Routine tests for female infertility: 1. Reproductive system examination: In addition to general visualization and palpation, ultrasound examination is also required. 2. Presumption of ovulation and prediction of ovulation period: the most accurate one is vaginal ultrasound to monitor follicle development (ovulation monitoring), if not, you can also determine the basal body temperature and cervical mucus change at home to assist in judgment. 3, tubal patency test: 3-7 days after menstruation, do not have intercourse, do iodine oil imaging of the uterine tubes to see if the tubes are open Sichuan Provincial Academy of Medical Sciences? Zhang Xiaoxiao, Center for Assisted Reproductive Medicine, Sichuan Provincial People’s Hospital. Endocrine function measurement: for example, check E2, FSH, LH, T, PRL on the 2nd or 3rd day of menstruation, and progesterone level measurement around the 20th-22nd day of menstruation. 4.Thyroid function test: 5.Immunological examination: such as the presence of anti-cardiolipin antibody. 6.Chromosome examination: 7.Hysteroscopy: especially for those who have reduced menstrual flow after multiple abortions or those who have a history of tuberculosis.