Repeated itching of the pubic area may be due to vulvovaginitis, vulvovaginal pseudomycosis, trichomonas vaginitis and other diseases. 1. Vulvovaginitis: it is usually caused by pathogen infection, physical and chemical stimulation, and also related to obesity, long-term application of broad-spectrum antibiotics and other factors. Patients often appear vulvar skin and mucous membrane swelling, itching and other symptoms, can also be manifested as repeated itching of the pubic area, some patients will also be accompanied by vulvar burning sensation. If it is chronic vulvovaginitis, it will also lead to hypopigmentation and rough skin. 2. Vulvovaginal pseudomycosis: usually due to pseudomycosis infection, but also related to drugs, pregnancy, impaired immune system and other factors. Patients often have symptoms such as vulvar itching, increased leukorrhea, and burning sensation in the vulva and vagina. It can also be manifested as redness and swelling of the vulva, redness and swelling of the vaginal mucosa. 3. Trichomonas vaginitis: usually due to Trichomonas vaginalis infection, but also with multiple sexual partners, long-term use of antibiotics, diabetes and other factors. Patients often appear after menstruation with increased vaginal discharge and vulvar itching and other symptoms, which can also be manifested as repeated itching of the pubic area. Some patients may also suffer from frequent and painful urination. It is recommended that patients with symptoms of recurrent itching of the pubic area should consult a doctor in time to identify the cause of the disease and carry out targeted treatment.