MOG and neuromyelitis optica: These include neuromyelitis optica spectrum disorders (NMOSDs), myelin oligodendrocyte glycoprotein-antibody (MOG-Ab)-associated disease, sarcoidosis, and paraneoplastic syndrome, and require different treatment and management strategies.37,38 Certain lesion characteristics on spinal cord MRI may aid the clinicians to navigate through the differential diagnosis of spinal cord inflammatory pathology.14