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Surgical treatment of congestive heart failure
Igor Gregoric1, O F Frazier, Wilson J Couto
1Cardiopulmonary Transplant Service and the Cullen Cardiovascular Research Laboratories at the Texas Heart Institute, Houston, TX 77225-0345, USA.
Insights
Limited donor hearts necessitate alternatives to cardiac transplantation for severe heart failure. Refining patient selection for procedures like partial left ventriculectomy is crucial for optimal outcomes.
Area of Science:
- Cardiology
- Cardiac Surgery
- Transplantation Medicine
Background:
- Cardiac transplantation is the gold standard for end-stage heart failure.
- Donor heart scarcity limits transplantation to a small patient subset.
- Waiting lists for heart transplantation are associated with significant mortality.
Purpose of the Study:
- To address the critical shortage of donor hearts for patients with severe left ventricular dysfunction.
- To explore and highlight alternative surgical strategies to orthotopic heart transplantation.
- To emphasize the need for refined patient selection criteria for these alternative procedures.
Main Methods:
- Review of current surgical alternatives to cardiac transplantation.
- Discussion of procedures including partial left ventriculectomy, mitral valve repair, myocardial revascularization, and endoventricular circular patch plasty.
- Emphasis on the importance of precise patient stratification for each surgical option.
Main Results:
- Several alternative surgical procedures exist for patients ineligible for or awaiting heart transplantation.
- These alternatives aim to improve outcomes in severe left ventricular dysfunction and congestive heart failure.
- Optimizing patient selection is paramount for maximizing the benefit of each alternative procedure.
Conclusions:
- Given the persistent donor heart shortage, alternative surgical interventions are vital.
- Further refinement in selecting appropriate candidates for each alternative procedure is essential.
- Improved selection criteria will enhance the efficacy of surgical management for advanced heart failure.
Abstract:
Cardiac transplantation is the definitive surgical treatment for patients with severe left ventricular dysfunction and congestive heart failure. Unfortunately, however, the supply of donor hearts remains severely limited, so transplantation is an option for only a minority of these patients. Even after being approved for a heart transplant, patients often have a long wait until a suitable donor heart can be found. This waiting period entails a significant mortality rate. Because the supply of donor hearts is not expected to increase, surgeons have introduced several alternatives to heart transplantation, including partial left ventriculectomy, mitral valve repair, myocardial revascularization, and endoventricular circular patch plasty. For maximal benefit, surgeons must refine the selection criteria for determining which patients are the best candidates for each of these procedures.