Mucosal Melanoma of the Hard Palate: Surgical Treatment and Reconstruction Relative frequency of solitary melanocytic lesions of the oral mucosa Buchner 2004 Journal of Oral Pathology & Medicine Wiley Online Library Multifocal Pigmentation of the Oral Cavity The Journal of the American Dental Association 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 Springer Nature Link Bilateral oral melanoacanthoma in an Indian boy Indian Journal of Dermatology, Venereology and Leprology