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Gastrointestinal Motility Disorders01:20

Gastrointestinal Motility Disorders

Gastrointestinal or GI motility disorders are characterized by irregular gastrointestinal tract movements, disrupting food transit from the mouth to the anus. They are caused by damage or dysfunction in gut muscles or nerves. These disorders can cause symptoms such as severe constipation, diarrhea, abdominal pain, and swallowing difficulties. Disorders can affect any segment of the GI tract and range widely in severity, from common conditions like GERD to life-threatening conditions like...
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Related Experiment Video

Updated: Jun 6, 2026

Clinical-oriented Three-dimensional Gait Analysis Method for Evaluating Gait Disorder
06:54

Clinical-oriented Three-dimensional Gait Analysis Method for Evaluating Gait Disorder

Published on: March 4, 2018

[Gait and gait disturbance].

Hiroshi Shibasaki1

  • 1Takeda General Hospital, Kyoto, Japan.

Brain and Nerve = Shinkei Kenkyu No Shinpo
|November 12, 2010
PubMed
Summary

Falls in the elderly are often caused by gait disturbance, which can stem from neurological or musculoskeletal issues. Accurate diagnosis of gait problems is crucial for effective fall prevention strategies.

Area of Science:

  • Neurology
  • Geriatrics
  • Biomechanics

Context:

  • Falls are a significant social issue, particularly impacting the growing geriatric population.
  • Gait disturbance is a primary contributor to falls, necessitating comprehensive evaluation.
  • Understanding gait abnormalities is essential before diagnosing neurological conditions.

Purpose:

  • To elucidate the complex pathways and systems involved in gait control.
  • To classify various types of gait disturbances caused by neurological diseases.
  • To highlight the importance of accurate diagnosis for effective fall prevention.

Summary:

  • Gait is controlled by motor cortices, neural tracts, and muscles, with input from the cerebellum, basal ganglia, and sensory systems (somatosensory, vestibular, visual, auditory).

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Last Updated: Jun 6, 2026

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  • Neurological gait disturbances include spastic, paralytic, ataxic, parkinsonian, dystonic, and psychogenic types, each with distinct characteristics.
  • Ataxic gait results from cerebellar, vestibular, or proprioceptive system lesions; involuntary movements and psychogenic factors also significantly impact gait.

    • Impact:

    • Accurate classification and etiological judgment of gait disturbance are paramount for selecting optimal treatments.
    • Effective management of gait disturbances can significantly reduce fall incidence in the elderly.
    • This research underscores the need for a multidisciplinary approach to address gait-related fall risks.