Body Surface Area Calculator
Disclaimer: This tool is educational and not a replacement for clinical judgment. Medication dosing and kidney-function interpretation should be validated by a licensed healthcare professional.
Estimate BSA using major clinical formulas, review BMI and eGFR context, compare formulas visually, and track measurements over time.
Use Cases
- • Clinical BSA estimation for medication planning
- • Pediatric vs adult body-size interpretation
- • Formula cross-checking for decision confidence
- • BMI/eGFR context alongside BSA results
- • Long-term BSA history tracking
Formulas Used
- • Du Bois: 0.007184 × W^0.425 × H^0.725
- • Mosteller: √((W × H) / 3600)
- • Haycock: 0.024265 × W^0.5378 × H^0.3964
- • Gehan & George: 0.0235 × W^0.51456 × H^0.42246