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Published on: February 28, 2012
Atrial fibrillation. Rhythm versus rate control
Nirav N Mehta1, Arnold J Greenspon
1Jefferson Medical College of Thomas Jefferson University, Philadelphia, USA.
Insights
Atrial fibrillation (AF) management is crucial in aging populations due to increased risks of stroke and mortality. Optimal treatment strategies for older adults with persistent AF, focusing on rhythm versus rate control, are under investigation.
Area of Science:
- Cardiology
- Geriatrics
- Internal Medicine
Background:
- Atrial fibrillation (AF) is the most common sustained arrhythmia in primary care.
- AF prevalence increases with age, necessitating broader physician management.
- AF independently elevates risks of mortality, stroke, coronary events, and heart failure.
Purpose of the Study:
- To address the optimal management of older patients with persistent atrial fibrillation.
- To guide physicians in choosing between rhythm control and rate control strategies for elderly AF patients.
Main Methods:
- Review of emerging data on managing persistent atrial fibrillation in older adults.
- Consideration of stroke prevention strategies tailored to high-risk elderly populations.
- Evaluation of antiarrhythmic drug use in older adults due to proarrhythmia risk.
Main Results:
- Older patients with AF face heightened risks for adverse cardiovascular events, particularly stroke.
- Cautious use of antiarrhythmic drugs is advised in the elderly due to increased proarrhythmia risk.
- Emerging data suggests a need for specific management protocols for older AF patients.
Conclusions:
- Physicians across specialties must manage an increasing number of aging AF patients.
- Stroke prevention is paramount in older individuals with AF.
- The decision between rhythm control and rate control requires careful patient-specific evaluation.
Abstract:
Atrial fibrillation (AF) is the most common sustained arrhythmia encountered in primary care practice. Because the prevalence increases with age and the overall population is steadily aging, physicians of all specialties will be faced with managing more AF patients. AF independently increases mortality as well as the risk of stroke, subsequent coronary events, and congestive heart failure. Stroke prevention is particularly important in older patients, since they are at highest risk for these events. In addition, because of an increased risk of proarrhythmia, older adults should be managed cautiously with antiarrhythmic drugs. Data are now emerging on the optimal management of older patients with persistent AF. For each patient, physicians will have to answer the question: is rhythm control better than rate control?
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