Hemodynamically significant ASDs (flow ratio 1.5:1) are large enough to be closed surgically. The long term prognosis is excellent. Pulmonary hypertension with shunt reversal is a contraindication for surgery, however the pulmonary hypertension can frequently be treated with medicines. The hole can then be closed safely with a good long term prognosis.
Ostium primum atrial septal defect
Double aortic arch
Double inlet left ventricle
Interrupted aortic arch
Sinus venosus atrial septal defect
Tricuspid atresia
Double outlet right ventricle
Atrioventricular septal defect