Immediate Therapeutic Outcomes and Medium Term Follow up Results of Percutaneous Balloon Pulmonary Valvuloplasty in Pulmonary Valve Stenosis in the Pediatric Population

Percutaneous balloon pulmonary valvuloplasty is a preferred treatment in pulmonary valve stenosis children with higher success rate. It is important to study the risk factors of postoperative severe pulmonary regurgitation, residual stenosis, and re-stenosis.