TOPICS: Myelin, oligodendrocytes, schwann cells, CNS, PNS, multiple sclerosis, HLA DR2, optic neuritis, internuclear ophthalmoplegia, incontinence, spasticity, hemiparesis, scanning speech, periventricular plaques, IgG, oligoclonal bands, myelin basic protein, intravenous steroids, interferon beta, guillain barre syndrome, acute inflammatory demyelinating polyradiculoneuropathy, AIDP, Campylobacter jejuni, ascending paralysis, respiratory support, plasma exchange, IVIG, acute disseminated encephalomyelitis, vaccination, infection, motor deficits, encephalopathy, charcot marie tooth disease, CMT1A, PMP22 gene duplication, pes cavus, central pontine myelinolysis, hyponatremia, locked in syndrome, krabbe disease, adrenoleukodystrophy, metachromatic leukodystrophy, subacute sclerosing panencephalitis, measles, progressive multifocal leukoencephalopathy, JC virus