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Serum Laboratory Studies, Stool Test, Breath Test01:30

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Updated: Jun 8, 2026

Evaluation of Colorectal Cancer Risk and Prevalence by Stool DNA Integrity Detection
07:35

Evaluation of Colorectal Cancer Risk and Prevalence by Stool DNA Integrity Detection

Published on: June 8, 2020

Performance improvements of stool-based screening tests.

Leonie van Dam1, Ernst J Kuipers, Monique E van Leerdam

  • 1Department of Gastroenterology and Hepatology, Erasmus MC, University Medical Centre Rotterdam, Netherlands. l.vandam.1@erasmusmc.nl

Best Practice & Research. Clinical Gastroenterology
|September 14, 2010
PubMed
Summary
This summary is machine-generated.

Stool tests like fecal immunochemical tests (FITs) offer better colorectal cancer (CRC) detection than older methods. This review examines factors affecting the performance of FITs and stool DNA tests for CRC screening.

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Area of Science:

  • Gastroenterology and Oncology
  • Diagnostic Screening Technologies

Background:

  • Colorectal cancer (CRC) screening relies on non-invasive stool testing.
  • Guaiac-based fecal occult blood tests (gFOBT) reduce mortality but have low sensitivity.
  • Faecal immunochemical tests (FITs) offer improved sensitivity and uptake over gFOBT.

Purpose of the Study:

  • To review factors influencing the performance of stool-based CRC screening tests.
  • To compare the efficacy of gFOBT, FITs, and stool DNA (sDNA) tests.
  • To highlight the advantages of quantitative FITs for personalized screening.

Main Methods:

  • Literature review of studies on stool-based CRC screening tests.
  • Analysis of factors affecting test performance: sensitivity, specificity, and uptake.
  • Comparison of gFOBT, FITs, and sDNA tests for CRC and adenoma detection.

Main Results:

  • FITs demonstrate superior sensitivity and higher patient uptake compared to gFOBT.
  • Quantitative FITs allow flexible cut-off levels for tailored screening strategies.
  • Stool DNA (sDNA) tests show potential for improved detection, but require large-scale validation.

Conclusions:

  • FITs represent a significant advancement in non-invasive CRC screening.
  • Quantitative FITs offer adaptability for diverse screening populations and resource levels.
  • Further research is needed to establish the population-based utility of sDNA tests.