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    Home > Active Ingredient News > Study of Nervous System > Neurology: The relationship between clinically obvious eye movement abnormalities and motor and cognitive characteristics in patients with motor neuron disease

    Neurology: The relationship between clinically obvious eye movement abnormalities and motor and cognitive characteristics in patients with motor neuron disease

    • Last Update: 2021-09-29
    • Source: Internet
    • Author: User
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    Amyotrophic lateral sclerosis (ALS) is a fatal neurodegenerative disease that affects both upper and lower motor neurons (UMN) (LMN)
    .


    For a long time, ALS has been considered to simply affect motor system disorders, and it is now generally believed that cognitive and behavioral changes related to frontal lobe dysfunction are also part of its clinical symptoms


    Some video eye tracker studies have shown that different types of abnormal eye movements (OMA) can occur in ALS, which is usually related to changes in the frontal and prefrontal cortex, especially the dorsolateral prefrontal cortex (DLPFC)
    .


    In this context, OMA may be a potential clinical marker of neurodegeneration other than UMN and LMN


    Video Recently, researchers have observed the frequency of OMA in patients with ALS, determined the corresponding OMA pattern, and analyzed its association with sports and cognitive behavioral characteristics


    The study is a retrospective controlled study
    .


    The subject underwent a bedside eye movement assessment to determine the presence and pattern of OMA


    •  OMA was detected in 10.
      5% of the ALS group, while OMA was detected in the cognitively unimpaired group (p=1.
      2x10-14) and 11.
      4% of the AD group (p=ns)
      .


      The most common defects are smooth pursuit and abnormal saccades


      ALS patients show a series of clinically obvious OMA, and these changes are significantly related to cognitive rather than behavioral changes


      https://n.
      neurology.
      org/content/early/2021/09/09/WNL.
      0000000000012774.
      long Leave a message here
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