Conditions

An atrial septal defect is an opening in the atrial septum, or dividing wall between the two upper chambers of the heart, known as the right and left atria. Learn more about this condition.

Atrioventricular canal defect (AV canal) is a congenital (present at birth) heart defect. Other terms used to describe this defect are endocardial cushion defect and atrioventricular septal defect (AVSD).

Aortic stenosis is a heart defect that causes problems with the aortic valve that make it harder for the leaflets to open and permit blood to flow forward from the left ventricle to the aorta. Learn more about this condition.

Hypoplastic left heart syndrome (HLHS) is a combination of several abnormalities of the heart and great blood vessels. It is a congenital syndrome.

PDA is a heart problem frequently noted in the first few weeks or months after birth, characterized by the persistence of a normal prenatal connection between the aorta and the pulmonary artery.

Pulmonary atresia (PA) is a heart defect that occurs due to abnormal development of the prenatal heart during the first eight weeks of pregnancy.

Pulmonary stenosis is a congenital (present at birth) defect that occurs due to abnormal development of the prenatal heart during the first eight weeks of pregnancy. Learn more about this condition.

Single ventricle anomalies are rare congenital heart defects in which one of the ventricles (or chambers) of the heart does not develop properly, or when the heart can’t be separated into two chambers. Learn how the Fontan procedure can be performed to help your child receive better oxygenation and exercise capacity.

Tetralogy of Fallot (TOF or TET) is a condition of several related congenital defects of the prenatal heart during the first eight weeks of pregnancy. Learn more about this condition.

Total anomalous pulmonary venous return is a congenital heart defect in which the vessels that bring oxygen-rich (red) blood back to the heart from the lungs are improperly connected.