<unk>  is a type of congenital heart disease in which the<unk>  heart valve is missing or abnormally developed. The defect blocks blood flow from the right atrium to the right ventricle.
Tricuspid atresia
Interrupted aortic arch
Single ventricle
Persistent truncus arteriosus
Double outlet right ventricle
Atrioventricular canal defect
Aortic arch anomalies
Transposition of the great vessels