Figure 225 from Pigmentations of the Oral Mucosa and Facial Skin 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 Pigmented Lesions Pocket Dentistry Melanocytic nevi and melanomas of the oral mucosa: detailed description of a case series Anais Brasileiros de Dermatologia (Portuguese) Multifocal pigmentation of the oral mucosa The Journal of the American Dental Association Oral melanoacanthoma of the palate: An unusual presentation of an uncommon entity JAAD Case Reports