Kiss and Tell: Variations of Normal and Pathology of the Lips Today's RDH Figure 1 from Oral melanotic macule a case report. Semantic Scholar In the process of removing a Labial Melanotic Macule. A Labial Melanotic Macule is a well defined, oval, brown to black, flat patch on the central third of the lower lip, as seen Oral melanoma and other pigmentations: when to biopsy? Lambertini 2018 Journal of the European Academy of Dermatology and Venereology Wiley Online Library Mucosal melanocytic macules What Caused These Multiple Hyperpigmented Macules of the Mouth?