Detecting late brain changes after a traumatic brain injury

Clinical & biological signatures of post-traumatic neurodegeneration: Leveraging the TBI Model Systems of Care to accelerate in vivo diagnosis of the late effects of TBI (LETBI)

NIH-funded research Icahn School of Medicine at Mount Sinai · NIH-10699877

Finding clinical signs, brain imaging results, and blood or other biomarkers that help diagnose long-term brain problems in people who have had a traumatic brain injury.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionIcahn School of Medicine at Mount Sinai NIH-funded
Lab location1 site (New York, United States)
Project IDNIH-10699877 on NIH RePORTER

What this research studies

If you've had a traumatic brain injury (TBI), this work follows people through the TBI Model Systems of Care to collect clinical exams, brain imaging, and biological samples like blood to look for Alzheimer-related markers such as Aβ42. Researchers will combine your symptoms, test results, and computer algorithms to spot patterns that point to delayed neurodegeneration after TBI. The project uses active follow-up so changes over months or years can be tracked. Results are meant to improve how doctors recognize and describe the late effects of TBI while you continue regular care.

Who could benefit from this research

Good fit: People who previously experienced a moderate-to-severe TBI or who are enrolled at a TBI Model Systems center and are willing to attend follow-up visits and provide clinical information and biospecimens.

Not a fit: People without a history of TBI or whose memory problems are clearly due to other causes may not directly benefit from this project.

Why it matters

Potential benefit: If successful, this could help diagnose TBI-related neurodegeneration earlier and more accurately so people and their clinicians can plan care and interventions sooner.

How similar studies have performed: Prior studies have linked TBI to later Alzheimer-type changes and used biomarkers like Aβ42, but combining clinical signs, imaging, and biomarkers across the TBI Model Systems network for in vivo diagnosis is a newer and less-tested approach.

Where this research is happening

New York, United States

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.
Last reviewed 2026-06-09 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.