Everyone should have seen the scenes of pregnant women often showing blood flowing down the river in TV plays, and then there was a sad ending-the child was gone! It seems that as long as it is bleeding during pregnancy, it must be abortion. In fact, it is not. The causes of bleeding are various and the outcomes are quite different. Pregnancy [1] is a process in which embryos and fetuses develop and mature in the mother’s body. In this special physiological process of nearly ten months, Bleeding is indeed a common phenomenon. Especially in the first three months of pregnancy (0 ~ 13 weeks), This is an important period for fertilized eggs to differentiate into embryos and fetuses and Read More …