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Modified Fontan procedure using a retroaortic atriopulmonary anastomosis.
The Thoracic and Cardiovascular Surgeon
|December 1, 1984
Summary
A novel surgical technique for tricuspid atresia offers a direct retroaortic connection, reducing obstruction risk in Fontan operations. This intracardiac repair method is suitable for all ages, improving hemodynamic correction.
Area of Science:
- Cardiovascular Surgery
- Pediatric Cardiology
- Congenital Heart Disease
Background:
- The Fontan operation is a palliative procedure for complex congenital heart defects like tricuspid atresia.
- Extranatomical conduits used in Fontan modifications are prone to obstruction, especially when placed anteriorly.
Observation:
- This report details a surgical approach involving a direct retroaortic left atriopulmonary anastomosis.
- Systemic venous return is rerouted intra-atrially to supplement the anastomosis.
Findings:
- The described technique aims to mitigate the risk of conduit obstruction inherent in traditional Fontan modifications.
- This retroaortic anastomosis and intraatrial rerouting offer an alternative surgical strategy.
Implications:
- This method may provide a safer and more durable solution for hemodynamic correction in tricuspid atresia.
- The approach's suitability for primary intracardiac repair across all age groups warrants further investigation.