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Technique of transplantation for hypoplastic left heart syndrome with left superior vena cava
T L Spray1, C B Huddleston, C E Canter
1Division of Cardiothoracic Surgery, Washington University School of Medicine, St. Louis, Missouri.
Insights
A novel surgical technique preserves the left superior vena cava during heart transplants in infants with hypoplastic left heart syndrome. This method simplifies the procedure by using the coronary sinus as a conduit, avoiding complex venous reconstructions.
Area of Science:
- Pediatric Cardiac Surgery
- Congenital Heart Disease
- Organ Transplantation
Background:
- Hypoplastic left heart syndrome (HLHS) presents significant challenges for infant cardiac transplantation.
- A persistent left superior vena cava (LSVC) is a common anomaly in HLHS patients, complicating surgical approaches.
- Standard orthotopic heart transplantation techniques may require complex venous reconstructions to address LSVC.
Purpose of the Study:
- To describe a modified recipient cardiectomy technique for orthotopic cardiac transplantation in infants with HLHS and LSVC.
- To present a method that maintains LSVC patency without extensive venous reconstruction.
- To simplify the surgical management of venous anomalies during infant heart transplantation.
Main Methods:
- Modification of the recipient cardiectomy procedure.
- Preservation of the LSVC during atrial dissection.
- Utilizing the recipient coronary sinus as a conduit for the LSVC to the right atrium.
Main Results:
- Successful maintenance of LSVC patency throughout the procedure.
- Avoidance of complex and time-consuming venous reconstructions.
- Facilitation of a technically simpler orthotopic cardiac transplantation.
Conclusions:
- This modified cardiectomy technique offers a viable solution for managing LSVC in HLHS infant heart transplantation.
- The use of the coronary sinus as a conduit simplifies venous management and reduces surgical complexity.
- This approach has the potential to improve outcomes and reduce operative time in this challenging patient population.
Abstract:
The presence of a left superior vena cava in infants with hypoplastic left heart syndrome complicates the technical performance of orthotopic cardiac transplantation. In this report we describe a modification of the recipient cardiectomy to maintain patency of the left superior vena cava, leaving the recipient coronary sinus as a conduit for it into the right atrium and avoiding complex venous reconstructions.