Female vulvar itching not only affects daily life and work, some can also lead to marital discord, and can lead to a variety of diseases at the same time if not cured over time. Therefore, female vulvar itching is a common but not negligible symptom for women, and the cause should be identified and treated in time. 1. fungal vaginitis: itching of the vulva and vagina, flushing of the vulva, leucorrhea like bean curd, odor, scratching can cause eczematous changes of vulvar dermatitis. Trichomonas vaginalis: itching of vulva and vagina, foamy leucorrhea, often with special odor, and eczematous changes of vulvar dermatitis after scratching. The vaginal secretion smear examination can be distinguished from the above disease samples. 3, pubic lice disease: pubic lice often lodge on the surface of the skin or attached to the root of the pubic hair, pubic lice eggs are grayish white, the size of a pinhead. The bite of lice and their venom and excrement can lead to itchy skin, flaking and secondary eczema-like changes and folliculitis. 4, pinworm infection: mainly invade young girls, adult women can also be infected, when the anus is relaxed at night, pinworms crawl out of the rectum to swim to the vulva to mate and lay eggs, and stimulate the mucous membrane of the vulvar skin, causing local itching. 5, scabies infection: when scabies is caused, the external lesions are the most serious, so the local itching is also the most obvious. 6, local skin unclean: some women use toilet paper improper method, vulvar skin by menstrual blood, vaginal secretions, and even urine, feces and sweat impregnation of local skin chronic inflammation, thus causing vulvar itching. 7, drug allergy: allergic women taking sulfonamide or other drugs caused by “fixed drug rash”, often occurs in the vulva skin mucous membrane junction, in addition to local itching, can be complicated by erosion, exudate. The use of drugs for vaginal douching or intravaginal insertion, such as allergic reactions and contact dermatitis can also occur vulvar itching. 8. Vulvar skin diseases: The skin damage of ringworm often expands to the vulva, causing intense local itching. Eczema and neurodermatitis of the vulva cause even more intense local itching, the former manifesting as papular blisters and vesicular ooze with unclear local skin boundaries, the latter often showing thickened skin moss with mossing due to scratching. In addition to the local itching caused by vulvar leukoplakia, often accompanied by vulvar malnutrition, skin atrophy. 9, viral infection: most of the condyloma acuminata occur in the female vaginal wall, the cervical opening and vulva, but also with foul-smelling leucorrhea. 10. Allergy to sexual intercourse: This is an allergic reaction that occurs during the life of both sexes. There are allergies to semen, condom allergies, and friction allergies, respectively. 11, other causes: women suffering from diabetes, due to the stimulation of urine sugar on the vulvar skin, easy to complicate the toxic bacteria vulva and vaginitis, causing vulvar itching. When suffering from liver and gallbladder and other diseases jaundice, due to the increase of bilirubin in the blood, the skin stimulated by bile salts can also occur vulvar itching. In addition, some women can also suffer from itching of the vulva due to psychological factors when they are stressed. Women suffering from vulvar itch should pay attention to keep the vulvar skin clean and dry, underwear should be loose and breathable, prohibit soapy water or irritating detergents scrubbing, try to control scratching to stop itching, do not eat spicy and allergic food.