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Related Experiment Video

Updated: Dec 16, 2025

Microfluidics in Assessing Platelet Function
06:47

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Cangrelor dose titration using platelet function testing during cerebrovascular stent placement.

Pouya Entezami1, Devin N Holden2, Alan S Boulos1

  • 1Department of Neurosurgery, Albany Medical Center, Albany, NY, USA.

Interventional Neuroradiology : Journal of Peritherapeutic Neuroradiology, Surgical Procedures and Related Neurosciences
|July 3, 2020
PubMed
Summary
This summary is machine-generated.

Cangrelor, an intravenous P2Y12 inhibitor, shows promise for cerebrovascular stenting. Dose adjustments based on platelet function testing ensured safety and efficacy in neuroendovascular procedures.

Keywords:
Antiplatelet therapycangrelorcerebrovascularstentingstrokesubarachnoid hemorrhage

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Area of Science:

  • Neuroendovascular interventions
  • Cardiovascular pharmacology
  • Platelet inhibition therapy

Background:

  • Optimal antiplatelet therapy is crucial for cerebrovascular stenting but lacks standardization.
  • Cangrelor, an intravenous P2Y12 inhibitor, offers a favorable pharmacokinetic profile for neuroendovascular procedures.

Purpose of the Study:

  • To evaluate the safety and efficacy of cangrelor in patients undergoing neuroendovascular stenting.
  • To explore dose adjustments based on platelet function testing.

Main Methods:

  • Retrospective review of 37 neuroendovascular patients treated with cangrelor between January 2019 and March 2020.
  • Monitoring of antiplatelet effects using platelet reactivity units (PRU).
  • Dose adjustments based on initial PRU values.

Main Results:

  • Cangrelor was administered with bolus and maintenance infusion; seven patients required dose adjustments.
  • One intraprocedural occlusion resolved with dose adjustment and tirofiban; one post-procedure occlusion required thrombectomy and tirofiban.
  • No hemorrhagic complications were observed.

Conclusions:

  • Cangrelor, with dose adjustments guided by platelet function testing, is a novel approach for neuroendovascular stenting.
  • Its pharmacokinetic profile, rapid action, and transition to oral agents offer advantages.
  • Cangrelor is a promising alternative, particularly for patients at high risk of hemorrhage.