spinal muscular atrophy

(redirected from Muscular atrophy, spinal)
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spinal muscular atrophy

n.
Any of several forms of a hereditary, progressive disease that involves loss of motor neurons in the spinal cord and brainstem and is characterized by muscle weakness and atrophy that vary in severity and age of onset.
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From 2000 to 2008, the MeSH term, "Muscular Atrophy, Spinal," was used, but when searched, it includes that entire class of neuromuscular disorders, not just SBMA.
From disabled veterans to those afflicted with Lou Gehrig's disease (ALS) or Spinal Muscular Atrophy, spinal cord related diseases and disorders affect people of all ages including nearly one-quarter of a million Americans who have suffered from a spinal cord injury; as many as 30,000 Americans who suffer from ALS at any given time; and approximately 2.5 million people worldwide who suffer from multiple sclerosis.

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