title: 69-year-old man with gait disturbance and Parkinsonism.
authors.affiliation: Toronto Western Hospital, University Health Network, University of Toronto, Toronto, Ontario, Canada.
authors.forename: C
authors.initials: C
authors.lastname: Marras
authors.forename: A E
authors.initials: AE
authors.lastname: Lang
authors.forename: L C
authors.initials: LC
authors.lastname: Ang
authors.forename: J
authors.initials: J
authors.lastname: Zijlmans
authors.forename: G K
authors.initials: GK
authors.lastname: Wenning
mesh_terms: D000368:Aged; D001921:Brain / Q000473:pathology*; D003937:Diagnosis, Differential; D017809:Fatal Outcome; D020234:Gait Ataxia / Q000209:etiology*; D006801:Humans; D006973:Hypertension / Q000150:complications*; D008279:Magnetic Resonance Imaging; D008297:Male; D019578:Multiple System Atrophy / Q000175:diagnosis; D010302:Parkinson Disease, Secondary / Q000150:complications / Q000175:diagnosis* / Q000209:etiology / Q000473:pathology; D013494:Supranuclear Palsy, Progressive / Q000175:diagnosis; D014743:Videotape Recording