Advanced Clinical Calculators
BSA · Fluids · Calories · Rehydration · Drug Doses · Growth
Body Surface Area
Mosteller: BSA = √(Wt × Ht / 3600) · Du Bois: 0.007184 × Wt⁰·⁴²⁵ × Ht⁰·⁷²⁵
Maintenance Fluid (Holliday-Segar)
0–10 kg: 100 ml/kg/day · 10–20 kg: +50 ml/kg/day · >20 kg: +20 ml/kg/day
Caloric Requirement
WHO/RDA kcal/kg/day: Infant 100, Toddler 95, 4–6y 85, 7–10y 75, 11–14y 55–60
Rehydration Calculator
Deficit = Wt(kg) × % dehydration × 10 ml · Add maintenance on top for IV plan
Pediatric Drug Dose Calculator
Growth & Nutrition Assessment