Body Surface Area Calculator — Free Online Tool
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Body Surface Area Calculator

Calculate Body Surface Area (BSA) using standard clinical formulas

Clinical Formulas:
• Mosteller: $\text{BSA} = \sqrt{\frac{\text{Weight (kg)} \times \text{Height (cm)}}{3600}}$
• Du Bois: $\text{BSA} = 0.007184 \times W^{0.425} \times H^{0.725}$. Enter patient parameters below.
Patient Parameters Input

Calculation Results

⚠️ Not medical advice. For educational and clinical reference only. Body surface area calculations used for drug dosing (such as chemotherapy) must be verified by certified medical personnel.

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