Myasthenia Gravis

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Myasthenia Gravis

• autoimmune disease of neuromuscular junction
• classically causes fatiguability of movements

Examination

• Observation
  • myopathic facies
  • ptosis
    • bilateral, asymmetrical
    • fatiguable
• eye movements
  • variable strabismus
  • fatiguable
• voice
  • weak
• Swallow
  • poor
  • may lead to breathlessness
• muscle weakness
  • proximal > distal
• reflexes
  • normal
• sensation
  • normal

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