The hairy part of a woman may refer to the vulva. Vulvar itching may be caused by diseases such as vulvovaginal pseudomycosis, pubic lice disease and vulvar eczema. 1. Vulvovaginal pseudomycosis: This disease is caused by pathogenic bacteria such as Pseudomonas albicans or Pseudomonas smoothii, and can be transmitted by direct contact through sexual intercourse, indirect contact and other ways. The main symptoms include vulvar itching, increased leukorrhea, and burning sensation in the vulva and vagina. 2. Pubic lice disease: this disease is caused by the infection of pubic lice, the common way of transmission is through sexual contact and indirect contact, etc. The common symptoms are intense itching in the pubic hair area, and there may be spots of stained brown blood in the underwear and other manifestations. 3. Vulvar eczema: the etiology of this disease is not clear, considered to be the result of a variety of factors, and chronic infection, metabolic disorders, contact with allergens, skin barrier function weakening, mental stress, obesity, vaginal secretions and other factors. Typical symptoms are vulvar itching and rash. 4. Other: in addition to clinical need to consider is warts, non-specific vulvitis, bacterial vaginitis and other diseases caused. It is recommended that patients with vulvar itching go to the hospital in time to complete the relevant examinations to clarify the specific causes.