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Small bowel cleanliness in capsule endoscopy: a case-control study using validated artificial intelligence algorithm.

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Performing small bowel capsule endoscopy (SBCE) immediately after colonoscopy maintains adequate small bowel cleanliness. This streamlined approach is effective for diagnosing small bowel diseases without compromising diagnostic quality.

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Area of Science:

  • Gastroenterology
  • Medical Imaging
  • Diagnostic Procedures

Background:

  • Small bowel capsule endoscopy (SBCE) is crucial for diagnosing small bowel diseases.
  • Immediate SBCE post-colonoscopy is considered when active disease is suspected.
  • The impact of immediate SBCE on small bowel cleanliness remains unclear.

Purpose of the Study:

  • To evaluate small bowel cleanliness after immediate SBCE post-colonoscopy.
  • To compare cleanliness scores between immediate SBCE and standalone SBCE groups.
  • To assess the influence of preparation timing and volume on cleanliness.

Main Methods:

  • Retrospective analysis of 85 SBCE cases using polyethylene glycol preparation.
  • Comparison of small bowel cleanliness scores between a study group (immediate SBCE post-colonoscopy) and a control group (standalone SBCE).
  • Validated artificial intelligence (AI) algorithm used to assess cleanliness (cut-off score > 3.25 for adequate).

Main Results:

  • Adequate small bowel cleanliness was achieved in 88.2% of cases, with no significant difference between groups.
  • Mean cleanliness scores were comparable: 3.970 ± 0.603 (study group) vs. 3.937 ± 0.428 (control group).
  • Better colon preparation correlated with higher small bowel cleanliness scores in the study group (p=0.015).

Conclusions:

  • Small bowel cleanliness is adequately maintained when SBCE is performed immediately after colonoscopy.
  • The timing and volume of purgative administration did not significantly impact small bowel cleanliness.
  • This combined procedure offers a viable option for efficient diagnosis of small bowel pathology.