In the early stages of pregnancy, patients with brown vaginal bleeding accompanied by abdominal cramps, the main consideration is the possibility of preeclampsia or ectopic pregnancy. Patients need to check the blood chorionic gonadotropin, progesterone and ultrasound, and dynamically observe the changes to determine which type it is. If the patient has brown vaginal discharge at the beginning of pregnancy, not accompanied by abdominal pain, but only accompanied by an increase in vaginal discharge with a foul odor, it should be considered that it may be an inflammatory vaginal disease or cervical inflammatory disease, etc., which leads to the brown discharge. Patients need to do gynecological internal examination, and at the same time take the white belt for laboratory tests to determine the location and type of inflammation, symptomatic treatment. During the gynecological examination, we should observe whether there is any polypoid growth of the cervix, or whether there is any possibility of other lesions, and if there is any problem, it needs to be examined and treated in time.