Non-menstrual period with coffee-colored discharge is generally caused by the following reasons: First, not yet officially menstruated, a little coffee-colored discharge may appear a few days before the menstruation. Second, there may be lesions and erosion of the cervix. If the erosion surface of the cervix is stimulated after intercourse, there may be a small amount of bleeding, which is expressed as coffee-colored discharge. Third, it may be ovulatory bleeding. The bleeding during ovulation is less, so it is curry-colored discharge. Fourth, it may be a menstrual disorder, such as having luteal atrophy insufficiency, and there will be coffee-colored discharge for a long time before or after the end of the menstrual period. To see which cause to go to the hospital to check the ultrasound and cervical screening, the appearance of coffee-colored discharge but also to prevent a small amount of bleeding caused by pregnancy.