COM March 2009 Diagnosis UW School of 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. Taint melanotic of the lip vaporization laser UNILASER MDICA Lenticular melanotic macule on the lower lip of a Laugier Hunziker Download Scientific Diagram Pigmented Lesions of the Oral Mucosa Pocket Dentistry Mucosal melanocytic macules