If your doctor doesn’t find any other abnormalities, a two-vessel cord isn’t likely to impact your pregnancy. The baby is most likely to be born completely healthy. After delivery, there is no use for these arteries. They simply shrivel up and waste away.
What happens if my baby’s umbilical cord has one artery instead of two?
Having only one artery in the umbilical cord, called a single umbilical artery (SUA), shouldn’t affect their health. Usually, an umbilical cord has two arteries, along with a single vein, making a total of three vessels. The vein carries oxygen and nutrients to your baby, and the arteries remove waste products.
Should I worry about 2 vessel cord?
A two-vessel cord is also associated with a greater risk for the genetic abnormality known as VATER. This stands for vertebral defects, anal atresia, transesophageal fistula with esophageal atresia, and radial dysplasia. Babies with a two-vessel cord may also be at higher risk for not growing properly.
Should I worry about single umbilical artery?
Sometimes one of the arteries is missing, usually the left one. If your umbilical cord only has one artery, it increases your risk for fetal anomalies. Single umbilical artery risks. Single artery umbilical cord problems only happen in around 1% of pregnancies, although the risk increases to 5% for twin pregnancies.
How common is 2 vessel cord?
Yes. During your midpregnancy ultrasound, the doctor will check to see whether there are three vessels in the umbilical cord. How common is a two-vessel umbilical cord? It’s much more common than you probably think it is — it happens in about 1 to 1.5 percent of all pregnancies.
Why does the umbilical cord have 2 arteries?
The umbilical cord usually contains two arteries and one vein. The vein carries the oxygenated blood from the placenta to the fetus. The arteries carry the deoxygenated blood and the waste products from the fetus to the placenta.
What is a SUA baby?
A single umbilical artery (SUA) is a malformation of the umbilical cord where only one artery instead of two is present. It may be associated with other birth defects.
Can a fetus survive without an umbilical cord?
Because it’s normal for a fetus’s lungs to be filled with fluid, a fetus can’t drown in the womb. If there is a problem with the placenta or umbilical cord, there’s no other way for a developing baby to breathe.
What does a single vessel cord mean?
Single umbilical artery is when one artery in the umbilical cord is missing. It happens in about 1 in 100 singleton pregnancies (1 percent) and about 5 in 100 multiple pregnancies (5 percent). A singleton pregnancy is when you’re pregnant with just one baby.
