Evaluating a blood test for early cancer detection in military veterans

Evaluation of Multi-Cancer Early Detection Testing in a High-Risk Military Population: The Sentinel Study

Not applicable Interventional Dana-Farber Cancer Institute · NCT06523868

This study is testing a new blood test to see if it can help find different types of cancer early in military veterans.

Quick facts

PhaseNot applicable
Study typeInterventional
Enrollment1500 (estimated)
Ages45 Years and up
SexAll
SponsorDana-Farber Cancer Institute Academic / other
Locations1 site (Boston, Massachusetts)
Trial IDNCT06523868 on ClinicalTrials.gov

What this trial studies

This research evaluates the effectiveness of the Galleri multi-cancer early detection (MCED) blood test in identifying various cancers in veterans who have served in active duty. The study compares the results of the Galleri test with standard cancer screening methods to determine its performance in a military population. Participants will undergo blood draws, complete questionnaires, and attend clinic visits over a period of up to one year. The study aims to enroll approximately 1,500 individuals and is funded by the Department of Defense.

Who should consider this trial

Good fit: Ideal candidates are veterans aged 45 and older with at least eight years of active-duty service who have received care at a VA facility in the past five years.

Not a fit: Patients diagnosed with invasive malignancy within the last three years or those currently undergoing treatment for cancer may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could lead to earlier cancer detection in veterans, potentially improving treatment outcomes.

How similar studies have performed: Other studies have shown promise in using multi-cancer early detection tests, but this specific approach in a military population is relatively novel.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Active-duty or National Guard/Reserves military service for four or more years
* Age ≥ 45
* Received care at a VA facility within past 5 years
* Able to sign informed consent
* Willingness to travel to Dana-Farber Cancer Institute in Boston, MA, for diagnostic testing if screening test indicates possible malignancy

Exclusion Criteria:

* Individuals diagnosed with invasive malignancy within 3 years of enrollment (non- melanoma skin cancer is acceptable)
* Individuals with evidence of symptomatic or active cancer requiring therapeutic intervention at the time of participation (hormone therapy for breast/prostate cancer is acceptable)
* Individuals in the process of being evaluated for a clinical suspicion of cancer

Where this trial is running

Boston, Massachusetts

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions Cancer Diagnosis
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.