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Computer-Aided Detection False Positives in Colonoscopy.

Yu-Hsi Hsieh1,2, Chia-Pei Tang1,2, Chih-Wei Tseng1,2

  • 1Division of Gastroenterology, Department of Internal Medicine, Dalin Tzu Chi Hospital, Buddhist Tzu Chi Medical Foundation, Chiayi 62247, Taiwan.

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Summary
This summary is machine-generated.

Computer-aided detection (CADe) increases adenoma detection rates (ADRs) during colonoscopies but generates false positives (FPs). Water exchange (WE) may reduce FPs and improve ADRs.

Keywords:
artificial intelligencecolonoscopycomputer-aided detectionfalse positivewater exchange

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Area of Science:

  • Gastroenterology
  • Medical Imaging
  • Endoscopy Technology

Background:

  • Computer-aided detection (CADe) significantly enhances adenoma detection rates (ADRs) in colonoscopies.
  • A primary limitation of CADe is the occurrence of false positives (FPs), which can lead to user fatigue and increased procedural costs.
  • Existing definitions of FPs vary, and their frequency can be significantly higher in video analysis studies compared to clinical observations.

Purpose of the Study:

  • To evaluate the potential of water exchange (WE) as a method to reduce false positives (FPs) generated by computer-aided detection (CADe) during colonoscopy.
  • To explore how water exchange (WE) might further augment adenoma detection rates (ADRs) when used in conjunction with CADe.

Main Methods:

  • Review of existing literature on CADe performance, false positive (FP) definitions, and their impact on colonoscopy.
  • Discussion of water exchange (WE) as an emerging technique for intra-procedural colon cleansing.
  • Analysis of the theoretical benefits of WE in mitigating CADe-associated FPs and potentially improving ADRs.

Main Results:

  • CADe demonstrates a clear benefit in increasing adenoma detection rates (ADRs).
  • False positives (FPs) are a significant challenge, with high reported rates in video analysis and potential links to suboptimal bowel preparation.
  • Short-duration FPs are common, and their management (e.g., polypectomy) increases procedure time and resource utilization.

Conclusions:

  • Water exchange (WE) presents a promising, colonoscopist-controlled method to potentially reduce the burden of false positives (FPs) from CADe systems.
  • Implementing WE could mitigate user fatigue and resource overutilization associated with CADe FPs.
  • Further research is warranted to validate the efficacy of water exchange (WE) in reducing FPs and enhancing adenoma detection rates (ADRs) with CADe.