AAN 2023 HIGHLIGHTS – MONDAY, APRIL 24
April 24, 2023…in patients with RMS and PMS (Gross et al. AAN 2023;P1.010). Samples were obtained at baseline and after 3-12 months. Age-adjusted NfL and GFAP levels were comparable in RMS and PMS patients at baseline. Following ocrelizumab initiation, NfL levels decreased 27.6% (from 6.8 to 4.9) in RMS patients but were unchanged in PMS patients. GFAP levels were unchanged in RMS patients but increased (from 52.4 to 60.8) in PMS patients. The results suggest t…