Assessing platelet function and neurological events in stroke patients undergoing carotid surgery

Platelet Function and Neurological Events Following Carotid Thromboendarterectomy

Observational Scientific Institute San Raffaele · NCT05572320

This study is testing how changes in blood platelets might affect the risk of brain problems in stroke patients having carotid surgery.

Quick facts

Study typeObservational
Enrollment386 (estimated)
Ages18 Years and up
SexAll
SponsorScientific Institute San Raffaele Academic / other
Locations1 site (Milan)
Trial IDNCT05572320 on ClinicalTrials.gov

What this trial studies

This observational study aims to evaluate the correlation between platelet function, measured by impedance aggregometry, and neurological events in patients undergoing carotid thromboendarterectomy (TEA). The study focuses on understanding how variations in platelet function may contribute to the risk of transient or permanent neurological injuries during and after the procedure. By analyzing data from patients who are already on antiplatelet therapy, the research seeks to provide insights into the role of platelet activity in stroke prevention and management. The findings could help refine patient care strategies in vascular surgery.

Who should consider this trial

Good fit: Ideal candidates for this study are adults over 18 years old with carotid artery diseases who are scheduled for carotid thromboendarterectomy.

Not a fit: Patients with atrial fibrillation, those on new oral anticoagulants, or those with ongoing ischemic strokes may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could lead to improved risk assessment and management strategies for patients undergoing carotid surgery, potentially reducing the incidence of neurological events.

How similar studies have performed: While there is existing evidence linking platelet function to neurological events in similar contexts, this specific approach using impedance aggregometry in carotid TEA patients is relatively novel.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Age \> 18 years
* Carotid Artery Diseases undergoing carotid thrombendarterectomy
* Signed consent

Exclusion Criteria:

* Atrial fibrillation
* New oral anticoagulant
* Oral Vitamin k inhibitors
* Platelet count \<80000 per microliter
* Ongoing ischemic stroke

Where this trial is running

Milan

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions Stroke, AcuteCarotid Artery DiseasesCarotid thromboendarterectomyThromboembolic StrokePlatelet functionAggregometryVascular surgerymortality
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.