Not only were the girls conjoined twins -- a condition that occurs once in every 2.5 million births -- but they were also craniopagus twins, meaning they were joined at the head. Conjoined twins ...

It is especially rare for twins to be joined at the head. Last year, twin girls who were also conjoined back-to-back at the head were separated in a hospital in the Vatican.

It is estimated fifty such sets of craniopagus conjoined twins, joined at the head, are born around the world every year. Of them, it is thought only 15 survive beyond the first 30 days of life.

Until a week ago, the 10-month-old baby girls from North Carolina were joined at the head -- a condition called craniopagus. It's an uncommon type of conjoined twins. More typically, conjoined ...

“This is about as complicated as it gets,” Goodrich says while holding 3D printed models of the boy’s conjoined brains. Twins joined at the head, called craniopagus twins, are exceedingly ...

We don't yet know what they can accomplish, so the sky is the limit for them.' Twins conjoined at the head are known as craniopagus conjoined twins. Doctors told the Delaney family that the ...

It occurs more often in female babies than in males, and only two percent of conjoined twins are joined at the head, the Children's Hospital of Philadelphia states. Around 75 percent of conjoined ...

In addition to being joined at the abdomen, they also shared liver tissue. The twins were born March 1 to parents Sandy and Jesse Fuller. About 1 in every 50,000 pregnancies involves conjoined ...

The twins are joined at the head, meaning they are craniopagus conjoined twins. Despite being born with a condition that is so rare it affects just 2 percent of conjoined twins, Anais and Jadon ...

Jeelani explained that conjoined twins are "very, very unusual," but even more so those joined at the head. The secret of the "very complex procedures," according to Jeelani, was breaking it down ...