Thick endometrium with polyps, it takes 8 days for menstruation to be clean after curettage, if the menstrual flow is not heavy then it is considered normal. As the procedure of curettage is to scrape off the endometrium, the endometrium may not be fully repaired when the patient’s period comes after the operation, so the woman will have a reduced menstrual flow, prolonged menstrual period and other symptoms, the general amount of menstrual flow is not more than the normal amount of menstrual flow and can be stopped on their own, then there is no need to be too nervous, the general menstrual flow can be gradually returned to normal in 3 months after the operation. After the operation, patients should pay attention to keep the vulva clean, pay attention to rest, do not do strenuous exercise, and increase the intake of milk, eggs, lean meat and other high-quality protein in order to promote the recovery of the body. If the amount of menstruation after curettage is more than the normal amount of menstruation and can not be stopped by themselves, it is recommended that the patient go to a regular hospital as soon as possible to improve the ultrasound and other related examinations, to clarify the cause of the disease under the guidance of the doctor and active treatment.