There are several reasons why there is blood in the leucorrhoea with small stomach pain: i. It may be caused by suffering from endometrial inflammation, pelvic inflammatory disease. Second, when women are suffering from cervical inflammation, such as cervical erosion, cervical cysts, bleeding from the surface of the cervix mixed in the leucorrhea will also appear to have blood changes. When women are suffering from cervical malignant lesions, such as cervical cancer and endometrial cancer, there will be blood in the leucorrhea and abdominal pain. When women have abdominal pain and blood, they need to pay enough attention and go to the hospital for gynecological ultrasound and gynecological examination in time to take drugs or surgery according to different causes to avoid affecting women’s health.