Fetal blood sampling is a procedure to remove a small amount of blood from the fetus during pregnancy. In the past, this procedure was used only during labor through the mother’s open cervix to test blood from the fetal scalp for oxygenation. The procedure is usually done by specialized trained perinatologist, a doctor who specializes in the care of the fetus in high risk pregnancies. It is done as part of diagnosing fetal problems at various times of pregnancy.
It can be done in the following situations :