Electrolytes

Tolvaptan rate monitor

Project Na rise on tolvaptan and flag overcorrection.

hyponatremiatolvaptanSIADH

Required inputs

  • Baseline Na (mEq/L)
  • Current Na (mEq/L)
  • Hours since tolvaptan dose
  • Chronic hyponatremia (>48 h)
  • Risk for ODS (alcoholism, malnutrition, hypoK, advanced liver disease)

Equation or source

Schrier RW. NEJM 2006;355:2099 (SALT). ESE 2023 hyponatremia.

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