Understanding how biomechanical factors affect the growth and rupture of aortic aneurysms

Developing Biomechanical Predictors of Ascending Thoracic Aortic Aneurysm Growth and Dissection

NIH-funded research Veterans Affairs Med Ctr San Francisco · NIH-11073101

This study is looking at how certain physical changes in the aorta can help us understand why some aortic aneurysms grow or tear, specifically in veterans, so we can improve how we decide when surgery is needed.

Quick facts

Grant typeNIH-funded research
Study typeNIH-funded research
Funding institutionVeterans Affairs Med Ctr San Francisco NIH-funded
Lab location1 site (San Francisco, United States)
Project IDNIH-11073101 on NIH RePORTER

What this research studies

This research investigates the biomechanical predictors of ascending thoracic aortic aneurysm (aTAA) growth and dissection using advanced imaging techniques. By employing 4D flow magnetic resonance imaging (MRI), the study aims to evaluate changes in wall stresses and distensibility of aTAAs in veterans. The goal is to improve current surgical guidelines that rely primarily on aneurysm diameter, which may not accurately predict dissection or rupture. This approach could lead to better risk assessment and management for patients with aTAAs.

Who could benefit from this research

Good fit: Ideal candidates for this research are veterans diagnosed with ascending thoracic aortic aneurysms that do not currently meet surgical intervention criteria.

Not a fit: Patients with aortic aneurysms that are already indicated for surgery or those without access to the Veterans Affairs healthcare system may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to more accurate predictions of aortic aneurysm complications, potentially saving lives and improving surgical outcomes.

How similar studies have performed: Previous studies have indicated that biomechanical factors can significantly influence aortic aneurysm outcomes, suggesting that this approach may yield valuable insights.

Where this research is happening

San Francisco, 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 2026-06-13 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.