Vulvar cancer is a kind of malignant tumor occurring in female reproductive system, which may not have any symptom in the precursor, and with the development of the disease, vulvar itching, vulvar swelling, vulvar pain and bilateral inguinal lymph node enlargement may appear. 1. Vulvar itching: early on, vulvar itching symptoms may appear, mostly persistent. 2. Vulvar swelling: Vulvar area may have different forms of swelling, such as ulcerative swelling, nodular swelling, cauliflower-like swelling, etc. 3. Vulvar pain: Vulvar pain may appear when combined with infection, accompanied by bleeding and oozing symptoms. 4. Enlargement of bilateral inguinal lymph nodes: cancer in middle and late stages can be transferred through lymphatic fluid, resulting in enlarged inguinal lymph nodes with hard texture. If the above symptoms appear, it is necessary to go to the hospital for examination in time and actively cooperate with doctors to carry out targeted treatment.