease III: Diagnostic Studies and Management I-Nutritional Therapy
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 colonic...
01:29Inflammatory Bowel Disease IV: Pharmacological Management
Pharmacologic...