KnowraNeuromyelitis optica spectrum disorderLinked fromLinked fromThe 4 pages that link to Neuromyelitis optica spectrum disorder, each with the reason it gives.All 4Broader topic 2Related 1Compared with 1Multiple sclerosisCompared with: It can resemble multiple sclerosis but is a distinct disease requiring different treatment.DemyelinationBroader topic: Its attacks can cause severe optic nerve and spinal cord demyelination.Plasma exchangeRelated: Exchange may be used for severe attacks that respond inadequately to initial treatment.Optic neuritisBroader topic: Optic neuritis in this disorder often causes severe visual loss and requires prompt preventive therapy.