Clinical Research Directory

Inclusion Criteria: * \- Age 16 years or older * Cyanotic congenital heart disease with significant right ventricular outflow tract obstruction requiring intervention * Undergoing either percutaneous RVOT stenting or surgical right ventricle-to-pulmonary artery conduit placement * Available baseline clinical, echocardiographic, and cardiac CT data * Written informed consent Exclusion Criteria: * \- Concomitant major cardiac surgery other than RV-PA conduit placement * Contraindications to contrast-enhanced cardiac CT * Inadequate CT image quality * Incomplete clinical or imaging data * Loss to follow-up before planned post-procedural assessment