Gynecological inflammation can cause vulvar itching in the following cases: 1, vulvovaginal pseudomycelium yeast disease, often clinically manifested as vaginal tofu scum-like discharge, and there will be vulvar redness, swelling, vulvar itching, mainly due to Candida will lead to a kind of allergic phenomenon of the skin mucous membranes, so itching will occur. 2, trichomonas vaginosis can also lead to vulvar-vaginal itching.3, mycoplasma and Chlamydia infection will cause increased vaginal discharge, and accompanied by vulvar itching. The above three diseases can lead to vulvar itching, and can be treated with appropriate drugs.