dual x-ray absorptiometry

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du·al x-ray ab·sorp·ti·om·e·try

(DXA) (dū'ăl eks'rā ăb-sorp'shē-om'ĕ-trē)
Use of low-dose x-radiation of two different energies to measure bone mineral content and fat:lean ratios at different anatomic sites.
References in periodicals archive ?
Neuhauser-Berthold, "Identifying elderly women with osteoporosis by spinal dual x-ray absorptiometry, calcaneal quantitative ultrasound and spinal quantitative computed tomography: a comparative study," Ultrasound in Medicine and Biology, vol.
The "gold standard" is dual x-ray absorptiometry (DXA), which is used for assessment of fracture risk and therapy monitoring in osteopenia and osteoporosis [6].
BOSTON -- Dual x-ray absorptiometry was a more accurate predictor of obesity than was body mass index in a retrospective comparison of the two measures in 1,234 adults.
Validation of dual X-ray absorptiometry for body-composition assessment of rats exposed to dietary stressors.
We do propose that dual x-ray absorptiometry [DXA] be done in all children at the time of IBD diagnosis," said Dr.
Bone mineral content (BMC) was measured annually at the total body (TB), including upper and lower limb regions, and biannually at the proximal femur and lumbar spine (LS) using dual x-ray absorptiometry (DXA).
For example, studies using quantitative computed tomography (QCT) report somewhat disparate findings from studies using dual X-ray absorptiometry (DXA) to measure BMD.
Animal scientist Alva Mitchell, of the Growth Biology Laboratory at the ARS Beltsville (Maryland) Agricultural Research Center, used dual x-ray absorptiometry (DXA) to measure pork carcass composition.
Sixty-two women and 48 men were measured for whole body R and Xc at 50 kHz (RJL Systems Quantum X) and for body composition by pencil beam dual x-ray absorptiometry (Hologic, Inc.
Campaigners argued the Dual X-ray Absorptiometry (DXA) scanner would soon ``pay for itself'' because of the savings to the NHS from the costs of treating fractures or hip replacements.

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