Most of the itching and redness on both sides of the labia majora in elderly women are caused by geriatric vaginitis, non-specific vulvovaginitis, vulvovaginal pseudomycosis, etc. They may bleed, and should be actively treated. 1. Senile vaginitis: senile vaginitis is mainly due to ovarian failure, low estrogen level, decreased resistance, aerobic bacteria infection. The main symptoms of senile vaginitis are vulvar itching, pus and blood discharge when the infection is serious, vaginal mucosa congestion and ulceration. Bleeding symptoms may occur. 2. Non-specific vulvovaginitis: the vulva of elderly women is stimulated by urine, feces, unclean hygiene products, causing itching of the vulvar skin and mucous membrane, congestion, swelling, and in severe cases, ulcers can be formed, eczema and so on. In severe cases, ulcers and eczema may form. Ulcers may cause bleeding. 3. Vulvovaginal pseudomycosis: diabetes, prolonged oral antibiotics and other reasons can lead to the transformation of pseudomycosis into mycelial phase in the vagina, causing inflammatory reaction. It leads to vulvovaginal itching, vulvar erythema, edema. Acute stage can cause ulcers, erosion, etc.. Bleeding can occur. Therefore, clinically elderly women with itching on both sides of the labia majora need to consult a doctor in a timely manner, under the guidance of the doctor to give appropriate treatment, do not self-medication, so as not to cause danger.