An oral melanotic macule is a harmless dark spot found on the lip, most often the lower lip, or inside the mouth, either on the gums, inside the cheek, or on the roof of the mouth. An oral melanotic The dermatologic oral examination: Navigating the Oral Dermatoses Map Journal of the American Academy of Dermatology COM March 2009 Diagnosis UW School of Dentistry Melanotic neuroectodermal tumor in a newborn ScienceDirect Leiomyosarcoma of Scalp Skin Cancer and Reconstructive Surgery Center