Skin discoloration?

i've noticed odd discoloration, sort of tan brown color, around arm pits , above genitals. these area's don't itch great deal seem covered in layer of dry dead skin (observed scratching @ them :(...)

know these areas might and/or how treat them?

i've noticed odd discoloration, sort of tan brown color, around arm pits , above genitals. these area's don't itch great deal seem covered in layer of dry dead skin (observed scratching @ them :(...) know these areas might and/or how treat them?

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