The outcome of vaginitis in pregnant women is generally based on the nature of the disease. Vaginitis is usually categorized into bacterial vaginitis, mycobacterial vaginitis, trichomonas vaginitis, and so on. 1. Bacterial vaginitis: Pregnant women who suffer from bacterial vaginitis are usually caused by the imbalance of micro-ecological balance in the vagina, and it is recommended that the patient should be treated in time, and when the situation is serious, it may cause premature rupture of the membranes, infection of the amniotic cavity, miscarriage, preterm labor, and so on, and the specifics of the case should be determined according to the patient’s condition. 2. Mycotic vaginitis: If a pregnant woman suffers from mycotic vaginitis, it may cause intrauterine infection of the fetus, and may increase puerperal infection, and a few patients may also be accompanied by gastrointestinal and skin infections. Thrush may occur in newborns. 3. Trichomonas vaginitis: Trichomonas vaginitis is usually caused by Trichomonas vaginalis infection, if the patient is not treated in time, it may cause premature rupture of membranes, amniotic cavity infection, etc., which affects the development of the fetus and affects the quality of life. It is recommended that patients should go to the hospital for relevant examinations in time when they feel unwell, so as not to affect their own health and the health of the fetus.