Reaction time in Parkinson's disease.

  title={Reaction time in Parkinson's disease.},
  author={E. V. Evarts and Heikki Ter{\"a}v{\"a}inen and Donald B. Calne},
  journal={Brain : a journal of neurology},
  volume={104 Pt 1},
Both reaction time and movement time tend to be prolonged in Parkinson's disease, but they are often impaired independently of each other. Prolongation of RT is relatively slight, while MT undergoes more substantial and consistent disturbance. Choice RT and kinaesthetic RT do not have any advantage over simple visual RT as measurements of neurological deficit in parkinsonism, since they are all impaired to the same extent. MT is more useful than RT as an objective indicator of therapeutic… CONTINUE READING

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