Dysplastic naevi.
D003937:Diagnosis, Differential; D004416:Dysplastic Nevus Syndrome / Q000150:complications / Q000175:diagnosis* / Q000473:pathology; D006801:Humans; D008545:Melanoma / Q000175:diagnosis* / Q000209:etiology / Q000473:pathology; D012878:Skin Neoplasms / Q000175:diagnosis*