Body Surface Area Calculator
Calculate body surface area using multiple formulas
Note: This calculator uses multiple formulas to estimate body surface area. BSA is commonly used for medication dosing and medical assessments.
Body Surface Area
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Formula Used
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All Methods Comparison
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BMI
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Clinical Applications
- Medication Dosing: Many drugs are dosed based on BSA
- Chemotherapy: Cancer treatment doses often calculated by BSA
- Burn Assessment: Burn severity and fluid resuscitation
- Cardiac Index: Cardiac output normalized to BSA
- Metabolic Rate: Basal metabolic rate calculations
Formula Information
- DuBois & DuBois: Most widely used, validated in adults
- Mosteller: Simple formula, good for quick calculations
- Haycock: Better for children and infants
- Gehan & George: Alternative adult formula
- Boyd: Age-specific formula
Important: This calculator provides estimates only. For clinical use, always verify
measurements and use appropriate formulas for specific patient populations. Consult with healthcare
providers for medical dosing decisions.