Vaginal discharge is normal and should be white, transparent, thin, little, and odorless. If the vaginal discharge appears brown change, basically consider the following three reasons: first, inflammation caused by inflammation, such as vaginal, cervical and pelvic inflammation, and dysbiosis in the vagina, brown leucorrhea will appear; second, tumor factors, such as cervical fibroid, submucosal fibroid, fallopian tube tumor, ovarian tumor, etc., will trigger brown leucorrhea; third, the reason of intrauterine device, especially with tail filament The third reason is the intrauterine device, especially the intrauterine device with tail filament, which stimulates the local cervical area, causing inflammatory changes in the endometrium and brown leucorrhea. For the above three reasons, it is recommended to go to the hospital for ultrasound examination, colposcopy and testing of vaginal secretions, and choose the right treatment according to the test results, and you will usually recover.