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Published on: February 26, 2013
Atherosclerosis and Atrial Fibrillation: Double Trouble
1Division of Cardiovascular Medicine, Texas Tech University Health Sciences Center El Paso, 4800 Alberta Avenue, El Paso, TX, 79905, USA. mehran.abolbashari@ttuhsc.edu.
Insights
Managing cardiovascular risk in patients with atrial fibrillation (AF) and atherosclerosis requires careful antithrombotic strategies. Current evidence suggests single-drug therapy may be safer for those with coronary artery disease.
Area of Science:
- Cardiology
- Vascular Medicine
- Pharmacology
Background:
- Atrial fibrillation (AF) and atherosclerosis frequently coexist, significantly increasing cardiovascular risk.
- Atherosclerosis burden, particularly extracranial, is a potent predictor of major adverse cardiovascular events (MACE) in AF patients.
Purpose of the Study:
- To review major cardiovascular adverse events (MACE) in patients with concomitant atrial fibrillation (AF) and atherosclerosis.
- To evaluate current antithrombotic approaches for managing these comorbid conditions.
Main Methods:
- Review of recent retrospective studies and clinical trials evaluating MACE and antithrombotic therapies.
- Analysis of data from studies focusing on patients with AF and atherosclerotic disease, including coronary artery disease (CAD).
Main Results:
- Atherosclerosis burden is a significant marker for adverse vascular outcomes in AF.
- The AFIRE trial indicated that rivaroxaban monotherapy is non-inferior to rivaroxaban plus aspirin in AF patients with stable CAD, offering a better safety profile.
Conclusions:
- Antithrombotic management in AF patients with atherosclerosis is complex and not fully elucidated.
- Further research is needed to identify specific patient subgroups who may benefit from more intensive antithrombotic strategies.
Purpose Of Review:
This review aims to evaluate the major cardiovascular adverse events (MACE) and antithrombotic approaches in concomitant atrial fibrillation (AF) and atherosclerosis.
Recent Findings:
MACE in concomitant AF and atherosclerosis has been evaluated in recent studies. A recent retrospective study of 2670 patients with AF revealed that atherosclerosis burden with AF can be a marker of adverse vascular outcomes with extracranial atherosclerosis as a potent predictor of MACE. Trials to evaluate the antithrombotic approaches in concomitant atherosclerotic disease and AF has been mainly in patients with coronary artery disease (CAD). AFIRE trial demonstrated that in patients with AF and stable CAD rivaroxaban alone is not inferior to rivaroxaban plus aspirin with better safety profile. Atherosclerosis is common in AF and poses additional risk to patients. Antithrombotic management of atherosclerosis in AF is not well investigated and needs further trial to identify the subgroups that benefit from more intensive antithrombotic measures.
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