title: "Hot cross bun" sign resembling multiple system atrophy in a patient with Machado-Joseph disease.
authors.affiliation: Department of Neurology, Ataxia Unit, Universidade Federal de São Paulo, São PauloSP, Brazil.
authors.forename: José Luiz
authors.initials: JL
authors.lastname: Pedroso
authors.forename: René Leandro M
authors.initials: RL
authors.lastname: Rivero
authors.forename: Orlando Graziani Povoas
authors.initials: OG
authors.lastname: Barsottini
mesh_terms: D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D017827:Machado-Joseph Disease / Q000175:diagnosis*; D008279:Magnetic Resonance Imaging; D008875:Middle Aged; D019578:Multiple System Atrophy / Q000175:diagnosis*