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Review
. 2022 Sep-Oct:74:28-37.
doi: 10.1016/j.pcad.2022.10.002. Epub 2022 Oct 18.

Optimal periprocedural antithrombotic treatment in carotid interventions: An international, multispecialty, expert review and position statement

Affiliations
Review

Optimal periprocedural antithrombotic treatment in carotid interventions: An international, multispecialty, expert review and position statement

Kosmas I Paraskevas et al. Prog Cardiovasc Dis. 2022 Sep-Oct.

Abstract

Background: The optimal antithrombotic (antiplatelet or anticoagulant) treatment of patients undergoing extracranial carotid artery interventions is a subject of debate. The aim of this multidisciplinary document was to critically review the recommendations of current guidelines, taking into consideration the results of recently published studies.

Methods: The various antithrombotic strategies reported were evaluated for asymptomatic and symptomatic patients undergoing extracranial carotid artery interventions (endarterectomy, transfemoral carotid artery stenting [CAS] or transcarotid artery revascularization [TCAR]). Based on a critical review, a series of recommendations were formulated by an international expert panel.

Results: For asymptomatic patients, we recommend low-dose aspirin (75-100 mg/day) or clopidogrel (75 mg/day) with the primary goal to reduce the risk of myocardial infarction and cardiovascular event rates rather than to reduce the risk of stroke. For symptomatic patients, we recommend dual antiplatelet treatment (DAPT) initiated within 24 h of the index event to reduce the risk of recurrent events. We suggest that following transfemoral CAS or TCAR, patients continue DAPT for 1 month after which a single antiplatelet agent is used. High level of evidence to support anticoagulant treatment for patients with carotid artery disease is lacking.

Conclusions: The antithrombotic treatment offered to carotid patients should be individualized, taking into account the presence of symptoms, the type of intervention and the goal of the treatment. The duration and type of DAPT (ticagrelor instead of clopidogrel) should be evaluated in future trials.

Keywords: Antithrombotic treatment; Aspirin; Carotid artery stenting; Carotid endarterectomy; Clopidogrel; Stroke; TCAR.

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Conflict of interest statement

Declaration of Competing Interest Dr. Mikhailidis has given talks, acted as a consultant or attended conferences sponsored by Amgen and Novo Nordisk. Dr. Chaturvedi reports consulting for Astra Zeneca and BrainGate and serving as an Associate Editor for Stroke, and as an Editorial Board Member of Neurology and Journal of Stroke and Cerebrovascular Diseases. The other authors report no conflicts.

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