Clinical characteristics and long-term disease course in patients with Crohn's disease as diagnosed by video capsule endoscopy: a multicenter retrospective matched case-control study
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View abstract on PubMed
Summary
This summary is machine-generated.Video capsule endoscopy rarely diagnoses Crohn's disease. These rare cases show distinct characteristics and a more favorable long-term prognosis compared to conventionally diagnosed patients.
Area Of Science
- Gastroenterology
- Digestive Endoscopy
- Inflammatory Bowel Disease
Background
- Crohn's disease diagnosis can be challenging, especially when initial investigations are inconclusive.
- Video capsule endoscopy (VCE) is infrequently used for diagnosing Crohn's disease in patients with negative conventional findings.
Purpose Of The Study
- To evaluate the clinical characteristics and long-term outcomes of Crohn's disease patients diagnosed solely by VCE.
- To compare these rare cases with conventionally diagnosed Crohn's disease patients.
Main Methods
- A multicenter study included patients diagnosed with Crohn's disease via VCE despite normal ileocolonoscopy and cross-sectional imaging.
- Case-matched controls with abnormal findings on conventional diagnostics were selected at a 3:1 ratio.
- Clinical data and long-term outcomes were analyzed over a median follow-up of 10 years.
Main Results
- Only 0.6% of patients were diagnosed with Crohn's disease using VCE after negative conventional tests.
- VCE-diagnosed cases had significantly different disease locations and behaviors but similar perianal fistula rates compared to controls.
- VCE-diagnosed cases presented with lower initial disease activity and inflammatory markers, and exhibited a significantly lower risk of complications, biologics use, hospitalizations, and surgeries over 10 years.
Conclusions
- Crohn's disease diagnosed exclusively by VCE is rare.
- These patients demonstrate unique clinical features and a more favorable long-term disease trajectory.
- VCE plays a crucial role in diagnosing elusive small bowel Crohn's disease.
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