Common Formulas, Normal Values and Vital Signs

INTRODUCTION

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Normal Pediatric Vital Signs
Age Heart Rate (per min) Respiratory Rate (per min) Blood Pressure Systolic/Diastolic (MAP) Circulating Blood Volume (mL/kg)
0–2 months 100–180 30–80 60–90/30–60 85–90
(40 s–50 s)
2–12 months 100–160 30–60 87–105/53–66 75–80
(50 s)
1–3 years 80–110 24–40 95–105/53–66 75–80
(60–65)
3–5 years 70–110 22–34 96–108/55–67 75–80
(65–69)
5–12 years 65–110 18–30 97–112/57–71 70–75
(70–77)
13 years+ 60–90 12–16 112–128/66–80 65–70
(77–80 s)

MAP: mean arterial pressure

METRIC CONVERSIONS

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  • Pounds to kilograms: 2.2 lb = 1 kg

  • Inches to centimeters: 1 in = 2.54 cm

  • Fahrenheit temperature to Celsius:

    •   98.6 = 37.0

    • 100.0 = 37.8

    • 101.0 = 38.3

    • 101.3 = 38.5

    • 102.2 = 39.0

    • 103.1 = 39.5

    • 104.0 = 40.0

    • 105.8 = 41.0

CALCULATING MAINTENANCE FLUID REQUIREMENTS IN CHILDREN

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DAILY MAINTENANCE FORMULA

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0–10 kg 100 mL/kg
11–20 kg 1000 mL for first 10 kg + 50 mL/kg for 11–20 kg
21+ kg 1500 mL for first 20 kg + 25 mL/kg for 21+ kg

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Jan 14, 2019 | Posted by in PEDIATRICS | Comments Off on Common Formulas, Normal Values and Vital Signs

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