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Spinal shock--comparative aspects and clinical relevance.

P M Smith1, N D Jeffery

  • 1Department of Clinical Veterinary Medicine, Madingley Rd, Cambridge CB3 0ES, UK. pms24@cam.ac.uk

Journal of Veterinary Internal Medicine
|December 17, 2005
PubMed
Summary

Spinal shock, the loss of reflexes after spinal cord injury, occurs in animals. Understanding its mechanisms and species differences aids veterinary diagnosis and treatment.

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Area of Science:

  • Veterinary neurology
  • Neurophysiology
  • Spinal cord injury

Background:

  • Spinal shock is a transient condition following severe spinal cord injury.
  • It involves the loss of muscle tone and spinal reflexes caudal to the lesion.
  • While recognized in human medicine, it is underappreciated in veterinary literature.

Observation:

  • Spinal shock manifests as flaccid paralysis and areflexia.
  • Physiologic alterations include the eventual development of reflex hyperactivity.
  • There are notable species-specific differences in spinal shock presentation and duration.

Findings:

  • The review explores the pathophysiology of spinal shock in animals.
  • It details the physiological changes, including the transition to hyperreflexia.
  • Comparative analysis highlights faster reflex recovery in animals versus humans.

Implications:

  • Accurate lesion localization in animals with spinal cord injury is crucial.
  • Understanding spinal shock improves immediate case management for veterinary clinicians.
  • Recognizing species differences aids in predicting recovery and guiding therapeutic strategies.

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