Early pregnancy, also known as early pregnancy, is an important period for embryo formation and fetal organ differentiation. The main manifestations of pregnancy are as follows: i. Menopause, pregnancy should be highly suspected if menstruation does not come for more than 10 days. Early pregnancy reaction, about 6 weeks after menopause, there will be cold, dizziness, weakness, drowsiness, lack of appetite, aversion to greasy food, nausea, morning vomiting and other symptoms, these are called early pregnancy reaction. Frequent urination, due to the enlargement of the uterus and pressure on the bladder during pregnancy, the symptoms of frequent urination will appear. Breast changes, self-conscious breast swelling and pain, examination may reveal a gradual increase in breast volume and deepening of nipple areola coloring. V. The most important auxiliary examinations help in diagnosis, mainly positive early pregnancy test paper, positive urine pregnancy test, gestational sac visible on ultrasound of uterus and ovaries in early pregnancy, and if fetal bud and heart tube pulsation are seen, it can be determined that the fetus is developing normally.