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 Not all Dark Spots are the same! Facial Melanosis is a group of conditions that cause unusual darkening on the face, and each type has a different causeand a different What is the diagnosis for pigmentation around mouth? Pigmented Lesion on the Hard Palate AFP