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Cell-free DNA approaches for cancer early detection and interception
Jamie E Medina1, Nicholas C Dracopoli2, Peter B Bach2
1Johns Hopkins University School of Medicine, Baltimore, Maryland, USA.
Journal for Immunotherapy of Cancer
|September 11, 2023
Summary
Early cancer detection tests show promise for identifying cancer sooner and reducing overdiagnosis. Cell-free DNA (cfDNA) tests are a key focus, but clinical utility must be proven before widespread use.
Area of Science:
- Oncology
- Biotechnology
- Medical Diagnostics
Background:
- Significant progress in early cancer detection aims to improve treatment outcomes and minimize overdiagnosis.
- Current screening principles guide the development and evaluation of new cancer detection methods.
Purpose of the Study:
- To evaluate the progress of early cancer detection tests.
- To review cell-free DNA (cfDNA)-based approaches for early cancer detection.
- To discuss challenges in demonstrating clinical utility.
Main Methods:
- Review of current principles for cancer screening.
- Evaluation of cell-free DNA (cfDNA)-based detection methods including mutations, methylation, and fragmentomes.
Main Results:
- Advancements in early cancer detection are nearing the goals of early treatment and cure.
- Cell-free DNA (cfDNA) offers promising avenues for early cancer detection through various molecular analyses.
- Demonstrating clinical utility remains a critical hurdle for integrating these tests into practice.
Conclusions:
- Early cancer detection technologies are advancing rapidly, aligning with screening principles.
- Cell-free DNA (cfDNA) analysis represents a significant area of development for early cancer detection.
- Further research is needed to establish the clinical utility and ensure responsible integration of these novel tests.
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