Amyotrophic Lateral Sclerosis (noun) Definition, Meaning & Examples

noun Pathology.
  1. an incurable disease of unknown cause in which progressive degeneration of motor neurons in the brain stem and spinal cord leads to atrophy and eventually complete paralysis of the voluntary muscles. Abbreviation: ALS
noun
  1. a form of motor neurone disease in which degeneration of motor tracts in the spinal cord causes progressive muscular paralysis starting in the limbs
    Amyotrophic Lateral Sclerosis (noun) Definition, Meaning & Examples

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