What is the mortality rate for patients with severe hyponatremia?

Updated: Jun 17, 2019
  • Author: Eric E Simon, MD; Chief Editor: Vecihi Batuman, MD, FASN  more...
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Severe hyponatremia (< 125 mEq/L) has a high mortality rate. In patients whose serum sodium level falls below 105 mEq/L, and especially in alcoholics, the mortality is over 50%. [6]

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