Pathology Outlines Melanotic macule Pigmented Lesions of the Oral Mucosa Pocket Dentistry Brown spots, especially on the lips, can be alarming to some. In some instances it can indicate rare oral mucosal melanoma, however in this case it was a non cancerous labial melanotic macule. Nevi and Malignant Melanoma Plastic Surgery KeyPlastic Surgery Key Clinical features of oral pigmented lesions: ( ) Nevus, ( ) melanotic Download Scientific Diagram