Body Surface Area Calculator
Calculate BSA using multiple formulas for medical dosing and physiological calculations.
cm
Your height in centimeters.
kg
Your weight in kilograms.
BSA
0 m²
Body Surface Area (calculating...)
Height
Input
170 cm
Weight
Input
70 kg
Use
Common For
Drug Dosing
Formula Comparison
| Formula | BSA (m²) | Difference |
|---|
Documentation
Understanding Body Surface Area
Body Surface Area (BSA) is used in medicine to calculate drug dosages, determine cardiac output, and assess various physiological parameters. The average adult BSA is 1.7-1.9 m².
💊 Clinical Use
Chemotherapy drugs are often dosed per m² of BSA. The Du Bois formula is most commonly used in clinical practice, while Mosteller is preferred for its simplicity.
Selected Formula
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0 m² for H=170cm, W=70kg
Last Updated: February 2026
Disclaimer: BSA calculations are for informational purposes. Drug dosing should only be done by qualified healthcare professionals.
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