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Thoracopagus Conjoined Twins

By Pamela Prindle Fierro, About.com

Definition: The most common type of conjoined twins, these individuals share an anterior (face-to-face) connection of the upper half of the trunk, through the chest wall from the thorax down to the umbilicus. Thoracopagus twins almost always share a heart. There are four arms, four legs and two pelvises.

Example: Alaina and Xela Bryce.
Common Misspellings: thorocopagus, thoracapagus, thoracopagas

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