- Myasthenia Gravis (MG) is an autoimmune disorder causing muscle weakness due to impaired neuromuscular transmission.
- A chronic autoimmune neuromuscular disorder that causes weakness in the skeletal muscles.
Cause of Myasthenia Gravis (MG):
- Autoantibodies block or destroy acetylcholine receptors at the neuromuscular junction.
Symptoms of Myasthenia Gravis (MG):
- Muscle weakness that worsens with activity (fatigue)
- Drooping eyelids (ptosis)
- Double vision (diplopia)
- Difficulty swallowing or speaking
- Weakness in limbs or respiratory muscles
Treatment:
- Acetylcholinesterase inhibitors (e.g., pyridostigmine)
- Immunosuppressants (e.g., corticosteroids, azathioprine)
- IVIG or plasmapheresis (especially in crisis)
- Thymectomy (if thymoma present)
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