Just pregnant flowing brown discharge is a manifestation of vaginal bleeding, the occurrence of this situation may be due to the aura of miscarriage, ectopic pregnancy, cervical disease and other factors. 1. Pre-eclampsia: Due to chromosomal abnormalities of the fetus, excessive stress of the pregnant woman, trauma, luteal insufficiency, exposure to harmful substances, etc., resulting in fetal damage, pregnant women experience the symptoms of vaginal bleeding, and if there is an increase in vaginal bleeding, there may be an unavoidable miscarriage. 2. Ectopic pregnancy: The embryo grows outside the uterine cavity, mostly in the potbelly of the fallopian tube. As the embryo develops, the growth site restricts the growth of the embryo, rupture, miscarriage, etc., and symptoms of vaginal bleeding may also occur. 3. Cervical disease: pregnant women have cervical polyps, cervical cancer and other cervical diseases, with the development of the embryo, cervical lesions will be stimulated by bleeding. Just pregnant flowing brown discharge, pregnant women should pay attention to, need to timely medical examination, clear cause, and targeted treatment.