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amyotrophic lateral sclerosis
DEFINITIONS OF:
amyotrophic lateral sclerosis
1
n
thickening of tissue in the motor tracts of the lateral columns and anterior horns of the spinal cord; results in progressive muscle atrophy that starts in the limbs
Synonyms:
ALS
,
Lou Gehrig's disease
Type of:
nervous disorder
,
neurological disease
,
neurological disorder
a disorder of the nervous system
induration
,
sclerosis
any pathological hardening or thickening of tissue
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