Ten-month-old twins who were separated in the US are being closely monitored by doctors as they looked for any signs of infection from the long and complicated surgery.

Doctors today began a marathon operation in Los Angeles to separate 10-month-old twins born joined from the lower chest to the pelvis.

TWIN girls born joined from the stomach to the hip were recovering in intensive care yesterday after they were successfully separated in an operation lasting nearly 24 hours.

Twin girls born joined from the stomach to the hip were recovering in intensive care today after they were successfully separated in an operation lasting nearly 24 hours.