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 Pigmented Lesions of the Oral Mucosa Pocket Dentistry Pigmented Lesions of the Oral Mucosa Springer Nature Link A Rare Case of Oral Mucosal Pigmentation: Differential Diagnosis and Case Presentation JCDA Sunbeds, dihydroxyacetone (DHA) fake tan, and MelanoTan injections: A history of 'safe' tanning technologies Technology, Health, and the Patient Consumer in the Twentieth Century NCBI Bookshelf