Outcomes of thrombolytic therapy for acute myocardial infarction in women
Susmita Mallik1, Viola Vaccarino
1Department of Medicine, Division of General Medicine, Emory University School of Medicine, Atlanta, GA, USA.
Insights
Thrombolytic therapy significantly lowers mortality for ST-elevation acute myocardial infarction in women over 50. However, women face higher risks of bleeding and reinfarction, necessitating close monitoring post-treatment.
Area of Science:
- Cardiology
- Vascular Medicine
- Geriatric Medicine
Background:
- Coronary artery disease (CAD) is the primary cause of death in women over 50.
- Thrombolytic therapy is a critical intervention for ST-elevation acute myocardial infarction (STEMI).
Purpose of the Study:
- To evaluate the efficacy and safety of thrombolytic therapy in women with STEMI.
- To compare outcomes between men and women receiving thrombolytic therapy for STEMI.
Main Methods:
- Analysis of outcomes in women and men treated with thrombolytic therapy for STEMI.
- Comparison of mortality rates, reperfusion success, and complication rates (hemorrhagic stroke, major bleeding, reinfarction).
Main Results:
- Thrombolytic therapy reduces mortality in both sexes with STEMI, but the benefit is less pronounced in women.
- Women experience similar rates of successful coronary reperfusion but higher rates of hemorrhagic complications and reinfarction.
- Elderly women are particularly susceptible to adverse events.
Conclusions:
- Despite higher complication risks, thrombolytic therapy remains indicated for women with STEMI.
- Close patient monitoring is crucial following thrombolytic therapy in women, especially the elderly.
- Further research may explore strategies to mitigate risks in women.
Abstract:
Coronary artery disease is the leading cause of mortality in women older than 50 years of age. Thrombolytic therapy substantially reduces mortality in both women and men with ST-elevation acute myocardial infarction. However, the mortality risk reduction is somewhat lower in women, in spite of similar rates of successful coronary reperfusion after thrombolytic therapy in women and men. Hemorrhagic complications including stroke and other major bleeding appear to be more common in women, particularly elderly women. The risk of reinfarction after thrombolytic therapy also is greater in women compared with men. Because of the higher complication rates, women should be monitored closely after thrombolytic therapy. However, this lifesaving treatment should not be withheld or delayed in women when indicated.
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