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Published on: January 28, 2020
Platelet function monitoring in patients with coronary artery disease
Paul A Gurbel1, Richard C Becker, Kenneth G Mann
1Sinai Center for Thrombosis Research, Sinai Hospital of Baltimore, Baltimore, Maryland, USA.
Insights
Patient response to antiplatelet drugs like aspirin and clopidogrel varies. This review covers platelet function tests, resistance, and their clinical impact for better treatment.
Area of Science:
- Cardiovascular Medicine
- Pharmacology
- Clinical Pathology
Background:
- Growing interest in patient response to antiplatelet therapies, including aspirin and clopidogrel.
- Limited understanding of the link between in vivo platelet function, clinical events, and ex vivo test results.
- Need for standardized methods and interpretation of platelet function tests.
Purpose of the Study:
- To review current methods for measuring platelet function.
- To discuss antiplatelet response variability and resistance.
- To highlight the clinical implications of platelet function testing.
Main Methods:
- Description of various ex vivo platelet function testing methods.
- Review of existing literature on antiplatelet therapy response.
- Analysis of data linking platelet function tests to clinical outcomes.
Main Results:
- Variability in patient response to antiplatelet drugs is significant.
- Platelet function tests have advantages and disadvantages.
- Emerging data suggest clinical utility of monitoring platelet function.
Conclusions:
- Platelet function testing offers insights into antiplatelet therapy effectiveness.
- Understanding test limitations is crucial for accurate interpretation.
- Further research is needed to fully establish the role of platelet function monitoring in patient care.
Abstract:
Studies focused on patient responsiveness to antiplatelet therapies, particularly aspirin and clopidogrel, have increased in recent years. However, the relations of in vivo platelet function and adverse clinical events to results of ex vivo platelet function tests remain largely unknown. This article describes current methods of measuring platelet function in various clinical and research situations and their advantages and disadvantages, reviews evidence for antiplatelet response variability and resistance, discusses the potential pitfalls of monitoring platelet function, and demonstrates emerging data supporting the positive clinical and treatment implications of platelet function testing.
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