what are the warning signs of vulvar cancer?
['a persistent itch in the vulva.', 'pain, soreness or tenderness in the vulva.', 'raised and thickened patches of skin that can be red, white or dark.', 'a lump or wart-like growth on the vulva.', 'bleeding from the vulva or blood-stained vaginal discharge between periods.', 'an open sore in the vulva.']