What are the symptoms of hyponatremia?

Updated: Aug 24, 2020
  • Author: Kartik Shah, MD; Chief Editor: Romesh Khardori, MD, PhD, FACP  more...
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Patients with clinically significant hyponatremia present with nonspecific symptoms attributable to cerebral edema. These symptoms, especially when coupled with a recent history of altered fluid balance, should suggest the possibility of hyponatremia.

  • Anorexia

  • Nausea and vomiting

  • Difficulty concentrating

  • Confusion

  • Lethargy

  • Agitation

  • Headache

  • Seizures

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