title: Transient downbeat nystagmus from West Nile virus encephalomyelitis.
authors.affiliation: Department of Neurology, Hospital of the University of Pennsylvania, Philadelphia, PA 19104, USA. Sashank.prasad@uphs.upenn.edu
authors.forename: Sashank
authors.initials: S
authors.lastname: Prasad
authors.forename: Mark J
authors.initials: MJ
authors.lastname: Brown
authors.forename: Steven L
authors.initials: SL
authors.lastname: Galetta
mesh_terms: D001933:Brain Stem / Q000503:physiopathology; D004172:Diplopia / Q000209:etiology; D004576:Electromyography; D006801:Humans; D008297:Male; D008875:Middle Aged; D009759:Nystagmus, Pathologic / Q000209:etiology* / Q000503:physiopathology; D015835:Ocular Motility Disorders / Q000209:etiology / Q000503:physiopathology; D011782:Quadriplegia / Q000209:etiology; D012021:Reflex, Abnormal; D012438:Saccades; D014901:West Nile Fever / Q000150:complications* / Q000175:diagnosis / Q000503:physiopathology