Causes of RVOT dysfunction after surgery

Causes of progressive RVOT dysfunction (right ventricular outflow tract) after repair surgeries for congenital heart disease:

  1. Pulmonary regurgitation
  2. Stenosis at the conduit anastomotic site
  3. Somatic outgrowth
  4. Stenosis of pulmonary valve
  5. Kinking of the conduit
  6. Compression due to sternal deformity
  7. Intimal proliferation
  8. Calcification of the conduit
  9. Aneurysmal degeneration of the RVOT