Labial melanotic macule. B). Increased numbers of me lanocytes along Download Scientific Diagram Unusual Extensive Physiologic Pigmentation of the Tongue: A Case Report Cureus Indian patient (mid 70s) with chief concern tongue is turning black. Swipe for more photos. These post inflammatory changes are more common in folks with more melanin in their skin. The underlying Cancer patient's tongue turned black and hairy 'after rare antibiotics reaction' The Independent Pigmented Oral Lesions: Clues to Identifying the Potentially Malignant Consultant360