PDF] Oral melanoacanthoma and oral melanotic macule: a report of 8 cases, review of the literature, and immunohistochemical analysis. Semantic Scholar Oral hyperpigmentation Clinical Advisor Pigmented Oral Lesions: Clues to Identifying the Potentially Malignant Consultant360 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