Dental Update Malignant oral melanoma: how to spot it and how it is managed Dental Update Differential Diagnosis of Pigmented Lesions in the Oral Mucosa: A Clinical Based Overview and Narrative Review Pigmented Lesions of the Oral Mucosa Springer Nature Link Mucosal melanocytic macules In the process of removing a Labial Melanotic Macule. A Labial Melanotic Macule is a well defined, oval, brown to black, flat patch on the central third of the lower lip, as seen Clinical Challenge: Dark Lesion on Lower Lip MPR