Oral Melanotic Macule An Unusual Occurrence In Gingiva Journal of Health and Allied Sciences NU Differential diagnosis of an oral mucosal pigmented lesion: a case of essential melanosis Is focal melanotic lesion potentially malignant? A case report 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