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Abbigail and Isabelle Carlsen


Updated May 13, 2008

Twins Names:

Abbigail and Isabelle Carlsen


January 2006.


Fargo, North Dakota.

Type of Conjoined Twins:

Omphalopagus: The girls were connected at the chest and abdomen, sharing a liver and parts of their digestive systems. This type of conjoined twins is generally accorded the highest survival rate.

Separation Date:

May 12, 2006.

Separation Location:

Mayo Eugenio Litta Children's Hospital in Rochster, Minnesota.

Separation Details:

A thirty-member medical team performed the surgery over the course of seven hours. The multi-faceted surgery involved many steps, including: Separation of the intertwined livers, separating their diaphragms, joined pancreases and part of their intestines, re-positioning their hearts, removing their gall bladders and building a biliary structure as a bile duct for Abbigail.


The twins condition was upgraded on Monday, May 15 and they continue to do well. They were released from the hospital and returned home in June 2006.

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