Bicarbonate Replacement
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Weight
unit kg lb
Base excess
R e s u l t s
HCO3 replacement (mEq)
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Bicarbonate Replacement

Formula used:

  • HCO3 replacement = 0.3 × wt (kg) × base excess

Base excess is also known as delta base. It allows quantitative determination of the amount of sodium bicarbonate needed to bring the pH of acidotic blood to normal.

References:

  1. Bhatia, Turner, Gieseeke . Fluid therapy and Nutrition in the preoperative period. In R.J Wilder eds. Multiple trauma. New York: Karger, 1984;171-207
  2. Waisel DB, Truog RD, Todres D. Ethical issue in Pediatric Anesthesiology. In Cote, Lerman, Todres eds. A Practice of Anesthesia for Infants and Children-4 th edition. Philadelphia Elsevier 2009