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The Rh Factor: How It Can Affect Your Pregnancy. • What is the Rh factor? • When does the Rh factor cause problems? • How can an Rh-negative woman become sensitized? • When does sensitization occur? • When are women at risk of sensitization? • Is there a test to see if sensitization has occurred?
10 Νοε 2022 · Rh incompatibility occurs when a person who’s Rh-negative becomes pregnant with a fetus with Rh-positive blood. With Rh incompatibility, your immune system reacts to this difference (known as incompatibility) and creates antibodies.
During a pregnancy, Rh antibodies made in a woman's body can cross the placenta and attack fetal blood cells. This can cause a serious type of anemia in the fetus in which red blood cells are destroyed faster than the body can replace them. Red blood cells carry oxygen to all parts of the body.
During pregnancy, problems can occur if you are Rh negative and your fetus is Rh positive. When a woman is Rh negative and her fetus is Rh positive, it is called Rh incompatibility.
What is the Rh Factor? The Rh factor is a red blood cell protein that is found in 83% of people. Those who have this protein are Rh positive, and those who do not have this protein are Rh negative. I am Rh Negative. What does this mean for my pregnancy? It is possible for an Rh negative pregnant person to
Return to Table of Contents CLEVELAND CLINIC WOMEN’S HEALTH - PREGNANCY 9 • Type and screen: Determines your blood type and Rh factor (an antigen or protein on the surface of blood cells that causes an immune system response). • Your uterus will be measured to follow the Sickle cell screen. • Gonorrhea and chlamydia testing.
A baby may have the blood type and Rh factor of either parent, or a combination of both parents. Rh factors follow a common pattern of genetic inheritance. The Rh-positive gene is dominant (stronger) and even when paired with an Rh-negative gene, the positive gene takes over: If a person has the genes + +, the Rh factor in the blood will be ...
