Less Than 30 Percent of Melanoma Cases Come from Existing Moles
But this can be tricky since this cancer — the most dangerous form of skin cancer — can masquerade as a harmless mole or freckle until it spreads too far to be effectively treated. A report published today sheds some light on when to get these kinds of spots checked by a doctor. According to the new study published in the Journal of the American Academy of Dermatology, the majority of melanomas do not appear on existing moles, but show up as new marks on the body.
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