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Updated: Jun 25, 2025

Chronic Salmonella Infection Induced Intestinal Fibrosis
Published on: September 22, 2019
[Extra-intestinal manifestations associated with Crohn's disease]
Ibrahim Ayada1, Michiel P van Wijk1, Nanne K de Boer2
1Emma Kinderziekenhuis, afd. Kindermaag-darm-leverziekten, Amsterdam.
Extra-intestinal manifestations (EIM) can be the first sign of Crohn's disease (CD), delaying diagnosis. Prompt identification and treatment of EIM are crucial for managing both symptoms and underlying Crohn's disease.
Area of Science:
- Gastroenterology
- Rheumatology
- Dermatology
- Ophthalmology
Background:
- Extra-intestinal manifestations (EIM) are common in Crohn's disease (CD).
- EIM can precede, coincide with, or follow gastrointestinal symptoms.
- These manifestations impact patient quality of life and require timely diagnosis.
Purpose of the Study:
- To highlight the significance of EIM as early indicators of Crohn's disease.
- To present cases where EIM led to delayed CD diagnosis.
- To review the epidemiology and clinical presentation of prevalent EIM.
Main Methods:
- Case series analysis of three patients (two pediatric, one adult).
- Review of literature on EIM prevalence, epidemiology, and symptoms in Crohn's disease.
- Analysis of diagnostic timelines in relation to EIM onset.
Main Results:
- EIM preceded the diagnosis of Crohn's disease in all presented cases.
- Commonly affected areas include joints, skin, and eyes.
- EIM can occur independently of active gastrointestinal disease activity.
Conclusions:
- EIM are critical diagnostic clues for Crohn's disease, even before GI symptoms appear.
- Early recognition of EIM is essential for prompt CD diagnosis and management.
- A comprehensive approach is needed to address both EIM and underlying CD.
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