Fluid and Electrolyte Balance


Losses

  • Water - 2.5 L/day
  • Na+ - 100mmol/day
  • K+ 80 mmol/day

Daily regime

  • 1l Normal saline + 40mmol KCl
  • 1l 5% dextrose + 40mmol KCl
  • 1l 5% dextrose
    • Each given over 8 hours

Imbalances

Changes in Major Surgery / Trauma


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