Pigmented Lesions of the Oral Cavity Pocket Dentistry Nevus Dermatology Medbullets Step 1 Melanocytic nevi and malignant melanoma Medizinonline Oral melanoacanthoma and oral melanotic macule: a report of 8 cases, review of the literature, and immunohistochemical analysis 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 Giant Congenital Melanocytic Nevi of the Head and Neck: Clinical Update and Advances in Treatment Sarah A. Applebaum, Joshua P. Weissman, Emily S. Chwa, Stuti P. Garg, Arun K. Gosain, 2022