In the clinic when the fertilized egg has just landed, blood HCG test is indeed relatively low, general blood HCG if greater than 10mIU/mL, diagnosis is early pregnancy, so this time the blood HCG is low is normal, with the embryo’s growth and development of the blood HCG will appear to rise, the same will give birth to a healthy baby. If the blood HCG is already 45 days after menopause, and the usual menstrual cycle is once every 30 days, it is very difficult to have a healthy baby with extremely low blood HCG. It is advisable to have blood tests every other day to check the HCG, and if it does not double or drops, it is advisable to terminate the pregnancy.