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 Black Spot on Lip: What Does It Mean? A collection of resources for RACGP exams Next Gen GP Text Book live webinars AKT and KFP questions A cross sectional study of physiologic volar melanotic macules: Demographic, historical, clinical, and dermatoscopic features of a common yet neglected pigmentary variant in individuals with skin of color Journal of the American Oral Melanotic Macule: Symptoms and Treatment Skinsight