How did the child get congenital heart disease to do

There are several kinds of congenital heart disease. If atrial septal defect is found after birth, this kind can be observed first. If the defect will close after a few years, no treatment is needed. If it is not closed, surgery is needed. If it is patent ductus arteriosus, pulmonary valve stenosis, etc., interventional treatment can be done as soon as possible.