Figure 1. Schematic timeline depicting changes in neurological signs, medications (with dosing), and timing of events from patient presentation to death. ED – Emergency Department; MRI – magnetic resonance imaging; CSF – cerebrospinal fluid; g/dL – grams/deciliter; mg/dL – milligrams/deciliter; g – gram; IgG – immunoglobulin G; mL – milliliter; mg – milligram; HIV – human immunodeficiency virus; PCR – polymerase chain re action.