Rh Factor and Pregnancy After 35: What Rh-Negative Mothers Should Know
Early in prenatal care, one of the standard blood tests checks for something called Rh factor — a protein that may or may not be present on the surface of red blood cells. Most people are Rh-positive, but a meaningful minority are Rh-negative, and this distinction becomes relevant during pregnancy in a way that surprises … Ler mais