New PET tracer could spot dangerous plaques before they cause strokes
NCT ID NCT01608516
First seen Jul 16, 2026 · Last updated Jul 17, 2026 · Updated 1 time
Summary
This study compares a new imaging tracer, 68Ga-NODAGA-RGD, with standard methods (FDG-PET, MRI, ultrasound) to detect inflamed plaques in the carotid arteries. Twenty people scheduled for plaque-removal surgery will receive the tracer and undergo scans. The goal is to see which technique best identifies unstable, inflammation-prone plaques, using tissue analysis after surgery as the gold standard.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- 68Ga-NODAGA-RGD, a radioactive tracer for PET/CT imaging
- What this could lead to
- If successful, this imaging method could help identify dangerous artery plaques earlier, potentially preventing strokes.
- What could go wrong
- This is a small, early-phase study focused on imaging accuracy, not treatment. The tracer may not prove superior to existing methods.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
-
Phase 1/2
Runs two stages together: safety and dose first, then whether the treatment works.
- Participants
-
About 20 people
The number the study aims to enrol. It can still change while the study runs.
- Started
-
Apr 2012
- Finished
-
Jul 2026
- Lead sponsor
-
Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
-
18 to 85 years
- Sex
-
Anyone
- Healthy volunteers
-
Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * age \<= 85 years * Karnofsky \>= 80% * patient with indication ofr carotid endarterectomy * signed consent form Exclusion Criteria: * indication for surgery other than endarterectomy \<14 days * contraindication to surgery * contraindication to MRI * contraindication to gadolinium injection (stage 4/5 kidney insufficiency, GFR\<30ml/min/1.73m2) * pregnancy, breastfeeding * lack of discernment
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
-
Centre Hospitalier Universitaire Vaudois
Lausanne, Canton of Vaud, 1011, Switzerland
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