Fluid Requirements

Arterial Fluids

Reviewed by Carl Kuschel
January 2007
Clinical Guidelines Back Newborn Services Home Page

Arterial Line Fluids

  • Initially 0.5ml/hr of 0.45% NaCl (=0.9 mmol/day Na+).
  • Change to 0.9% NaCl  (=1.8mmol/day Na+) as soon as serum Na+ is stable.
>1000 gms
  • Initially 0.5 ml/hr of 0.9% NaCl (=1.8mmol/day Na+).
  • Increase to 1 ml/hr (=3.6mmol/day Na+) as fluid intake increases.


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