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Surgical options for the treatment of heart failure
1Division of Cardiothoracic Surgery, Gazes Cardiac Research Institute, Medical University of South Carolina, Charleston, South Carolina, USA.
Insights
Surgical interventions for congestive heart failure (CHF) include cardiac transplantation, but donor limitations and immunosuppression risks restrict its use. Future options may involve xenografts and cell therapies for heart failure patients.
Area of Science:
- Cardiology
- Surgical Innovation
- Regenerative Medicine
Background:
- Congestive heart failure (CHF) presents significant challenges, with limited treatment options for end-stage disease.
- Cardiac transplantation is a definitive but restricted surgical intervention for severe CHF.
- Current limitations include donor availability and risks associated with long-term immunosuppression.
Purpose of the Study:
- To review current surgical interventions for congestive heart failure (CHF).
- To evaluate surgical modalities under clinical investigation for heart failure.
- To explore future surgical therapies for CHF.
Main Methods:
- Review of existing literature on surgical options for CHF.
- Discussion of current clinical trials and emerging surgical techniques.
- Exploration of potential future therapeutic avenues, including xenografts and cell-based therapies.
Main Results:
- Cardiac transplantation is the most definitive surgical option for end-stage CHF but faces significant limitations.
- The role of cardiac transplantation is constrained by donor scarcity and immunosuppressive complications.
- Advancements in xenografts and cell transplantation show promise for future CHF surgical management.
Conclusions:
- While cardiac transplantation remains a critical option, its application for CHF is limited.
- Ongoing research into xenografts and cell therapies offers potential for expanded surgical treatment of heart failure.
- Future surgical strategies aim to overcome current limitations and improve outcomes for CHF patients.
Abstract:
This article will examine the role of specific surgical interventions for congestive heart failure (CHF). The most definitive surgical option for severe end-stage heart failure is cardiac transplantation. In general, patients considered for heart transplant should have severe heart disease despite all other therapies with a high risk of death within 1 year. Noncardiac conditions that would by themselves shorten life expectancy or increase the risks of rejection, infection, or other fatal complication, should not be present. However, in light of the limited donor pool, complications associated with long-term immunosuppressive therapy, and the ever-increasing number of CHF patients, the role of cardiac transplantation for CHF will continue to be limited. The conduct of and evaluation for cardiac transplantation has been well described previously and therefore will not be evaluated in this review (1); however, there has been recent progress in the genetic modification of animal organs for potential use in transplantation (xenografts) (2). If these developments come to fruition, then cardiac transplantation/organ replacement may become a surgical option for a much greater number of CHF patients. One alternative approach to complete cardiac transplantation is the surgical placement of transformed cells into the diseased myocardium, briefly discussed under "Future Directions." This article will examine surgical options that are currently being used for CHF patients, surgical modalities that are currently under clinical evaluation, and finally, potential future therapies with respect to surgical options for heart failure.