Direct measurement of bsa is difficult and as such many formulas have been published that estimate bsa. Using these bsa formulas body surface area will be figured out in square meters. In physiology and medicine the body surface area bsa is the measured or calculated surface area of a human bodyfor many clinical purposes bsa is a better indicator of metabolic mass than body weight because it is less affected by abnormal adipose mass. This number is used to calculate dosages for cytotoxic anticancer agents. 17272 cm x 50 kg 3600 239. The mean age was 550170 years range of 18 to 90 years.

Body surface area formulas. 020247 x height m0725 x mass kg0425 where height is in meters and mass is in kg. Bsa calculator tells us about the surface area of a person while the body mass index is a measurement of the degree of how overweight a person is. Gehan ea george sl. Nevertheless there have been several important critiques of the use of bsa in determining the dosage of medications with a narrow. These formulas all give slightly different results.

The calculator below provides results for some of the most popular formulas. Estimation of human body surface area from height and weight. Bsa is a measurement used in many medical tasks. The dubois and dubois formula. The result is in squared meters which easily be converted to square feet inches or yards as needed. The average adult bsa is 17 m 2 19 m 2 for adult males and 16 m 2 for adult females.

Bsa m² height cm x weight kg 3600 ½. The body surface area formula or bsa formula must not be confused with the body mass index because both of them are completely different terms and things. Take square root of 239 155 m2. The journal of pediatrics 1978 93162 66. The body surface area bsa was the best predictor of all the studied physiological variables and may be used to predict aortic sinus annulus and arch dimensions independently r054 037 and 039 respectively. It is probably not worth the trouble to debate about which formula may or may not be slightly better.

The body surface area formula. A height weight formula validated in infants children and adults. Body surface area calculator. The growth of the surface area of the human body. To estimate your body surface area our bsa calculator uses the following formula. Below are the body surface area formula by drs mosteller dubois and dubois haycock and boyd.

Geometric method for measuring body surface area. Cancer chemother rep 1970 54225 35. The mosteller formula 1 bsa m2 sqrt height cm x weight kg 3600 eg. Various body surface area formulas have been developed over the years originally by drs du bois du bois followed by gehan and george haycock boyd and mosteller. The calculator below computes the total surface area of a human body referred to as body surface area bsa. Bsa sqrt cmkg3600.

One commonly used formula is the mosteller formula published in 1987. A total of 1010 subjects were enrolled. 5 feet 8 inches 68 inches x 254 cminch 17272 cm.

Gallery of Body Surface Area Measurement Formula