Genetics

Gene behind heart defects in Down syndrome identified

Researchers at the Francis Crick Institute and UCL have identified a gene that causes heart defects in Down syndrome, a condition that results from an additional copy of chromosome 21.

Cardiology

Q&A: What is cardiac arrest?

I've heard about several people who have experienced sudden cardiac arrest. What is cardiac arrest? And how is it different from a heart attack? What do you do for someone who has this condition?

Medical research

1st babies born in Britain using DNA from 3 people

Britain's fertility regulator on Wednesday confirmed the births of the U.K.'s first babies created using an experimental technique combining DNA from three people, an effort to prevent the children from inheriting rare genetic ...

Cardiology

Q&A: Successful conception and delivery with a heart issue

I am 32 and have lived with a congenital heart issue since childhood. I am newly married and would like to have children, but I understand that a pregnancy might be high-risk for me. How does pregnancy affect the heart? And ...

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Congenital heart defect

A congenital heart defect (CHD) is a defect in the structure of the heart and great vessels of a newborn. Most heart defects either obstruct blood flow in the heart or vessels near it or cause blood to flow through the heart in an abnormal pattern, although other defects affecting heart rhythm (such as long QT syndrome) can also occur. Heart defects are among the most common birth defects and are the leading cause of birth defect-related deaths.

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