Atrial fibrillation and cardiac resynchronization therapy.
Maurizio Gasparini1, Paola Galimberti
1Electrophysiology and Pacing Unit, Humanitas Research Hospital, Rozzano, Milano, Italy.
Current Opinion in Cardiology
|October 19, 2017
Summary
Atrial fibrillation and heart failure often coexist. Achieving 100% biventricular pacing through atrioventricular junction ablation improves cardiac function and survival in heart failure patients receiving cardiac resynchronization therapy (CRT).
Area of Science:
- Cardiology
- Electrophysiology
- Heart Failure Management
Background:
- Atrial fibrillation and heart failure are prevalent clinical conditions.
- Their complex interaction poses significant management challenges.
- Cardiac resynchronization therapy (CRT) is a key treatment for heart failure.
Purpose of the Study:
- To review the interplay between atrial fibrillation and heart failure.
- To discuss optimal treatment strategies when both conditions are present.
- To focus on heart failure patients undergoing CRT.
Main Methods:
- Review of current clinical practice and recent observational studies.
- Analysis of treatment outcomes in patients with concomitant atrial fibrillation and heart failure.
- Evaluation of the role of atrioventricular junction ablation in optimizing CRT.
Main Results:
- 100% biventricular pacing is crucial for patients undergoing CRT.
- Atrioventricular junction ablation is often necessary to achieve 100% biventricular pacing in atrial fibrillation.
- This approach significantly improves cardiac function and survival.
Conclusions:
- Atrioventricular junction ablation is a vital tool for maximizing CRT benefits in patients with atrial fibrillation.
- Patients with atrial fibrillation should be considered for CRT when maximal biventricular pacing is achievable.
- Optimizing CRT delivery enhances global cardiac function and patient survival.
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