The vulva itch, the more common symptoms in women, many women encounter vulva itch to buy a variety of lotions to wash, not knowing that some vulva itch is not wash can be, and not all vulva itch is gynecological disease. In this case, Uncle Root to briefly describe several causes of vulvar itching: 1, local causes 1, vaginitis The cause is more common, including pseudomonal yeast, trichomonas caused by vaginitis often have symptoms of vulvar itching, in addition to bacterial vaginitis, atrophic vaginitis can also cause vulvar itching. 2, pathogenic insect infections such as pubic lice, scabies, rabies can cause vulvar itching. 3, viral infections Condyloma acuminatum, common warts, herpes and other viral infections caused by the disease, often can cause vulvar itching. 4, allergic factors Allergy is a common cause of skin itching, and vulvar itching is often caused by allergic reasons such as allergy to drugs, skin care products, underwear material, sanitary napkin allergy, semen allergy. 5, vulvar epithelial lesions Common vulvar epithelial lesions that cause vulvar itching are: vulvar squamous epithelial hyperplasia, vulvar sclerosing moss, secondary vulvar hypopigmentation disease, etc. Pathological examination is generally required to identify and diagnose. 6. Other local causes Inattention to vulvar hygiene, fecal contamination, urine contamination, menstrual blood stimulation, vaginal secretion stimulation and other causes can also cause vulvar itching. Second, systemic causes Diabetes, jaundice, leukemia, vitamin A, B deficiency, malnutrition, severe anemia and systemic diseases such as intrahepatic cholestasis during pregnancy can cause vulvar itching. In addition to the above local and systemic causes, there are also some unknown causes of vulvar itching. These are the various causes of vulvar itching, but they all need to be identified by a professional doctor.