myasthenia gravis(redirected from Wilks, Sir Samuel)
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A disease characterized by progressive fatigue and generalized weakness of the skeletal muscles, especially those of the face, neck, arms, and legs, caused by impaired transmission of nerve impulses following an autoimmune attack on acetylcholine receptors.
[New Latin : myasthenia + Latin gravis, heavy, severe.]
(Pathology) a chronic progressive disease in which the muscles, esp those of the head and face, become weak and easily fatigued
myasthe′nia gra′vis(ˈgræv ɪs, ˈgrɑ vɪs)
a disease of impaired transmission of motor nerve impulses, characterized by episodic weakness and fatigability of the muscles, caused by autoimmune destruction of acetylcholine receptors.
[1895–1900; < New Latin: serious muscle weakness]
Weakness in skeletal muscles caused by an abnormality that prevents muscles from contracting.
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|Noun||1.||myasthenia gravis - 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|
disease of the neuromuscular junction - a disease characterized by impairment of neuromuscular junctions