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Body surface area
In physiology and medicine, the body surface area (BSA) is the measured or calculated surface of a human body. For many clinical purposes BSA is a better indicator of metabolic mass than body weight because it is less affected by abnormal adipose mass. Estimation of BSA is simpler than many measures of volume.
Additional recommended knowledge
Examples of uses of the BSA:
Various calculations have been published to arrive at the BSA without direct measurement, starting in 1916 with the Dubois & Dubois formula. A commonly used formula is the Mosteller formula, published in 1987:
Metric (area in square metres from weight in kilograms and height in centimetres):
half-English units (area in square metres from weight in pounds, height in inches):
Another is the Haycock formula (in children):
Du Bois & Du Bois, Arch Intern Med 1916;17:863:
Gehan EA, George SL, Cancer Chemother Rep 1970;54:225-235:
|This article is licensed under the GNU Free Documentation License. It uses material from the Wikipedia article "Body_surface_area". A list of authors is available in Wikipedia.|