Oral Mucosal Melanosis IntechOpen Labial lentigines, also called labial melanotic macules, is a benign skin condition that is more common in individuals with darker skin. They most often appear during adulthood although they can develop at Mystery behind labial and oral melanotic macules: Clinical, dermoscopic and pathological aspects of Laugier Hunziker syndrome oral melanotic macule Search Science Photo Library COM March 2009 Diagnosis UW School of Dentistry Pigmented Lesions and Melanoma Plastic Surgery KeyPlastic Surgery Key