Investigating blood flow in the brain and under the tongue as indicators of brain health

Assessment of retinal and sublingual microcirculation as surrogate biomarkers for cerebral microcirculatory dynamics

NIH-funded research Ut Southwestern Medical Center · NIH-10918302

This study is looking at how blood flow in tiny blood vessels affects brain health in seriously ill patients, especially older folks recovering from brain injuries, to find better ways to check their blood circulation and improve their care.

Quick facts

Grant typeR21 grant
Study typeNIH-funded research
Funding institutionUt Southwestern Medical Center NIH-funded
Lab location1 site (Dallas, United States)
Project IDNIH-10918302 on NIH RePORTER

What this research studies

This research focuses on understanding how blood flow in small blood vessels affects brain health, particularly in critically ill patients. It aims to identify new ways to measure microcirculation, which is often overlooked in traditional assessments that focus on larger blood vessels. By examining both retinal and sublingual microcirculation, the study seeks to uncover important relationships between blood flow and cognitive function, especially in elderly patients recovering from brain injuries. The findings could lead to improved management strategies for patients with acute brain injuries.

Who could benefit from this research

Good fit: Ideal candidates for this research include critically ill patients, particularly the elderly, who have experienced acute brain injuries.

Not a fit: Patients with stable conditions or those not experiencing cognitive impairment may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could enhance recovery strategies for critically ill patients by providing better insights into brain blood flow and its impact on cognitive function.

How similar studies have performed: Previous research has indicated that assessing microcirculation can provide valuable insights into patient outcomes, suggesting that this approach may yield significant findings.

Where this research is happening

Dallas, 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.
Conditions Acquired brain injury
Last reviewed 2026-06-10 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.