HCG is an important indicator to check whether you are pregnant or not, generally you can go to the hospital for blood test after 10 days of intercourse, there are many cases of HCG dilution value less than 1050IU/L, which need to be analyzed according to individual situation. If you are not sure whether you are pregnant in the early stage of pregnancy, and you find that the HCG dilution value is less than 1050 IU/L, accompanied by early pregnancy reactions such as delayed menstruation, nausea, vomiting and low appetite, you can confirm whether you are pregnant through ultrasound examination, and there is no need to worry if the test result confirms that you are pregnant; for women who have been diagnosed as pregnant, the HCG dilution value of pregnant women is less than 1050 IU/L at about 5-7 weeks after menopause. If a woman has been diagnosed as pregnant, her blood HCG dilution is less than 1050 IU/L at about 5-7 weeks of menopause, it is generally normal and there is no need to worry too much. When the placenta is formed at 10 weeks of pregnancy or more, the blood HCG dilution value will gradually decrease to less than 1050 IU/L, which is also a normal phenomenon. Second, the abnormal situation 1, pre-eclampsia abortion: pregnant women early pregnancy HCG value decreased to less than 1050IU / L, you need to pay attention to whether there is pre-eclampsia abortion, if necessary to carry out fetal preservation treatment. If the value continues to drop after symptomatic treatment, it may be a sign that the embryo has stopped developing and the pregnancy needs to be terminated as soon as possible under the guidance of a doctor.2. Ectopic pregnancy: an HCG dilution value less than 1050 IU/L may also be caused by ectopic pregnancy, which needs to be confirmed by an ultrasound examination at the hospital, and if the symptoms of ectopic pregnancy are mild, conservative treatment can be carried out under the guidance of a doctor, and the HCG value needs to be monitored regularly. If conservative treatment is not effective, surgery is needed.