title: Hallervorden-Spatz disease.
abstract: Hallervorden-Spatz disease (HSD) is a rare disorder characterized by progressive extrapyramidal dysfunction and dementia. Hallervorden and Spatz first described the disease, in 1922 as a form of familial brain degeneration characterized by iron deposition in the brain. Here we present four HSD cases with different clinical pictures.
authors.affiliation: Department of Neurology, Shahid Sadooghi Hospital, Isfahan, Iran.
authors.forename: Maseumeh
authors.initials: M
authors.lastname: Dashti
authors.affiliation: Department of Neurology, Shahid Sadooghi Hospital, Isfahan, Iran.
authors.forename: Ahmad
authors.initials: A
authors.lastname: Chitsaz
keywords: Extra pyramdal sign; Hallervorden-Spatz Disease; dementia; dystonia