Early in pregnancy, the leukorrhea is brown, belongs to the abnormal phenomenon, in the clinic is the most common is caused by preeclampsia, it is recommended to actively go to the hospital for examination: First, blood test blood HCG and progesterone, to understand the two hormone levels are currently normal or not. Second, need to do ultrasound to understand the current development of the embryo, to understand the size of the gestational sac and the number of days after menopause is consistent with the combination of the two, and then combined with the clinical symptoms to determine whether the need to give treatment to stabilize the fetus. If the embryo is well developed, it is recommended to actively treat the fetus and rest at the same time. In addition, in the clinical need to rule out vaginal inflammation, cervical inflammation caused by brownish leukorrhea, if necessary, do gynecological examination, do leukorrhea routine laboratory tests to understand the local situation of the cervix, to understand the vagina whether there is a pathogenic bacterial infection, and then give treatment.