Abnormal brown discharge is not necessarily caused by cervical cancer, because there are many reasons for brown discharge, first of all, we have to take a look at whether the brown discharge is coming out from the uterine cavity or from the cervix. If it comes out from the uterine cavity, then we should consider whether it is caused by normal menstruation, or ovulation bleeding, or endometriosis. Another thing to consider is brown discharge caused by cervical problems. For example, cervical erosion, cervical polyps or cervical intraepithelial neoplasia and cervical cancer can cause brown discharge from the cervix. Once the brown discharge bleeding, it is recommended to go to the hospital gynecological examination ultrasound and gynecological internal examination to diagnose the specific cause of bleeding, and then according to the results of the treatment.