Melanocytic Lesions A Guide to Clinical Differential Diagnosis of Oral Mucosal Lesions Continuing Education Course dentalcare.com Figure 2 from Oral pigmentation Semantic Scholar PDF] Oral melanoacanthoma and oral melanotic macule: a report of 8 cases, review of the literature, and immunohistochemical analysis. Semantic Scholar Nevus of Ota is a benign dermal melanocytic condition characterized by bluish grey or slate brown pigmentation involving the skin around the eye and ocular tissues. It occurs due to an increased number of