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Upper Limb Neuro
 
 

Posturing

 
 
 
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On this page:Abnormal Posturing

Abnormal Posturing

  • Look For

  • Abnormal flexion and / or extension of limbs, in an uncomfortable position.
  • Interpretation

  • Decorticate - flexion, adduction and internal rotation of the arms; supination of the forearms and extension of the legs.Damage to cerebral hemispheres with brain stem preservation
  • Decerebrate - extension of the arms, pronation of the forearms extension of the legsDamage to upper brain stem
  • Opisthotonic - secerebrate posturing with posterior arching of the neck and back.Severe damage to the upper brain stem
  • Causes of Abnormal Posturing

  • Head injury
  • Intracranial bleed
  • Cerebral infarction
  • Intracranial hypertension
  • Encephalopathy - drugs, toxins, infection, hepatic
  • Tumour - primary or secondary
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