Hypokinetic (Non-Parkinsonian) Movement Disorders

Shyamal H. Mehta, Alberto J. Espay

Research output: Chapter in Book/Report/Conference proceedingChapter


This chapter highlights neurologic disorders characterized by a poverty of movements that are unexplained by any impairment in classic motor brain circuitry and lack the characteristic features of parkinsonian disorders, namely rigidity and bradykinesia. This chapter reviews several common neurologic causes of non-parkinsonian hypokinesia, it is not intend to represent an exhaustive list of entities rarely reported to present as hypokinesia. Important disorders discussed in this brief review include stiff-person syndrome and its variants, primary lateral sclerosis, catatonia, neuromuscular causes, and psychogenic slowness. The approach is to highlight their clinical features and management strategies wherever applicable.

Original languageEnglish (US)
Title of host publicationNon-Parkinsonian Movement Disorders
Number of pages10
ISBN (Electronic)9781118474075
ISBN (Print)9781118473924
StatePublished - Dec 27 2016


  • Catatonia
  • Hypokinetic
  • Neuromuscular disorders
  • Primary lateral sclerosis
  • Psychogenic
  • Stiff-person syndrome

ASJC Scopus subject areas

  • General Medicine


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