There are a number of diseases that are clinically more common, including uterine vulvar itching. Like vulvar leukoplakia, diabetic vulvovaginitis, and trichomonas vaginitis, mycosis vaginitis, and also mixed vulvar infections, can cause itchy symptoms of the uterine vulva. Vulvovaginal itching is usually due to the mucosal congestion, edema and necrosis caused by the disease, and the itching of the vulva occurs. Clinically, according to some corresponding examination to determine what disease is caused, can do histological analysis to see whether it is caused by uterine vulvar leukoplakia lesions, can also be through the laboratory tests to determine whether it is mycosis vaginalis caused by vulvar itching, and at the same time combined with diabetes mellitus, due to the stimulation of urinary sugar can also cause vulvar itching symptoms.