What is the Results of Congenital Pulmonary Stenosis?
Early mortality for open pulmonary valvotomy in neonates varies between 6 and 10 per cent. For infants and children, surgical mortality approaches 0 per cent. Risk is higher when there is severe RV hypoplasia or severe right ventricular failure. Re-operation may be required in about 4 per cent of cases when followed for 10 years.