Multiple SclerosisMultiple Sclerosis, Relapsing-RemittingMultiple Sclerosis, Chronic ProgressiveSclerosisAmyotrophic Lateral SclerosisEncephalomyelitis, Autoimmune, ExperimentalTuberous SclerosisDemyelinating DiseasesOptic NeuritisMagnetic Resonance ImagingMyelin Basic ProteinBrainScleroderma, SystemicOligoclonal BandsInterferon-betaMyelin SheathMyelin-Oligodendrocyte GlycoproteinSpinal CordDisability EvaluationMyelin ProteinsOligodendrogliaMyelin-Associated GlycoproteinNeuromyelitis OpticaDisease ProgressionCentral Nervous SystemMyelin Proteolipid ProteinAtrophyImmunologic FactorsHLA-DR2 AntigenCase-Control StudiesEncephalomyelitis, Acute DisseminatedSeverity of Illness IndexNerve Fibers, MyelinatedCuprizoneDiffuse Cerebral Sclerosis of SchilderPropylene GlycolsDisease Models, AnimalDemyelinating Autoimmune Diseases, CNSNervous System DiseasesTheilovirusAxonsAge of OnsetRecurrenceT-LymphocytesCerebrospinal FluidHLA-DRB1 ChainsCerebrospinal Fluid ProteinsMicrogliaDisabled PersonsTime FactorsOptic NerveFatigueNeurologic ExaminationAutoimmune DiseasesCardiovirus InfectionsRemission, SpontaneousFollow-Up StudiesMice, Inbred C57BLAutoimmunityBlood-Brain BarrierImmunosuppressive AgentsAutoantibodiesReproducibility of ResultsEvoked Potentials, VisualCohort StudiesAstrocytesGenetic Predisposition to DiseaseMethylprednisoloneImmunoglobulin GScleroderma, DiffuseHLA-DR AntigensRisk FactorsTreatment OutcomeStatistics, NonparametricCross-Sectional StudiesQuestionnairesCognition DisordersGadoliniumNeuritisNerve DegenerationInflammationAutoantigensMyelitis, TransverseCells, CulturedImage EnhancementCentral Nervous System DiseasesCorpus CallosumLongitudinal StudiesNeuropsychological TestsGreat BritainAdjuvants, ImmunologicCytokinesProspective StudiesSpinal Cord DiseasesImage Processing, Computer-AssistedMotor Neuron DiseaseQuality of LifeSensitivity and SpecificityPrevalenceChronic Disease