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The cardiac factor in stroke
1Division of Neurology, Louisiana State University, Shreveport.
Current Opinion in Neurology and Neurosurgery
|February 1, 1992
Insights
This review covers cardiac disorders causing cerebral embolism, such as atrial fibrillation. Warfarin and aspirin help prevent stroke in non-valvular atrial fibrillation, but their comparative effectiveness needs further study.
Area of Science:
- Cardiology
- Neurology
- Vascular Medicine
Background:
- Cerebral embolism is a serious complication linked to various cardiac conditions.
- Cardiac disorders like myocardial infarction, endocarditis, and non-valvular atrial fibrillation (NVAF) are significant risk factors.
- Identifying cardioembolic sources is crucial for effective stroke prevention.
Purpose of the Study:
- To review cardiac disorders associated with cerebral embolism.
- To discuss methods for detecting cardioembolic sources.
- To evaluate the efficacy of anticoagulants in preventing stroke in NVAF.
Main Methods:
- Literature review of cardiac disorders and cerebral embolism.
- Analysis of diagnostic methods for cardioembolic sources.
- Assessment of pharmacological interventions for stroke prevention in NVAF.
Main Results:
- Non-valvular atrial fibrillation (NVAF) is a primary concern in cardioembolic stroke.
- Warfarin and aspirin demonstrate efficacy in primary stroke prevention for NVAF patients.
- The comparative effectiveness of warfarin versus aspirin for stroke prevention in NVAF requires further investigation.
Conclusions:
- Understanding the link between cardiac conditions and cerebral embolism is vital.
- Effective detection of cardioembolic sources aids in clinical management.
- Further research is needed to determine the optimal antithrombotic therapy for NVAF.
Abstract:
Cardiac disorders associated with cerebral embolism including cardiac surgery, myocardial infarction, endocarditis and non-valvular atrial fibrillation (NVAF) are reviewed along with methods to detect cardioembolic sources. Warfarin and aspirin are effective in the primary prevention of stroke in NVAF but the relative efficacy remains to be determined.