Pulmonary atresia, ventricular septal defect, and coronary-pulmonary artery fistula

Y Kaneko1, H Okabe, N Nagata

  • 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.

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