Atrophic Glossitis, also known as atrophy of tongue papillae, is related to glossitis and pernicious anemia, and has symptoms including glossalgia An important gene associated with Atrophic Glossitis is IL36RN (Interleukin 36 Receptor Antagonist). The drugs Hydroxocobalamin and Iron have been mentioned in the context of this disorder. Affiliated tissues include tongue and thyroid, and related phenotype is digestive/alimentary.