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Capsule Retention in Crohn's Disease: A Meta-analysis
Shabana F Pasha1, Marco Pennazio2, Emanuele Rondonotti3
1Mayo Clinic Arizona, Scottsdale, Arizona, USA.
Inflammatory Bowel Diseases
|May 4, 2019
Summary
Capsule endoscopy retention in Crohn's disease is lower than previously reported. Using a patency capsule or MR/CT enterography reduces retention risk in established Crohn's disease.
Area of Science:
- Gastroenterology
- Medical Imaging
- Endoscopy
Background:
- Capsule endoscopy (CE) utilization in Crohn's disease (CD) is limited by retention risk.
- This systematic review evaluates CE retention rates in adult and pediatric CD patients.
- The study assesses if patency capsule (PC) or MR/CT enterography reduces retention risk in established CD (ECD).
Purpose of the Study:
- To systematically review capsule retention rates in Crohn's disease.
- To compare retention risks between established CD (ECD) and suspected CD (SCD).
- To determine the impact of patency capsule (PC) and MR/CT enterography on CE retention in ECD.
Main Methods:
- Systematic review of studies reporting CE retention in CD patients.
- Pooled estimation of retention rates and relative risk.
- Comparison of retention rates in adult vs. pediatric CD, and ECD vs. SCD.
Main Results:
- Overall CD retention rate was 3.32%. ECD retention was 4.63%, SCD was 2.35%.
- Adult CD retention was 3.49%, pediatric CD was 1.64%.
- Retention risk was higher in adult ECD vs. SCD, but not different in pediatric ECD vs. SCD. PC and MR/CT enterography reduced ECD retention rates.
Conclusions:
- This meta-analysis shows lower CE retention rates in SCD and ECD compared to older literature.
- Pediatric CD has lower retention rates than adult CD.
- Negative PC or MR/CT enterography significantly lowers retention rates in established CD.