Investigating a new imaging method for assessing carotid artery plaque risk

A Receptor-Targeted Nanoparticle PET Tracer in Human Carotid Atherosclerosis

['FUNDING_R01'] · WASHINGTON UNIVERSITY · NIH-11093947

This study is looking at a special imaging technique to help find out which people with narrowed carotid arteries might be at greater risk for a stroke, so that doctors can better manage their care and decide if surgery might be helpful.

Quick facts

Phase['FUNDING_R01']
Study typeNih_funding
SexAll
SponsorWASHINGTON UNIVERSITY (nih funded)
Locations1 site (SAINT LOUIS, UNITED STATES)
Trial IDNIH-11093947 on ClinicalTrials.gov

What this research studies

This research focuses on using a specialized nanoparticle PET tracer to study the biology of plaque in patients with asymptomatic carotid artery stenosis (ACAS). By employing advanced imaging techniques, the study aims to identify individuals at higher risk for ischemic stroke due to plaque rupture. The approach involves a two-center patient outcomes study that builds on previous findings, utilizing a PET radiotracer that targets a specific receptor associated with vulnerable plaques. This could lead to more accurate risk stratification and better management of patients who may benefit from surgical intervention.

Who could benefit from this research

Good fit: Ideal candidates for this research are individuals diagnosed with asymptomatic carotid artery stenosis who may be at risk for ischemic stroke.

Not a fit: Patients with symptomatic carotid artery stenosis or those who have already undergone surgical intervention may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to improved identification of patients who truly need surgical treatment for carotid artery stenosis, potentially reducing unnecessary surgeries and healthcare costs.

How similar studies have performed: Previous studies have shown promising results using similar nanoparticle PET imaging techniques to assess plaque vulnerability, indicating potential for success in this approach.

Where this research is happening

SAINT LOUIS, 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 →

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.