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BSA (Mosteller)

Body Surface Area, Mosteller formula: BSA = √((weight × height) ÷ 3600)

Weight (kg)

Height (cm)

Result

1.82 m²

Show working

BSA = √((70 × 170) ÷ 3600) = 1.82 m²

Clinical note: BSA underpins cardiac index (CI = CO ÷ BSA), chemotherapy dosing, and burn-area estimation. Mosteller is the most used in adults; DuBois is older. Education only.