Women with blood in the leukorrhea may be caused by the following reasons: First, there is inflammation of the vagina. Second, there is cervical inflammation. Thirdly, when the vaginal plug causes cervical mucosal damage or vaginal mucosal damage, it can also cause blood in the leukorrhea. Fourth, there are localized polyps on the cervix. Fifth, cancer of the cervix. Sixth, endometrial inflammation, endometrial polyps can cause leukorrhea. In addition, cancer of endometrium, atypical hyperplasia of endometrium or endometriosis, pelvic tumors may cause leukorrhea, and thrombocytopenia, coagulopathy and hemophilia may cause leukorrhea, so it is recommended to do the examination to confirm the diagnosis before treatment.