Skin breakage and itching in the vulva may be caused by inflammatory diseases of the vulva, or by local allergies, systemic diseases or vulvar malnutrition: 1. Inflammatory diseases of the vulva: caused by Candida infection or Trichomonas infection, of which itching is particularly pronounced in vulvar mycosis vaginalis, where the patient keeps scratching and rubbing, which can lead to vulvar skin breakage. Other inflammatory diseases can also cause vulvar itching, such as trichomonas vaginitis and bacterial vaginitis. It is recommended to give appropriate medication according to the infected pathogens, and this symptom will be significantly improved; 2. Local allergy: such as condom allergy, sanitary napkin allergy or underwear material allergy lead to vulvar itching, and constant scratching can lead to skin rupture, and generally remove the allergic factors, the symptoms can be effectively relieved; 3. Systemic Diseases: Diabetic patients can also manifest vulvar itching, and many diabetic patients go to gynecology because of vulvar itching, and then check out vulvovaginitis caused by diabetic infection; 4. Vulvar malnutrition: When there is vulvar malnutrition, due to hormonal changes local blood vessels may produce abnormalities, vulvar mucosal tissue has edema, rupture, as well as dry tissue, mucous membrane whitening, etc., which may also It may cause breakage accompanied by itching; 5. Herpes simplex virus infection: the infection can cause blisters in the vulva, because itching and scratching after causing the blisters to break, so there will be skin breakage, it is recommended that you can apply acyclovir ointment for treatment.