Oral Melanotic Macule: Symptoms and Treatment Skinsight Figure 1 from Dermoscopy of venous lake on the lips: A comparative study with labial melanotic macule Semantic Scholar 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 Dental Update Malignant oral melanoma: how to spot it and how it is managed Dental Update Mystery behind labial and oral melanotic macules: Clinical, dermoscopic and pathological aspects of Laugier Hunziker syndrome Mucosal melanocytic macules