Found one month pregnant with vaginal bleeding, the first thing to consider two situations, 1, preeclampsia, need to go to the hospital to do ultrasound, to check whether the fetus is alive, need to rely on the fetal heart to determine the fetal heart can only be detected after 42 days of pregnancy, if it is too early to see, in this case, can only be bed rest and take antiemetic drugs to stop the bleeding. If you determine fetal survival need to further check progesterone, estradiol, HCG, according to the value of the three, to determine whether it is necessary to use birth control drugs for drug treatment. 2, ectopic pregnancy, is a month after the menopause of vaginal bleeding, occasionally accompanied by pain in one side of the lower abdomen, at this time ultrasound can be found in the adnexal area of a mass, this time to be highly suspected of ectopic pregnancy. Need to be hospitalized, according to the size of the mass and their own situation the amount of bleeding, the abdominal cavity with or without the accumulation of blood, to decide whether to conservative treatment or surgical treatment.