Aorto-ventricular tunnel
Aorto-ventricular tunnel is a congenital, extracardiac channel which connects the ascending aorta above the sinutubular junction to the cavity of the left, or (less commonly) right ventricle………………….>
Hypoplastic left heart syndrome
Hypoplastic left heart syndrome(HLHS) refers to the abnormal development of the left-sided
cardiac structures, resulting in obstruction to blood flow from the left ventricular outflow tract. In
addition, the syndrome includes underdevelopment of the left ventricle, aorta, and aortic arch, as
well as mitral atresia or stenosis…………….>