Endocrine (Blood Hormone Levels) 1. Basic Confirmation Visit FSH, LH, E2, PRL, T. Blood collection requirements Gynecological patients within 2-4 days of menstruation, no fasting Male patients should have blood collected in the morning 2. 4. When entering the IVF ovulation cycle, the routine blood collection items are usually LH, E2 and P. Blood should be collected early in the morning and the results should be seen in the morning and afternoon. Karyotype analysis 1. The range of patients who need to do this top examination are those who have been infertile for more than 5 years, have a history of bad pregnancy (miscarriage, stillbirth, deformed baby, history of consanguineous marriage, proposed IVF treatment, etc. Both spouses need this examination. 2.Blood is collected every Monday or Friday at 8:00 am, no fasting is required. 3.The results will be available about one month after blood collection.