The treatment of choice is percutaneous balloon valvuloplasty and is done when a resting peak gradient is seen to be >60mm Hg or a mean >40mm Hg is observed.
Pulmonic stenosis
Pulmonary artery sling
Dextrocardia
Pulmonary vein stenosis
Pulmonary valve stenosis
Tricuspid atresia
Aortopulmonary septal defect
Double aortic arch