Taint melanotic of the lip vaporization laser UNILASER MDICA Oral Mucosal Melanosis IntechOpen PDF) Dermatoscopy of an invasive melanoma on the upper lip shows possible association with LaugierHunziker syndrome Pathology Outlines Melanotic macule Mystery behind labial and oral melanotic macules: Clinical, dermoscopic and pathological aspects of Laugier Hunziker syndrome Melanoma of the oral cavity: pathogenesis, dermoscopy, clinical features, staging and management.