Slowness of movement in Parkinson's disease.

  title={Slowness of movement in Parkinson's disease.},
  author={C. David Marsden},
  journal={Movement disorders : official journal of the Movement Disorder Society},
  volume={4 Suppl 1},
  • C. David Marsden
  • Published 1989 in
    Movement disorders : official journal of the…
Loss of the ability to move is the most characteristic and fundamental motor deficit in Parkinson’s disease. Parkinsonian patients exhibit akinesia (inability to initiate movement), hypokinesia (reduced movement), and bradykinesia (slowness of the movement itself). (All these phenomena will be subsumed under the title akinesia.) Rigid muscles may contribute to akinesia, but they are not the cause. This is evident from the effects of both stereotactic surgery and treatment with levodopa… CONTINUE READING