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Editorial: Bowel preparation: is fair good enough?

Peter S Liang1, Jason A Dominitz2

  • 1Department of Medicine, Division of Gastroenterology, University of Washington School of Medicine, Seattle, Washington, USA.

The American Journal of Gastroenterology
|November 7, 2014
PubMed
Summary

Fair bowel preparation quality is adequate for colonoscopy cancer screening, showing no difference in adenoma detection rates compared to high-quality preparation. This finding impacts patient care and healthcare costs for colorectal cancer screening.

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Area of Science:

  • Gastroenterology
  • Endoscopic procedures
  • Colorectal cancer screening

Background:

  • Colonoscopy effectiveness in reducing colorectal cancer (CRC) incidence and mortality is linked to adenoma detection rate (ADR).
  • Bowel preparation quality significantly impacts adenoma detection during colonoscopy.
  • Endoscopists often recommend shorter intervals for colonoscopies with suboptimal bowel prep, assuming it's insufficient for CRC screening.

Discussion:

  • A systematic review and meta-analysis by Clark et al. evaluated the adequacy of fair-quality bowel preparation.
  • The study found no significant difference in ADR between colonoscopies with intermediate-quality versus high-quality bowel preparation.
  • This challenges the routine practice of shortening surveillance intervals based solely on fair bowel preparation.

Key Insights:

  • Fair bowel preparation quality is sufficient for effective colorectal cancer screening via colonoscopy.
  • Adenoma detection rates are comparable between intermediate and high-quality bowel preparations.
  • Current practices of shortening colonoscopy intervals for fair prep may be reconsidered.

Outlook:

  • Further research is needed to explore the limitations of ADR as a sole performance metric.
  • Standardization of bowel preparation quality ratings is crucial for consistent clinical application.
  • These findings could lead to optimized patient care pathways and reduced healthcare costs in CRC screening.