General characteristics and clinical neurologic symptoms and signs.

Motor: focal limbs or facial weakness; Mental: impaired cognition; Sensory: hypsthesia, hyperesthesia; Cb: cerebellar dysfunction-incoordination; BS: brainstem sign-diplopia, bulbar sign; VF: visual field defect; Sz: seizure; ON: optic neuritis; ANS: autonomic-orthostatic hypotension, urine/stool/sexual dysfunction; EPS: extrapyramidal tract-involuntary movement; EDSS: extended disability status score; RR: relapsing-remitting.aTimes of attack.bThe number means the neurological symptoms and signs during the time of attack.cAverage EDSS.