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 Oral Melanotic Macule MEDizzy Oral melanotic macule Stock Image C067 2476 Science Photo Library Black hairy tongue syndrome Tongue Discoloration in a Young Girl The Journal of Pediatrics Congenital Melanocytic Macule of the Tongue in a Newborn Cureus