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Fluid Deficit (4-2-1 rule)

Hourly maintenance fluid (mL/h) by 4-2-1 rule.

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Weight

e.g:

Weight *

kg

About

First 10 kg: 4 mL/kg/h; next 10 kg: 2 mL/kg/h; remainder: 1 mL/kg/h.

Reference

Holliday MA, Segar WE. Pediatrics. 1957.

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