hypopigmentation and white spots on woman face on white background.

skin hypopigmentation melanin pigment pigmentation melanocyte lighten eczema atopic dermatitis melanogenesis face cartoon light patches white genetic vector woman damage problem disorder discoloration burn blisters ulcers chemical exposure infection wound sun inflammatory psoriasis albinism hormone autoimmune change flat design infographic freckle age spots acne scars beauty color enzyme gene cell biology dermatology aesthetic