Therapeutic plasma exchange in clinically isolated syndrome and multiple sclerosis patients.

<p>CIS = clinically isolated syndrome, EDSS = expanded disability status scale, MS = multiple sclerosis, No. = number, PP-MS = primary progressive MS with acute worsening, RR-MS = relapsing-remitting MS, SP-MS = secondary progressive MS with superimposed relapse, TPE = therapeutic plasma exchange.</p><p>^a Median (range).</p><p>Therapeutic plasma exchange in clinically isolated syndrome and multiple sclerosis patients.