Category Archives for Black Tongue

Black or Brown Tongue

According to the National Organization for Rare Disorders, Inc. Black Tongue is also known as Black Hairy Tongue or in “doctorese” “lingua nigra”. It is characterized by a blackish or brownish discoloration or staining of the filiform papillae and may include an elongation of the papillae. Such changes often begin at the back (posterior) of […]