Women need to do a lot of auxiliary examinations after pregnancy, and the specific items are related to the pregnancy period. 1. Early pregnancy: uterine ultrasound, blood routine, urine routine, liver function and kidney function, Hepatitis B five, syphilis antibody, AIDS antibody and other tests, some patients also need to do thyroid function tests to determine the pregnancy status and exclude other diseases that affect pregnancy. 2. Mid-pregnancy: non-invasive DNA, 75gOGTT test, amniocentesis, routine uterine ultrasound, fetal system ultrasound, blood routine, urine routine, liver and renal function tests, blood pressure, fetal heart rate, uterine height and abdominal circumference measurements and other tests are also required to understand the development of the fetus and to exclude fetal anomalies and maternal complications during pregnancy. 3. Late pregnancy: Fetal heart monitor, blood test, urine test, uterine ultrasonography are needed to monitor the growth of the fetus and detect abnormalities in time. During pregnancy, you should pay attention to rest more, at the same time, you should relax, avoid tension, anxiety, any discomfort should go to the hospital in a timely manner, by the doctor to clarify the diagnosis, and cooperate with the doctor to deal with the symptoms.