Blood test may spare thousands from unnecessary brain scans

NCT ID NCT06449183

First seen Jun 24, 2026 · Last updated Jun 27, 2026 · Updated 2 times

Summary

This study tested a blood test called VIDAS TBI on 903 adults with mild head injuries in the emergency room. The test measures two brain proteins to see if it can reliably rule out brain damage. If it works well, it could help doctors decide who truly needs a CT scan, saving time and reducing radiation exposure.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance

VIDAS® TBI blood test (measures GFAP and UCH-L1 proteins)

What this could lead to

If successful, this blood test could help doctors quickly rule out serious brain injury in mild head trauma cases, reducing the need for CT scans and radiation exposure.

What could go wrong

This is a completed study analyzing real-world performance, but the test may not be accurate enough in all settings or populations, and it is not a treatment—it only aids diagnosis.

Disclaimer Read more

This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.

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Conditions

The condition(s) this trial relates to.

Brain Concussion Emergencies traumatic brain injury

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Contacts and locations

Locations

  • Mayo Clinic

    Rochester, Minnesota, 55905, United States

  • Orlando Health

    Orlando, Florida, 32806, United States

  • University of Rochester

    Rochester, New York, 14627, United States

  • Washington University

    St Louis, Missouri, 63130, United States

  • Wayne State University

    Detroit, Michigan, 48202, United States