Oral Mucosal Melanosis IntechOpen Pigmented Lesions of the Oral Mucosa Pocket Dentistry Oral pigmented lesions: a pragmatic approach to diagnosis and management Faculty Dental Journal Pathology Outlines Melanotic macule 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. The Pigmented Hard Palate: A Long Term Outcome of Imatinib Actas Dermo Sifiliogrficas