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Hypernatremia with edema

T Kahn1

  • 1Department of Medicine, Bronx Veterans Affairs Medical Center and Mount Sinai School of Medicine, NY 10468, USA. kahn.thomas@bronx.va.gov

Archives of Internal Medicine
|January 19, 1999
PubMed
Summary
This summary is machine-generated.

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This study found that severe illness can cause hypernatremia (high sodium levels) with edema (swelling) due to water and salt overload, not depletion. Recognizing this condition is crucial for proper patient management.

Area of Science:

  • Nephrology
  • Internal Medicine
  • Critical Care Medicine

Background:

  • Hypernatremia is typically linked to dehydration.
  • Fluid and electrolyte balance is critical in critically ill patients.

Observation:

  • Seven critically ill patients presented with hypernatremia and significant edema during hospitalization.
  • These patients exhibited hypoalbuminemia and azotemia.

Findings:

  • Hypernatremia occurred in a state of salt and water overload.
  • High urine output and sodium concentration suggested impaired antidiuretic hormone (ADH) function.
  • Potential causes include low ADH levels or reduced kidney response to ADH.

Implications:

  • This challenges the traditional view of hypernatremia as solely due to water loss.

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  • Clinical management requires identifying this specific salt- and water-overloaded state.
  • Further research into ADH dysfunction in critical illness is warranted.