Complex Heart Problems
Truncus arteriosus is a heart defect that is present at birth (congenital). It occurs when there is an abnormal connection between the aorta and pulmonary artery. Normally, the aorta and the pulmonary artery are separate.
Total Anomalous Pulmonary Venous Return
In this condition, the four pulmonary veins are connected somewhere besides the left atrium.
Hypoplastic Left Heart Syndrome
Hypoplastic left heart syndrome (HLHS) is a group of defects of the heart and large blood vessels. A child is born with this condition (congenital heart defect). It occurs when part of the heart doesn't develop as it should during the first 8 weeks of pregnancy.
Anomalous Coronary Artery (ACA)
An anomalous coronary artery is a coronary artery that has an abnormality or malformation.