Menstruation usually occurs 1 month after hysteroscopy, and it is normal to have your period 1 week earlier or 1 week later, depending on your menstrual cycle. Some patients may be 28 days, some may be 35 days, this cycle is normal. Counting from the first day of hysteroscopy cannot be measured in a specific time because it is related to the individual’s endocrine condition. If there is a delay of 10 days after the hysteroscopy and your period is not due for 10 days according to your menstrual cycle, it is important to rule out the possibility of pregnancy. Because the hysteroscopy after surgery often need to instruct the patient must be contraceptive, forbidden to have sex for half a month. If you want to get pregnant must take contraceptive measures, because this stage can also be pregnant, must rule out the possibility of pregnancy. After hysteroscopy, according to their own menstrual cycle, from the first day of menstruation, 28-35 days are considered normal, beyond this time are abnormal, must be ruled out endocrine diseases or the possibility of pregnancy.