Problems of melanoma developing from common acquired nevi.
D005260:Female; D006801:Humans; D008297:Male; D008545:Melanoma / Q000473:pathology*; D009506:Nevus / Q000473:pathology*; D011230:Precancerous Conditions / Q000473:pathology*; D012878:Skin Neoplasms / Q000473:pathology*