Investigating how chronic neurotrauma affects hearing loss and its links to dementia

Genomic effects of chronic neurotrauma on hearing loss; relationship between hearing loss, TBI, mild cognitive impairment, and dementia

['FUNDING_OTHER'] · VA SAN DIEGO HEALTHCARE SYSTEM · NIH-10938040

This study is looking at how brain injuries and hearing loss might be connected and how they could affect memory problems, especially in veterans, to help understand the genetic factors that could influence these issues and improve recovery and cognitive health.

Quick facts

Phase['FUNDING_OTHER']
Study typeNih_funding
SexAll
SponsorVA SAN DIEGO HEALTHCARE SYSTEM (nih funded)
Locations1 site (SAN DIEGO, UNITED STATES)
Trial IDNIH-10938040 on ClinicalTrials.gov

What this research studies

This research explores the relationship between chronic neurotrauma, such as traumatic brain injury (TBI), and hearing loss, particularly how these factors may contribute to dementia. By analyzing a large genomic dataset that includes audiograms and TBI data from over 373,000 veterans, the study aims to identify genetic variants that may predispose individuals to hearing loss associated with TBI. The research also examines how hearing difficulties can complicate recovery from TBI and impact cognitive health. Patients may benefit from insights into the genetic factors influencing their hearing and cognitive health.

Who could benefit from this research

Good fit: Ideal candidates for this research include individuals with a history of traumatic brain injury or age-related hearing loss, particularly veterans.

Not a fit: Patients without a history of TBI or significant hearing loss may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to improved understanding and management of hearing loss and its connection to dementia, potentially delaying the onset of cognitive decline.

How similar studies have performed: Previous research has shown promising results in understanding the links between hearing loss and cognitive decline, but this study aims to provide novel insights through a large genomic approach.

Where this research is happening

SAN DIEGO, 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.

View on NIH RePORTER →

Conditions: Alzheimer disease dementia, Alzheimer syndrome

Last reviewed 2026-05-15 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.