Melanocytic Lesions A Guide to Clinical Differential Diagnosis of Oral Mucosal Lesions Continuing Education Course dentalcare.com Metastatic oral malignant melanoma transformed from pre existing pigmented lesions in mandibular gingiva: Report of an unusual case ScienceDirect This lovely patient was thrilled with her beautiful result after laser treatment of oral melanotic macules. I share this case to educate: laser treatment requires accurate diagnosis, an understanding Mole or nevus, what is, what treatment?