Uterine fluid in pregnancy is usually blood in the uterine cavity, with the development of the embryo slowly growing, most of them will be slowly absorbed and mechanized. Ultrasound is needed to monitor the changes in the size of the fluid, if the volume decreases or remains unchanged, it generally has no effect on the physical condition of the pregnant woman and the development of the fetus. In the clinic, when the early pregnancy a found uterine fluid, must care for the patient to bed rest, minimize the activities, you can take oral progesterone fertility preservation treatment, in this case is conducive to the absorption of uterine fluid.