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Antithrombotic therapy in patients with acute coronary syndromes: how to make the right choice?
1Cardiology Department Rambam Health Care Campus and Technion-Israel Institute of TechnologyHaifa, Israel - e_nikolsky@rambam.health.gov.il.
Insights
Acute coronary syndrome (ACS) involves plaque rupture and thrombosis. This review analyzes antiplatelet and antithrombotic therapies, balancing benefits and risks for patients with ACS.
Area of Science:
- Cardiology
- Pharmacology
Background:
- Acute coronary syndrome (ACS) is a major cause of hospital admission and mortality.
- ACS involves atherosclerotic plaque rupture and thrombus formation via platelets and coagulation.
- Effective treatment requires balancing therapeutic benefits against bleeding risks.
Purpose of the Study:
- To provide a comprehensive analysis of current antiplatelet and antithrombotic therapies for ACS.
- To discuss the development of pharmacological agents for plaque stabilization and thrombosis inhibition.
- To highlight the importance of optimizing benefit-risk profiles in ACS treatment.
Main Methods:
- Literature review of pharmacological agents and clinical outcomes in ACS.
- Analysis of mechanisms of action for antiplatelet and antithrombotic drugs.
- Evaluation of therapeutic strategies in acute ACS and secondary prevention.
Main Results:
- Platelet activation and coagulation cascade are critical in ACS thrombus formation.
- Pharmacological agents aim to stabilize plaques and inhibit thrombosis.
- Balancing antithrombotic efficacy with bleeding risk is paramount.
Conclusions:
- Antiplatelet and antithrombotic therapies are essential in managing ACS.
- Ongoing research focuses on developing safer and more effective treatments.
- Individualized risk-benefit assessment is crucial for optimal patient management in ACS.
Abstract:
ìAcute coronary syndrome (ACS), a spectrum of clinical scenarios including ST-segment elevation myocardial infarction, non-ST-segment elevation myocardial infarction and unstable angina, is one of the main reasons of hospital admissions and the leading cause of mortality in the developed nations. The underlying pathological substrate in ACS is a rupture of the atherosclerotic plaque leading to either complete or partial thrombosis of the infarct-related vessel. Both activation of platelets and coagulation cascade play a crucial role in thrombus formation. Multiple pharmacological agents have been developed to interfere in this process and to achieve ruptured plaque stabilization. Given the unfavorable impact of bleeding events on clinical outcomes, the development of newer drugs inhibiting platelet aggregation or thrombin formation used for the treatment of patients during acute ACS phase or for the prophylaxis of future ischemic events is targeted on the optimal balance of benefits and risks for each individual. This review provides comprehensive analysis of the current status of antiplatelet and antithrombotic therapy in patients with ACS.
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