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Updated: Aug 15, 2026

Perturbations of Circulating miRNAs in Irritable Bowel Syndrome Detected Using a Multiplexed High-throughput Gene Expression Platform
Published on: November 30, 2016
Inflammatory bowel disease and irritable bowel syndrome
1Johns Hopkins University School of Medicine, Baltimore, Maryland.
Many patients initially diagnosed with irritable bowel syndrome (IBS) may actually have inflammatory bowel disease (IBD). This article highlights the common co-occurrence of IBS and IBD, impacting diagnosis and treatment.
Area of Science:
- Gastroenterology
- Internal Medicine
- Digestive Health
Background:
- Irritable bowel syndrome (IBS) is a common gastrointestinal disorder, accounting for a significant portion of gastroenterology practice visits.
- Inflammatory bowel disease (IBD) is often less prevalent than IBS, leading to potential diagnostic challenges.
- Patients with IBD may initially receive an IBS diagnosis due to overlapping symptoms.
Purpose of the Study:
- To examine the diagnostic challenges in differentiating IBS from IBD.
- To highlight the frequent co-existence of IBS and IBD in patients.
- To emphasize the importance of accurate diagnosis for effective patient management.
Main Methods:
- Review of clinical presentations and diagnostic pathways for IBS and IBD.
- Analysis of patient data to identify overlapping symptoms and diagnostic delays.
- Literature review on the comorbidity of functional gastrointestinal disorders and IBD.
Main Results:
- A substantial overlap exists between the symptoms of IBS and IBD.
- Misdiagnosis of IBD as IBS can delay appropriate treatment.
- A significant number of patients may present with both IBS and IBD concurrently.
Conclusions:
- Accurate differentiation between IBS and IBD is crucial for timely and effective treatment.
- Clinicians should maintain a high index of suspicion for IBD in patients with persistent or severe gastrointestinal symptoms.
- Recognizing the comorbidity of IBS and IBD can improve patient outcomes.
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