Hypoplastic Left Heart Syndrome, HLHS

Hypoplastic Left Heart Syndrome (HLHS) means that the underdeveloped left ventricle is so small that it cannot pump enough blood. The mitral and/or aortic valves may be absent or function poorly. The entire systemic circulation, including the coronary arteries, depends on an open ductus arteriosus. If left untreated, the closure of the ductus arteriosus will […]

4.10.2021

Ventricular Septal Defect, VSD

Ventricular Septal Defect (VSD) is an opening in the wall between the heart’s ventricles. It is the most common congenital heart defect. Blood flows through the opening from the left ventricle to the right ventricle. This causes increased blood flow to the lungs and makes the heart’s left ventricle work harder. Small VSDs, less than […]