Melanotic macule. Benign. Dark spot on labia (or lip). Analogous to lentigo simplex. Hyperpigmented basal keratinocytes & dermal melanophages. Slight in single basal melanocytes; NO nests. More info like this in Labial Melanotic Macules in Atopic Dermatitis: An Observational Study Semantic Scholar Summit Enlighten Laser to treat labial melanotic macules on the lip before and after. Facebook Congenital Melanocytic Macule of the Tongue in a Newborn Cureus Pigmented Lesions of the Oral Cavity Pocket Dentistry Pigmented Oral Lesions: Clues to Identifying the Potentially Malignant Consultant360