A collection of resources for RACGP exams Next Gen GP Text Book live webinars AKT and KFP questions Taint melanotic of the lip vaporization laser UNILASER MDICA Congenital Melanotic Macule of the Tongue: A Five Year Follow up Dermatology Practical & Conceptual 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.