What is the prognosis of amyotrophic lateral sclerosis (ALS) (Lou Gehrig disease)?

Updated: Apr 28, 2014
  • Author: Hidehiro Takei, MD; Chief Editor: Adekunle M Adesina, MD, PhD  more...
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Amyotrophic lateral sclerosis (ALS) is typically relentless in progression. About 50% of patients survive for less than 3 years after diagnosis, and about 20% survive for 5-10 years. [63] Patients with ALS invariably develop respiratory weakness, and most die of pulmonary complications.

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