Patients with vitiligo have a significantly lower incidence of skin cancer due to immune surveillance.

“when you look at incidents of skin cancers they have a significantly lower incidence of skin cancer and this is because of the immune phenomenon in immune surveillance of cancer and that occurs throughout the body but the skin is a model platform for this what happens is your immune system surveys for mutant changes that occur whether it's UV related Etc infection toxin whatever and patients who have V Lego have overactivity of these immune cells and over surveillance so they are able to clear a lot of these precancerous changes before they form into something”