Mastoiditis, also known as mastoiditis nec, is related to petrositis and bell's palsy. An important gene associated with Mastoiditis is MALT1 (MALT1 Paracaspase), and among its related pathways/superpathways are Diseases of hemostasis and C-MYB transcription factor network. The drugs Dexamethasone and Dexamethasone acetate have been mentioned in the context of this disorder. Affiliated tissues include bone and brain.