The difference between vaginitis and vulvovaginitis mainly lies in the site of onset and clinical symptoms. 1. Site of onset. Vulvovaginitis is an inflammation confined to the vulva. Vaginitis is an inflammatory infection that occurs inside the vaginal mucosa. 2. Clinical symptoms. Vulvovaginitis is usually characterized by redness and swelling of the vulva, itching, localized dampness, heavy discharge and a small red rash. The main symptoms of vaginitis are increased vaginal discharge, congestion and edema of the vaginal mucosa, itching or redness and pain in the vagina. It may also be accompanied by abnormal leukorrhea, such as tofu scum-like leukorrhea, foamy leukorrhea, yellowish-greenish leukorrhea, and odor. Symptoms of vaginitis vary depending on the causative agent. Vaginitis can also present with symptoms of vulvar itching. The most important difference between vulvovaginitis and vaginitis is the location of the disease is different, if a woman has vulvar or vaginal discomfort symptoms should go to the hospital in time to do routine leukorrhea and gynecological examination to diagnose the type of inflammation and causative organisms to give symptomatic treatment.