Dental Update Malignant oral melanoma: how to spot it and how it is managed Dental Update Should I get a 2nd opinion about these freckles on my lips from another dermatologist? Last time they say it's just sun spots but the bottom one in particular still keeps me 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 Labial melanotic macules in atopic dermatitis. (a) Multiple macular Download Scientific Diagram Pigmented macular lip lesion Clinical Advisor