myasthenia

Definitions of myasthenia
  1. noun
    any muscular weakness
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    type of:
    physical condition, physiological condition, physiological state
    the condition or state of the body or bodily functions
  2. noun
    a chronic progressive disease characterized by chronic fatigue and muscular weakness (especially in the face and neck); caused by a deficiency of acetylcholine at the neuromuscular junctions
    synonyms: myasthenia gravis
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    type of:
    disease of the neuromuscular junction
    a disease characterized by impairment of neuromuscular junctions
    autoimmune disease, autoimmune disorder
    any of a large group of diseases characterized by abnormal functioning of the immune system that causes your immune system to produce antibodies against your own tissues
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