How does primary lateral sclerosis (PLS) affect mortality?

Updated: Sep 06, 2019
  • Author: Carmel Armon, MD, MSc, MHS; Chief Editor: Nicholas Lorenzo, MD, MHCM, CPE, FAAPL  more...
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PLS has not been considered to shorten life expectancy. However, inspection of reported survival data from 36 patients with PLS [4] now suggests that the median survival is approximately 20 years.

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