Jump to Diagnosis and Treatment - Vulvar Cancer Symptoms. Constant itching. Changes in the color and the way the vulva looks. Bleeding or discharge not related to menstruation. Severe burning, itching or pain. An open sore that lasts for more than a month. Skin of the vulva looks white and feels rough. Cancer of the vulva: An uncommon cancer of women, is seen primarily in women over The standard treatment for vulvar cancer diagnosed at an early stage is.