What is your baby's umbilical cord? The umbilical cord starts to form at about 4 weeks of pregnancy. It's your baby's lifeline to the placenta, the pancake-shaped organ attached to your uterus. The ...

Cord compression happens in about one in 10 deliveries ... which is most likely if the baby can't be moved into the proper position. Umbilical cord prolapse happens more often when a fetus ...

Umbilical cord compression-induced hypoxemia (PO2<15 torr) was maintained for 15 minutes and resulted in the development of acidemia (pH<7.30) after 10 minutes. Fetal HR declined initially and ...