Filamentary Keratitis is related to keratitis, hereditary and keratoconjunctivitis. An important gene associated with Filamentary Keratitis is MUC5AC (Mucin 5AC, Oligomeric Mucus/Gel-Forming), and among its related pathways/superpathways is Dectin-2 family. The drugs Guaifenesin and Cathine have been mentioned in the context of this disorder. Affiliated tissues include eye and brain.