The “compound” umbilical-cord knot reported by Camann and Marquardt (July 10 issue) 1 is topologically two distinct knots that were probably “tied” at separate times. First, an overhand knot probably ...

During pregnancy, you are focused on counting down to the birth of your baby. However, there may be concerns that come up during ultrasounds that leave you with doubts and worries. While umbilical ...

The umbilical cord is a three-vessel cord that provides nutrients and oxygen to your baby while they're in the uterus. Usually, the cord doesn’t have any issues, but there are several conditions that ...