Bleeding during the non-menstrual period can be caused by a variety of reasons, as follows: First, when there is endometrial echogenicity, fluid in the uterine cavity and endometrial polyps, cervical polyps, uterine fibroids, submucosal leiomyomas, bilateral adnexal ovarian cysts, can cause bleeding; Second, when there are endocrine hormone disorders, due to endocrine hormone disorders can lead to endocrine hormone disruption, and there will be bleeding; Third, when there are cervical diseases, human papilloma, hyperprolactinemia, luteal insufficiency; Third, when there are cervical diseases, high lactosemia, luteal insufficiency. Second, when there is endocrine hormone disorders, due to endocrine hormone disruption, and there will be a chance of bleeding, such as polycystic ovaries, hyperprolactinemia, luteal insufficiency; third, when there are cervical diseases, human papillomavirus infection, pre-cancerous lesions will cause the chance of bleeding. This situation as far as possible to go to the hospital for ultrasound examination, to determine whether the uterus and double adnexa have any abnormality, but also gynecological examination to rule out the cervix has no problem, according to the situation of the corresponding examination and relative application of medication to deal with.