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myasthenia gravis

myasthenia gravis

noun myasthenia gra·vis \-ˈgra-vəs, -ˈgrä-\

Definition of MYASTHENIA GRAVIS

:  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 the neuromuscular junction

Origin of MYASTHENIA GRAVIS

New Latin, literally, grave myasthenia
First Known Use: 1900

myasthenia gravis

noun myasthenia gra·vis \-ˈgrav-əs, -ˈgräv-\   (Medical Dictionary)

Medical Definition of MYASTHENIA GRAVIS

:  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 junctions

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