Early pregnant women should go to the hospital for a comprehensive checkup every 1-2 months to check the health of pregnant women and fetuses in a timely manner. The checkups performed by pregnant women are as follows: 1. weight measurement, blood pressure and auscultation of heart and lungs: the blood pressure of early pregnant people is called basal blood pressure, and the blood pressure at this time is used as the basal blood pressure, which can be compared with the blood pressure after 20 weeks of pregnancy to determine whether the pregnant woman has hyperemesis; 2. heart check, blood and urine routine and liver function; 3. pelvic check: the uterus is gradually increasing after pregnancy, and its diameter is about 10cm at 12 weeks of pregnancy. Within 12 weeks of pregnancy, according to its size, the week of pregnancy can be accurately judged, and it plays a decisive role in diagnosing whether the fetus has intrauterine growth retardation and whether the pregnancy is overdue; 4. gynecological speculum examination: it can understand the situation of vagina and cervix; 5. white belt examination and cervical scraping: to confirm whether there is infection and tumor; 6. ultrasound examination, ultrasound examination is done on 40 and 60 days of menopause respectively to understand the site of embryo sac implantation and embryo bud The development of the embryo.