How Your Rh Factor Can Affect Your Pregnancy
Babies born to women with a negative blood type are at risk of anemia and more serious hemolytic disease due to Rh incompatibility. Fortunately, maternal screening and preventive treatment during pregnancy are routine practices in the United States. How Blood Type Impacts Pregnancy Your blood type is made of two parts: the blood-type group—A, B, O, AB—and the Rh factor. Rh factor is a type of protein on the surface of red blood cells....