Pigmented Lesions of the Oral Cavity Oral and Maxillofacial Surgery Clinics and Lights for Treating Pigmented Lesions Plastic Surgery KeyPlastic Surgery Key In the process of removing a Labial Melanotic Macule. A Labial Melanotic Macule is a well defined, oval, brown to black, flat patch on the central third of the lower lip, as seen Melanotic macules of the tongue in a newborn Journal of the American Academy of Dermatology Pigmented Lesions of the Oral Mucosa Pocket Dentistry Labial melanotic macules in atopic dermatitis. (a) Multiple macular Download Scientific Diagram