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Updated: Jul 5, 2025

Author Spotlight: Advancing Early Detection and Treatment of Gastrointestinal Tumors
Published on: February 16, 2024
Predictive and prognostic biomarkers in gastrointestinal tract tumours
Klaudia M Nowak1, Runjan Chetty2
1Laboratory Medicine Program, Toronto General Hospital, University Health Network, Toronto, Ontario, Canada.
Abstract:
Tumours of the gastrointestinal tract represent nearly a quarter of all newly diagnosed tumours diagnosed in 2019. Various treatment modalities for gastrointestinal cancers exist, some of which may be guided by biomarkers. Biomarkers act as gauges of either normal or pathogenic processes or responses to an exposure or intervention. They come in many forms. This review explores established and potential molecular/immunohistochemical (IHC) predictive and prognostic biomarkers of the gastrointestinal tract.
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