dual–energy X–ray absorptiometry

noun
variants: or

dual energy X–ray absorptiometry

Definition of dual–energy X–ray absorptiometry

  1. :  absorptiometry in which the density or mass of a material (such as bone) is measured by comparing the material's absorption of X-rays of two different energies and which is used especially for determining the mineral content of bone —abbreviation DEXA, DXA

First Known Use of dual–energy x–ray absorptiometry

1988


Medical Dictionary

dual–energy X–ray absorptiometry

noun du·al–energy X–ray absorptiometry \ˈd(y)ü-əl-\

Medical Definition of dual–energy X–ray absorptiometry

  1. :  absorptiometry in which the density or mass of a material (such as bone or fat) is measured by comparing the material's absorption of X-rays of two different energies and which is used especially for determining the mineral content and density of bone A medical exam ascertained bone density by using dual-energy X- ray absorptiometry (DXA), a standard method of assessing the extent of osteoporosis.—Mari N. Jensen, Science News, 9 May 1998—abbreviation DEXA, DXA


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