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Updated: Jun 14, 2026

Benefits of Cardiac Resynchronization Therapy in an Asynchronous Heart Failure Model Induced by Left Bundle Branch Ablation and Rapid Pacing
Published on: December 11, 2017
[Treatment of progressive heart failure: pharmacotherapy, resynchronization (CRT), surgery]
Bernhard Maisch1, Sabine Pankuweit
1Klinik für Innere Medizin - Kardiologie, Philipps-Universität, Marburg und UKGM GmbH, Standort Marburg, Marburg, Germany. maisch@staff.uni-marburg.de
Insights
Effective heart failure treatment requires addressing the root cause. Therapies include medications, device interventions like cardiac resynchronization and implantable cardioverter defibrillators, and advanced options such as heart transplantation.
Area of Science:
- Cardiology
- Internal Medicine
Context:
- Progressive and terminal heart failure management is complex.
- Understanding etiology and pathophysiology is crucial for effective treatment.
Purpose:
- To outline the principles and current therapeutic strategies for heart failure.
- To emphasize the importance of causative therapy in heart failure management.
Summary:
- Treatment focuses on causative factors and hemodynamic support, utilizing medications (ACE inhibitors, ARBs, beta-blockers, diuretics), antiarrhythmics, and anticoagulation.
- Device therapies, including cardiac resynchronization and implantable cardioverter defibrillators (ICDs), offer hemodynamic benefits and prevent sudden cardiac death.
- Advanced interventions like heart transplantation and left ventricular assist devices (LVADs) are reserved for end-stage heart failure.
Impact:
- Provides a comprehensive overview of heart failure treatment algorithms.
- Highlights the integration of pharmacological and device-based therapies.
- Informs clinical practice for managing diverse etiologies of heart failure.
Abstract:
The treatment of progressive and terminal heart failure follows the principle of causative therapy. Therefore, etiology and pathophysiology of the underlying disease and its hemodynamic conditions are indispensable. This applies to coronary artery disease, hypertension, valvular heart disease, the cardiomyopathies with and without inflammation, and microbial persistence similarly. The classic treatment algorithms both in heart failure with and without reduced ejection fraction are based on measures onloading the heart (angiotensin-converting enzyme inhibitors, angiotensin antagonists, beta-blockers, diuretics) and on antiarrhythmics and anticoagulation, when needed. Device therapy for cardiac resynchronization in left bundle branch block and permanent stimulation therapy may contribute to the hemodynamic benefit. ICD (implantable cardioverter defibrillator) therapy prevents sudden cardiac death, which is often associated with progressive heart failure. Heart transplantation and left ventricular assist devices are final options in the treatment repertoire of terminal heart failure.
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