What are the causes of white spots on tan skin?
Tinea versicolor is a skin condition caused by sun exposure leaving white spots on the skin. The skin tans around the dermatologic disease which leaves white patches. Although harmless, the appearance is usually distressing to the individual.VersicolorTinea versicolor occurs with prolonged sun exposure. Large patches can form, typically appearing on the chest, shoulders and back.ProcessAs the skin is warm and moist, colonies of yeast begin to grow on the skin. The American Osteopathic College of Dermatology says the colonies grow quickly and produce acidic bleach, changing the color of the skin resulting in its inability to tan.CourseTinea versicolor is more commonly found in teenagers. Individuals typically outgrow this skin condition, and the white patches go away during early adulthood.TreatmentThere are lotions and ointments effective for topical treatment. In severe cases, oral anti-fungal prescription medications are useful.PreventionThe best prevention is to stay out of the sun
