How is amyotrophic lateral sclerosis (ALS) diagnosed?

Updated: Nov 13, 2019
  • Author: Kathleen Clem, MD, FACEP; Chief Editor: Andrew K Chang, MD, MS  more...
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Answer

Answer

Emergency physicians should be familiar with amyotrophic lateral sclerosis (ALS) and should consider the diagnosis in patients with only motor syndromes.

The diagnosis of ALS is primarily clinical. Electrodiagnostic testing contributes to the diagnostic accuracy.


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