Multi-Cancer Early Detection Tests: State of the Art and Implications for Radiologists
Stella K Kang1, Roman Gulati1, Nathalie Moise1
1From the Departments of Radiology and Population Health, New York University Langone Medical Center, New York, NY (S.K.K.); Division of Public Health Sciences, Fred Hutchinson Cancer Center, Seattle, Wash (R.G.); Department of Medicine, Vagelos College of Physicians and Surgeons, Columbia University, New York, NY (N.M., C.H.); Herbert Irving Comprehensive Cancer Center, New York, NY (C.H., E.B.E.); and Department of Health Policy and Management, Mailman School of Public Health, Columbia University, New York, NY (E.B.E.).
Multi-cancer early detection (MCED) tests offer convenient blood-based screening for multiple cancers. Radiologists play a key role in managing test results and guiding diagnostic pathways for these innovative cancer detection tools.
Area of Science:
- Oncology
- Radiology
- Genomics
Background:
- Multi-cancer early detection (MCED) tests are emerging as noninvasive blood tests for identifying multiple cancer types.
- These tests utilize various technologies, including detection of circulating tumor DNA (ctDNA), DNA/RNA fragments, or cancer-specific proteins.
Purpose of the Study:
- To highlight the critical role of radiologists in the diagnostic process for MCED tests.
- To discuss the challenges and considerations for integrating MCED tests into clinical practice and policy.
Main Methods:
- The abstract discusses the technological basis of MCED tests and their potential clinical implications.
- It emphasizes the need for careful evaluation of diagnostic resolution, false positives, and false negatives.
Main Results:
- Radiologists are essential for selecting diagnostic pathways, validating MCED results, and managing false positives.
- Clinical guidelines and policy decisions must consider the integration of MCED tests with existing screening modalities.
Conclusions:
- Clinicians must weigh the benefits and harms of MCED testing, considering its use alongside or as a replacement for current screening methods.
- Informed patient decision-making requires support regarding personal cancer risks, values, and healthcare access.
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