Andrea L C Schneider1, Geoffrey Ling2. 1. From Department of Neurology, Johns Hopkins University School of Medicine, Baltimore; and Department of Neurology, Uniformed Services University of the Health Sciences, Bethesda, MD. achris13@jhmi.edu. 2. From Department of Neurology, Johns Hopkins University School of Medicine, Baltimore; and Department of Neurology, Uniformed Services University of the Health Sciences, Bethesda, MD.