Menstruation delayed for 10 days, and a little bit of blood, may be related to the aura of miscarriage, ectopic pregnancy, menstrual disorders and other factors. 1. Pre-eclampsia: there is a history of sexual intercourse, no contraception, previous menstruation is regular, menstruation is delayed for 10 days, blood HCG is positive, ultrasound suggests intrauterine early pregnancy, suggesting pre-eclampsia, the need for abortion preservation treatment, after treatment, vaginal bleeding stops, ultrasound suggests that the embryo survives, the pregnancy can be continued. 2. Ectopic pregnancy: history of sexual intercourse, history of menopause, irregular vaginal bleeding, the amount is not necessarily, blood HCG positive, and more than 2000U / L, ultrasound examination of the uterus did not see the gestational sac, a high degree of suspicion of ectopic pregnancy, abdominal pain is required to go to the hospital immediately, does not exclude the rupture of ectopic pregnancy. 3. Menstrual disorders: no sex, menstruation delayed for 10 days, and a little bit of blood, consider menstruation delayed, just come to menstruation, the amount will be relatively small, first observation, often delayed menstruation, you need to do the relevant tests, such as sex hormone six, ultrasound and so on. The delayed menstruation for 10 days, and a little bit of blood may also be caused by other factors, it is recommended to go to the hospital in a timely manner to check, clarify the cause of the disease, and then comply with the doctor’s instructions to deal with the treatment.