myasthenia gravis

American  

noun

Pathology.

1. a disease of impaired transmission of motor nerve impulses, characterized by episodic muscle weakness and easy fatigability, especially of the face, tongue, neck, and respiratory muscles: caused by autoimmune destruction of acetylcholine receptors. MG

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myasthenia gravis British  

/ ˈɡrɑːvɪs /

noun

1. a chronic progressive disease in which the muscles, esp those of the head and face, become weak and easily fatigued

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Etymology

Origin of myasthenia gravis

1895–1900; < New Latin: serious muscle weakness

Example Sentences

Nine-time Grand Slam champion Monica Seles has revealed she was diagnosed with myasthenia gravis - a neuromuscular autoimmune disease - three years ago.

From BBC

Bender confirmed her father’s death and said the cause was complications from myasthenia gravis, a neuromuscular disease.

From Washington Post

The doctor listened to Emmons’s description of her symptoms and told her he suspected she had myasthenia gravis, a rare neuromuscular condition that causes muscle weakness.

From Washington Post

Could it be a different type of autoimmune disease — maybe myasthenia gravis?

From New York Times

He agreed that these symptoms made myasthenia gravis a likely diagnosis.

From New York Times