Approaches to the evaluation of lip hyperpigmentation Vachiramon 2012 International Journal of Dermatology Wiley Online Library AD :: Annals of Dermatology Oral Malignant Melanoma Oral Cancer Foundation Information and Resources about Oral Head and Neck Cancer Labial lentigines, also called labial melanotic macules, is a benign skin condition that is more common in individuals with darker skin. They most often appear during adulthood although they can develop at