Melanocytic nevi and melanoma: unraveling a complex relationship Oncogene 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 Melanocytic Nevus The Operative Review Of Surgery Melanocytic nevi Clinical Tree Clinical features of cutaneous melanotic nevihead and neck region. a Download Scientific Diagram Pigmented oral compound nevus of retromolar area A rare case report ScienceDirect