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 Labial melanotic macule. B). Increased numbers of me lanocytes along Download Scientific Diagram Melanotic Macules, Naevi, and Melanoma Springer Nature Link Does anyone know what this black mark on my lip is? Started last August so it's I've had it nearly a year, was living in Spain at the time for 6 months AD :: Annals of Dermatology