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Primary progressive freezing gait

A Achiron1, I Ziv, M Goren

  • 1Department of Neurology, Felsenstein Research Center, Beilinson Medical Center, Petah-Tiqva, Israel.

Movement Disorders : Official Journal of the Movement Disorder Society
|July 1, 1993
PubMed
Summary
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This study identifies a distinct neurological condition causing progressive freezing gait as the primary symptom, unresponsive to typical Parkinson's disease treatments. Further research is needed to understand this specific gait disorder.

Area of Science:

  • Neurology
  • Movement Disorders

Background:

  • Freezing gait is a debilitating symptom commonly linked to Parkinson's disease.
  • It is less frequently associated with conditions like multi-infarct state, multisystem atrophies, and normotensive hydrocephalus.

Purpose of the Study:

  • To investigate a cohort of patients presenting with progressive freezing gait as their sole neurological dysfunction.
  • To characterize the clinical presentation, diagnostic findings, and progression of this specific gait disorder.

Main Methods:

  • Evaluated 18 patients with progressive freezing gait as the primary symptom.
  • Utilized clinical assessment, gait videotaping, blood and cerebrospinal fluid analysis, and brain imaging (CT and MRI).

Main Results:

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  • Patients exhibited freezing gait, sometimes with postural instability, but lacked other Parkinsonian signs (bradykinesia, rigidity, tremor).
  • Neurological and CSF analyses were normal; brain imaging showed mild atrophy or lacunes in some.
  • Levodopa and dopamine agonists were ineffective, and the freezing gait progressed over time without other neurological deficits.

    • Conclusions:

    • Identified a distinct syndrome characterized by isolated progressive freezing gait.
    • This condition appears distinct from Parkinson's disease and is unresponsive to dopaminergic therapy.
    • Further investigation is warranted to elucidate the underlying pathophysiology and develop targeted treatments.