Pigmented nevi.
D000293:Adolescent; D002648:Child; D002675:Child, Preschool; D003937:Diagnosis, Differential; D005260:Female; D005499:Folliculitis; D006391:Hemangioma / Q000175:diagnosis; D018219:Histiocytoma, Benign Fibrous / Q000175:diagnosis; D006801:Humans; D007911:Lentigo / Q000175:diagnosis; D008297:Male; D008545:Melanoma; D009508:Nevus, Pigmented / Q000151:congenital / Q000175:diagnosis / Q000473:pathology / Q000601:surgery; D010580:Peutz-Jeghers Syndrome / Q000175:diagnosis; D012867:Skin / Q000473:pathology; D012878:Skin Neoplasms / Q000175:diagnosis