Mystery behind labial and oral melanotic macules: Clinical, dermoscopic and pathological aspects of Laugier Hunziker syndrome Labial melanotic macule. B). Increased numbers of me lanocytes along Download Scientific Diagram Pigmented Lesion on the Hard Palate AFP ORAL MELANOTIC MACULE (OMM) (Also called focal melanosis labial melanotic macule) A benign, localized, flat pigmented lesion of the oral mucosa Caused by a focal increase in melanin production What to do with pigmented oral lesions? Figure 1 from Oral melanotic macule a case report. Semantic Scholar