Vaginitis bleeding is a typical symptom of female gynecological diseases and an abnormal symptom. What disease is it to go to the hospital for examination and treatment in time? There are several main reasons: 1, genital inflammation: such as vulvar ulcer, vaginitis, acute cervicitis, cervical polyps and so on. 2. Vaginal bleeding related to systemic diseases: thrombocytopenic purpura, aplastic anemia, leukemia, etc. 3. Ovarian endocrine dysfunction: including anovulatory dysfunctional uterine bleeding and ovulatory menstrual disorder. 4, genital tumors: ovarian tumors, vaginal cancer, cervical cancer, endometrial cancer, uterine sarcoma, choriocarcinoma and so on. 5. Pregnancy-related uterine bleeding: common are abortion, ectopic pregnancy, gestational trophoblastic disease, postpartum partial placenta residue, uterine involution and so on.