Article
Disease progression in C9orf72 mutation carriers.
Neurology - 18 Jul 2017
Floeter Mary K, Traynor Bryan J, Farren Jennifer, Braun Laura E, Tierney Michael, Wiggs Edythe A, Wu Tianxia
Abstract excerpt
OBJECTIVE: To assess changes in 3 clinical measures, the Revised ALS Functional Rating Scale (ALSFRS-R), letter fluency, and Frontal Behavioral Inventory (FBI), over time in C9orf72 mutation carriers (C9+) with varied clinical phenotypes. METHODS: Thirty-four unrelated participants with mutations in C9orf72 were enrolled in a prospective natural history study. Participants were classified as asymptomatic,...
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