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Published on: December 16, 2022
Pulmonary atresia, ventricular septal defect, and coronary-pulmonary artery fistula
1Department of Thoracic and Cardiovascular Surgery, Kanagawa Children's Medical Center, Yokohama, Japan. kaneko-tho@h.u-tokyo.ac.jp
Insights
Two patients with complex congenital heart defects, pulmonary atresia, ventricular septal defect, and coronary-pulmonary fistula underwent successful surgical repair. This case series highlights a novel reconstruction technique using autologous fistula tissue.
Area of Science:
- Cardiovascular Surgery
- Pediatric Cardiology
- Congenital Heart Disease
Background:
- Pulmonary atresia, ventricular septal defect, and coronary-pulmonary fistula is a rare complex congenital heart anomaly.
- Surgical management presents unique challenges due to abnormal coronary artery anatomy and fistula formation.
Observation:
- Two pediatric patients presented with this complex defect.
- Fistulas originated from the left anterior descending artery in one and the right coronary artery in the other.
Findings:
- Both patients underwent successful staged surgical correction.
- Right ventricular outflow tract reconstruction was achieved using autologous fistula tissue.
- One patient with pre-existing pulmonary hypertension experienced sudden death 9 months post-surgery.
Implications:
- Autologous coronary-pulmonary fistula tissue can be a viable option for right ventricular outflow tract reconstruction.
- Long-term outcomes, especially in patients with pulmonary hypertension, require further investigation.
- This approach offers a potential solution for complex congenital heart defects involving coronary anomalies.
Abstract:
We report 2 patients with pulmonary atresia, ventricular septal defect, and coronary-pulmonary fistula. The fistula originated from the left anterior descending artery in 1 patient, and from the right coronary artery in the other. Both patients survived staged correction in which right ventricular outflow was reconstructed with autologous fistula tissue. One patient with pulmonary hypertension suddenly died 9 months after surgery. Twenty-four patients with pulmonary atresia, ventricular septal defect, and coronary-pulmonary fistula have been reported previously.
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