Wings of a Bird

Surgery on conjoined twins halted - Independent Online (South Africa)
... The girls share the same circulatory system, so that any medication administered to one will affect the other, and "their brains are connected in a complex fashion", the hospital said.Doctors feared that as the girls grew, the risk of one getting sick could endanger both of their lives."There is a sense of urgency, because if one twin were to become severely ill and die, the other twin would most likely die within minutes or hours of the first. The longer the twins remained conjoined, the more likely it is that one will become ill," the hospital said in a statement.Even though doctors noted that the girls were fortunate to be alive since most cranial conjoined twins die at birth and only 10 percent live until the age of 10, they were frank about the risks involved with the operation.
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Tatiana, the twin who is attached to back of her sister's head, is the weaker one and also suffers from abnormal heart vessels. She was born with an enlarged heart, has high blood pressure and must wear leg braces because of her unusual positioning behind her sister.Anastasia is missing one kidney and her other kidney does not work, so she relies on Tatiana's kidneys. ...