Pigmented lesions of the oral mucosa and perioral tissues: a flow chart for the diagnosis and some recommendations for the management ScienceDirect 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 Leiomyosarcoma of Scalp Skin Cancer and Reconstructive Surgery Center Common Moles Dysplastic Nevi and Risk of Melanoma VCU Massey Comprehensive Cancer Center Melanotic neuroectodermal tumor in a newborn ScienceDirect On a Case of Multiple Melanotic Sarcoma