Pigmented Lesions of the Oral Mucosa: Clinical Presentation, Histology, and Recommendations for Management American Journal of Clinical Dermatology Springer Nature Link Melanoma Skin Cancer Labial melanotic macule. B). Increased numbers of me lanocytes along Download Scientific Diagram 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 Conjunctival Melanoma: Symptoms & Treatment