Obstetrics & gynaecology

First semi-identical twins identified in pregnancy

Young Brisbane twins, a boy and a girl, have been identified as only the second set of semi-identical, or sesquizygotic, twins in the world—and the first to be identified by doctors during pregnancy.

Cardiology

Rare genetic variants predispose to sudden cardiac death

Sudden cardiac death affects 220,000 U.S. adults annually, most of whom have no prior symptoms of a heart issue. By identifying rare DNA variants that substantially increase risk of sudden cardiac death, researchers led by ...

Oncology & Cancer

One in five young colon cancer patients have genetic link

As doctors grapple with increasing rates of colorectal cancers in young people, new research from the University of Michigan may offer some insight into how the disease developed and how to prevent further cancers. Researchers ...

Oncology & Cancer

9 common questions about genetic testing for cancer

Your genes play a role in nearly all areas of your health. A gene is like an instruction manual for your body that tells your body how to function, develop and stay healthy. People have about 20,000 genes in their bodies.

Genetics

Viking DNA and the pitfalls of genetic ancestry tests

A middle-aged white man raises his sword to the skies and roars to the gods. The results of his genetic ancestry test have just arrived in his suburban mailbox. His eyes fill with tears as he learns that he is "0.012% Viking." ...

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