MOG and optic neuritis: Characterised by the presence of immunoglobulin G (IgG) autoantibodies targeting the MOG protein on the surface of oligodendrocytes, MOGAD encompasses a broad clinical spectrum that includes optic neuritis (ON), transverse myelitis (TM), acute disseminated encephalomyelitis (ADEM), and cerebral cortical encephalitis, among others [1,2].