Body Surface Area Calculator
Calculate Your BSA
Your Results
Average BSA
1.82 m²
Based on multiple formulas
Mosteller
1.82 m²
DuBois and DuBois
1.81 m²
Haycock
1.83 m²
Formula Comparison
Mosteller Formula Details
Most widely used formula, validated for all body types
BSA (m²) = √((height × weight) / 3600)
Best Used For
- General population
- Clinical settings
- Drug dosing
- All age groups
Limitations
- Less accurate for extreme body types
- May underestimate in obesity
Medical Applications
Drug Dosing
Used to calculate appropriate medication doses
- Chemotherapy drugs
- Cardiac medications
- Antibiotics for severe infections
Burn Assessment
Calculating total body surface area affected by burns
- Fluid replacement therapy
- Burn severity assessment
- Treatment planning
Cardiac Function
Indexing cardiac measurements
- Cardiac output
- Stroke volume
- Valve area calculations