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Patent Ductus Arteriosus (PDA) for Parents
The ductus arteriosus is a blood vessel that connects two major arteries before birth and normally closes after a baby is born. If it stays open, the result is a condition called patent ductus arteriosus (PDA).
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A to Z: Patent Ductus Arteriosus (PDA) for Parents
Learn about heart conditions that affect newborn and premature babies.
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Hypoplastic Left Heart Syndrome (HLHS) for Parents
Hypoplastic left heart syndrome (HLHS) is a birth defect of a baby’s heart. The left side of the heart doesn’t grow as it should, making it smaller and weaker than normal.
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The Norwood Procedure for Parents
The Norwood procedure is an open-heart surgery. It's the first of three surgeries to treat hypoplastic left heart syndrome (HLHS).
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Congenital Heart Defects for Parents
Heart defects happen when there's a problem with a baby's heart development during pregnancy. Most heart defects can be treated during infancy.
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Words to Know (Heart Glossary) for Parents
A guide to medical terms about the heart and circulatory system. In an easy A-Z format, find definitions on heart defects, heart conditions, treatments, and more.
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Words to Know (Heart Glossary) for Kids
Your heart beats and sends blood all around your body. Find out more about the heart, from A to Z, in this glossary.
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Dictionary: Blalock-Taussig-Thomas (BTT) shunt for Parents
A Blalock-Taussig-Thomas (BTT) shunt is a small, soft tube that lets blood in the body be redirected.
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Dictionary: Right Atrium for Parents
The right atrium receives blood low in oxygen from the body and then empties the blood into the right ventricle.
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Dictionary: Single Ventricle Defect for Parents
Having a single ventricle means that only one of the heart's two ventricles (pumping chambers) works well enough to pump blood.