Mystery behind labial and oral melanotic macules: Clinical, dermoscopic and pathological aspects of Laugier Hunziker syndrome 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 Hyperpigmented macules in the oral mucosa and melanonychia JAAD Case Reports Oral Malignant Melanoma Oral Cancer Foundation Information and Resources about Oral Head and Neck Cancer Can a black pigmented lesion of the oral cavity predict future development of melanoma Report of a case and review of literat Labial Lentigo (labial melanotic macule) Cancer Therapy Advisor