myasthenia gravis definition

  • noun:
    • A disease described as progressive exhaustion and general weakness of skeletal muscles, specifically those associated with the face, neck, hands, and legs, caused by impaired transmission of neurological impulses after an autoimmune assault on acetylcholine receptors.
    • a chronic progressive condition described as chronic exhaustion and muscular weakness (especially inside face and neck); due to a deficiency of acetylcholine in the neuromuscular junctions

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