dual energy x-ray absorptiometry


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Related to dual energy x-ray absorptiometry: DEXA scan, Bone Density Test

dual energy x-ray absorptiometry

Measurement of bone mineral density by calculation of the absorptiometry at two different photon energies; used to evaluate osteoporosis at very low dosage.
See also: T-score.

dual energy x-ray absorptiometry

Abbreviation: DEXA; DXA
A radiographic technique used to measure the average density of the mineral concentration of bone (e.g., at the femur, the heel, or the forearm). It is used primarily in the diagnosis of osteopenia and osteoporosis.
See also: absorptiometry
References in periodicals archive ?
Keywords: Cerebral Palsy, CP, Bone mineral density, BMD, Dual energy X-ray absorptiometry, DEXA, Lumber vertebra.
Comparison of two bioelectrical impedance analysis devices with dual energy X-ray absorptiometry and magnetic resonance imaging in the estimation of body composition.
2001) The use of dual energy X-ray absorptiometry in determining subject-specific anthropometric measures for kinetic analysis during gait.
Chemical versus dual energy x-ray absorptiometry for detecting age-associated body compositional changes in male rats.
It uses Dual Energy X-ray Absorptiometry (DEXA) technology, enabling real-time scanning of both meat and poultry for foreign objects and meat composition.
All subjects had a full hormonal profile, bio-impedance estimation of body fat, and dual energy x-ray absorptiometry and quantitative peripheral CT scans (pQCT) to determine bone density.
A variety of methods can be used, such as air-displacement plethysmography (ADP), bioelectrical impedance analysis (BIA), computerized tomography (CT), dual energy x-ray absorptiometry (DEXA), hydrostatic (underwater) weighing and near infrared reactance.
In the first study (involving nearly 6,000 men), the mean bone-mineral density (BMD) at the lumbar spine for the 158 participants using an SSRI at the time of a baseline dual energy x-ray absorptiometry scan was 4.
Overall, bone mineral density (BMD), measured at the hip and lumbar spine using dual energy x-ray absorptiometry (DEXA), had decreased in both groups at the end of the 12 months.
Each participant received bone mineral density testing of the left hip, spine and total body using dual energy X-ray absorptiometry (DEXA) technology.

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