The lack of bleeding in early pregnancy does not mean that it is fine, there may be fetal arrest, miscarriage and so on. 1. Fetal arrest: early pregnancy is a special period of pregnancy, easy due to various reasons lead to abnormal embryonic development, such as due to drugs cause abnormal embryonic development, or even the embryo stops developing and causes stillbirth, then pregnant women do not necessarily bleeding, need to improve ultrasound examination to clarify the situation of the embryo, and if necessary, perform abortion. 2. Miscarriage: most pregnant women who miscarry will be accompanied by bleeding, but a very few may not bleed, then you need to improve the ultrasound examination to clarify whether the pregnancy can continue, if it can be preserved, on the contrary, timely removal of the uterus, to avoid triggering infection. Early pregnancy on time for the maternity examination is very important, if not to the maternity examination time discomfort, the need for timely hospitalization.