myasthenia gravis disease

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• Myasthenia gravis — Classification and external resources Detailed view of a neuromuscular junction: 1. Axon 2. Sarcolemma 3. Synaptic vesicle 4. Nicotinic acetylcholine receptor 5. Mitochondrion …   Wikipedia

• myasthenia gravis — myasthenia gra·vis grav əs, gräv n a disease characterized by progressive weakness and exhaustibility of voluntary muscles without atrophy or sensory disturbance and caused by an autoimmune attack on acetylcholine receptors at neuromuscular… …   Medical dictionary

• myasthenia gravis — [mī΄as thē′nē əgrā′vis] n. a disease of faulty nerve conduction characterized by myasthenia, esp. of the face and neck …   English World dictionary

• myasthenia gravis — Pathol. a disease of impaired transmission of motor nerve impulses, characterized by episodic muscle weakness and easy fatigability, esp. of the face, tongue, neck, and respiratory muscles: caused by autoimmune destruction of acetylcholine… …   Universalium

• myasthenia gravis — a chronic disease marked by abnormal fatigability and weakness of selected muscles, which is relieved by rest. The degree of fatigue is so extreme that these muscles are temporarily paralysed. The muscles initially affected are those around the… …   The new mediacal dictionary

• myasthenia gravis — 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 • Syn: ↑myasthenia • Hypernyms: ↑disease of the… …   Useful english dictionary

• myasthenia gravis — The characteristic feature of the disease is easy fatigue of certain voluntary muscle groups on repeated use. Muscles of the face or upper trunk are especially likely to be affected. In most, and perhaps all cases due to the development of… …   Dictionary of molecular biology

• myasthenia gravis — noun Etymology: New Latin, literally, grave myasthenia Date: 1900 a disease characterized by progressive weakness and exhaustibility of voluntary muscles without atrophy or sensory disturbance and caused by an autoimmune attack on acetylcholine… …   New Collegiate Dictionary

• myasthenia gravis — myasthe′nia gra′vis [[t]ˈgræv ɪs, ˈgrɑ vɪs[/t]] n. pat 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 •… …   From formal English to slang

• myasthenia gravis — A disease in which antibodies made by a person’s immune system prevent certain nerve muscle interactions. It causes weakness in the arms and legs, vision problems, and drooping eyelids or head. It may also cause paralysis and problems with… …   English dictionary of cancer terms

• myasthenia — Muscular weakness. [G. mys, muscle, + astheneia, weakness] m. angiosclerotica SYN: intermittent claudication. m. gravis a disorder of neuromuscular transmission marked by fluctuating weakness and fatigue of certain …   Medical dictionary