Pseudobulbar Palsy

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Pseudobulbar Palsy

• UMN lesion
• more common than Bulbar Palsy

Examination

• Cranial nerve 
  • X
    • Jaw Jerk brisk
  • IX/X
    • poor palatal movement
    • gag reflex &uarr or &darr
    • "Donald duck" speech
  • XII
    • spastic tongue
      • small
      • non-fasciculating
      • decreased movement
• Limbs
  • often UMN signs
• Cognitive 
  • emotionally labile

Causes

• bilateral CVA
• demyelination (Multiple Sclerosis)
• Motor Neurone Disease
• Degenerative cerebral diseases

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