Reacquaintance with the Term 'Melanoplakia' by Clinical and Histopathological Evaluation Is focal melanotic lesion potentially malignant? A case report ScienceDirect Pigmented Oral Lesions: Clues to Identifying the Potentially Malignant Consultant360 56M with an asymptomatic, darkly pigmented lesion on the attached gingiva of the maxilla, an irregularly shaped macule with varied pigmentation, including shades of black, brown, and gray. Brendan Gallagher, DDS Melanocytic Lesions A Guide to Clinical Differential Diagnosis of Oral Mucosal Lesions Continuing Education Course dentalcare.com WHAT CAUSES A BLACK SPOT ON GUMS? Fairywill