Acute Coronary Syndrome: Current Treatment
Timothy L Switaj1, Scott R Christensen2, Dean M Brewer3
1U.S. Army Medical Department Center and School, Fort Sam Houston, TX, USA.
Insights
Family physicians must quickly identify acute coronary syndrome (ACS) risk factors and symptoms. Prompt diagnosis and reperfusion therapy, like percutaneous coronary intervention, improve patient outcomes and prevent mortality.
Area of Science:
- Cardiology
- Family Medicine
- Emergency Medicine
Background:
- Acute coronary syndrome (ACS) remains a leading cause of death and disability in the US.
- Early identification and management of ACS are critical for family physicians.
- Effective risk factor mitigation and prompt response to ACS events are essential in all clinical settings.
Purpose of the Study:
- To outline the diagnostic criteria for acute coronary syndrome.
- To detail the recommended management strategies for ST-elevation myocardial infarction (STEMI) and non-ST-elevation ACS.
- To emphasize the importance of secondary prevention post-myocardial infarction.
Main Methods:
- Diagnosis relies on patient history, symptoms, electrocardiography (ECG), and cardiac biomarkers.
- Delineation between ST-elevation myocardial infarction (STEMI) and non-ST-elevation ACS is crucial for treatment selection.
- Treatment strategies include primary percutaneous coronary intervention (PCI), fibrinolytic therapy, and medical management.
Main Results:
- Primary PCI is the preferred reperfusion strategy for STEMI.
- Fibrinolytic therapy is an alternative for STEMI if PCI is delayed.
- Medical management is recommended for low-risk non-STEMI patients or when PCI is not feasible.
Conclusions:
- Timely reperfusion therapy significantly improves outcomes for myocardial infarction.
- Comprehensive secondary prevention strategies are vital to reduce recurrence and mortality.
- Coordinated care between family physicians and cardiologists is essential for post-MI management.
Abstract:
Acute coronary syndrome continues to be a significant cause of morbidity and mortality in the United States. Family physicians need to identify and mitigate risk factors early, as well as recognize and respond to acute coronary syndrome events quickly in any clinical setting. Diagnosis can be made based on patient history, symptoms, electrocardiography findings, and cardiac biomarkers, which delineate between ST elevation myocardial infarction and non-ST elevation acute coronary syndrome. Rapid reperfusion with primary percutaneous coronary intervention is the goal with either clinical presentation. Coupled with appropriate medical management, percutaneous coronary intervention can improve short- and long-term outcomes following myocardial infarction. If percutaneous coronary intervention cannot be performed rapidly, patients with ST elevation myocardial infarction can be treated with fibrinolytic therapy. Fibrinolysis is not recommended in patients with non-ST elevation acute coronary syndrome; therefore, these patients should be treated with medical management if they are at low risk of coronary events or if percutaneous coronary intervention cannot be performed. Post-myocardial infarction care should be closely coordinated with the patient's cardiologist and based on a comprehensive secondary prevention strategy to prevent recurrence, morbidity, and mortality.
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