melanotic macule by joud aljuhani on Prezi Pigmentation of the hard palate Oral Surgery, Oral Medicine, Oral Pathology, Oral Radiology and Endodontics Lingual melanotic macule the first case report in an adult patient * ScienceOpen Oral pathology: Noting a pigmented macule that often presents a diagnostic dilemma Registered Dental Hygienists 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. Pigmented Oral Lesions: Clues to Identifying the Potentially Malignant Consultant360