The difference between cervical conization bleeding and menstruation is mainly whether the bleeding time is menstruation or not, as well as there are some differences in the amount and color of bleeding. 1. Cervical conization bleeding: after conization surgery will generally cause some damage, cervical conization bleeding is non-menstrual bleeding, usually occurs during the recovery process of surgical wounds, usually the color of the blood is bright red, the amount of bleeding will not be too large, and with the recovery of the wounds the amount of bleeding will gradually decrease. 2. Menstrual bleeding: Menstrual bleeding occurs during menstruation, which is caused by physiological endometrial shedding, the menstrual blood is usually mixed with the shed endometrium, so the color of menstrual blood is a bit darker, usually dark red or dark red, and there are usually filaments or clots in the menstrual blood, and some women even have obvious abdominal pain during menstruation. In addition, if the bleeding is more serious and not at the time of menstruation, it is recommended that the patient go to the hospital as soon as possible for a detailed examination.