Multiple sclerosis (MS), neuromyelitis optica spectrum disorder (NMOSD), acute disseminated encephalomyelitis (ADEM), myelin oligodendrocyte glycoprotein (MOG) encephalomyelitis, and idiopathic transverse myelitis (TM) represent the main diseases characterized by autoimmune demyelination [1,2]. Here, OMG is linked to acute disseminated encephalomyelitis.