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Related Experiment Videos

Isokinetic assessment in ALS.

R Sufit1, J A Clough, M Schram

  • 1Department of Neurology, University of Wisconsin Medical School, and William S. Middleton Memorial Veterans Administration Hospital, Madison 53792, USA.

Neurologic Clinics
|May 1, 1987
PubMed
Summary
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Isokinetic dynamometry is a sensitive tool for assessing strength changes over time in patients with Amyotrophic Lateral Sclerosis (ALS). It correlates well with gait velocity and is a valuable addition to ALS assessments.

Area of Science:

  • Neurology
  • Rehabilitation Medicine
  • Biomedical Engineering

Background:

  • Amyotrophic Lateral Sclerosis (ALS) progressively impacts motor function, necessitating reliable assessment tools.
  • Evaluating lower extremity function is crucial for tracking disease progression and treatment efficacy in ALS.
  • Current assessment methods may have limitations in sensitivity and reliability.

Purpose of the Study:

  • To compare the sensitivity and reliability of different measures of lower extremity function in ALS patients.
  • To determine the utility of isokinetic dynamometry in assessing strength changes over time in ALS.
  • To evaluate the correlation between isokinetic dynamometry, manual muscle testing, and gait velocity.

Main Methods:

  • A homogenous group of ALS patients participated in the study.

Related Experiment Videos

  • Isokinetic dynamometry was used to measure lower extremity strength.
  • Manual muscle testing was performed for comparison.
  • Gait velocity and other behavioral measures were assessed.

    • Main Results:

    • Isokinetic dynamometry demonstrated high sensitivity to changes in strength over time.
    • Positive correlations were observed between isokinetic dynamometry measures and gait velocity.
    • Manual muscle tests were found to be less sensitive and no more reliable than isokinetic dynamometry.
    • Isokinetic dynamometry showed good correlation with other behavioral measures.

    Conclusions:

    • Isokinetic dynamometry is a sensitive and reliable tool for assessing lower extremity strength in ALS patients.
    • Isokinetic dynamometry serves as a valuable adjunct to traditional methods in the comprehensive assessment of ALS.
    • Findings support the integration of isokinetic testing into routine ALS clinical evaluations and research.