| Common benign lesions that mimic melanoma include seborrheic keratoses, benign acquired nevi and solar lentigenes. |
| Blue nevi smaller than to mm in diameter and stable for many years usually do not need excision. |
| To validate the modified protocol, 44 benign nevi and 30 non-lentigo maligna melanomas were also examined. |
| The order of photography should also be adhered to in the case of follow-up exams to simplify comparison of the nevi with earlier images. |
| A number of disorders occur in association with vitiligo including thyroid disease, pernicious anaemia, hypoparathyroidism, Addison's disease, Halo nevi and diabetes mellitus. |
| Additionally, it has also been reported that it can overlie some benign and malignant lesions, including some nevi, melanoma and neurofibroma. |
