Pigmented Lesions of the Oral Mucosa Pocket Dentistry A 9 year old boy presented for evaluation of dark spots on the tongue. The family first noted these spots 5 months prior and reported that they remained stable. Can you make a diagnosis? Pigmented Oral Lesions: Clues to Identifying the Potentially Malignant Consultant360 Labial melanotic macule. B). Increased numbers of me lanocytes along Download Scientific Diagram