Oral Mucosal Melanosis IntechOpen Oral melanotic macula on the upper gingival mucosa on a 40 year old Download Scientific Diagram Spotty lips. These are labial melanotic macules, kinda like freckles on the lips. They are mostly due to age and sun exposure, but sometimes they run in families and are associated with Pigmented Oral Lesions: Clues to Identifying the Potentially Malignant Consultant360 Pigmented Lesions of the Oral Mucosa Springer Nature Link