Twenty days after the diagnostic scraping can not have intercourse. Diagnostic scraping is to scrape off the lining of the uterus for pathological examination, this operation has a certain damage to the lining of the uterus, at the same time in the process of operation will be appropriate dilatation of the cervix, so it is generally recommended that the patient after one month after the operation to wait until the uterus to return to normal before sex, so as to avoid affecting the uterus to recover normally or lead to the upward movement of pathogenic microorganisms such as bacteria and other gynecological inflammatory diseases. Diagnostic scraping patients will have a small amount of vaginal bleeding, abdominal pain and other discomforts, general symptoms can be relieved within 1 week, patients should also pay attention to keep the vulva clean and hygienic, diet to light, well-digested food, pay attention to rest, appropriate bed activities, do not carry out heavy physical labor too early. If symptoms such as abdominal pain and vaginal bleeding persist or worsen gradually after surgery, patients are advised to go to the gynecology department of a regular hospital as soon as possible to improve ultrasound and other relevant examinations, so as to clarify the cause of the disease and then actively treat it under the guidance of the doctor.