peripheral DEXA

(redirected from peripheral DXA)

peripheral DEXA

, peripheral DXA,

pDEXA, pDXA.

The measurement of bone mineral density at the fingers, heel, or forearm with a portable dual energy x-ray absorptiometry (DEXA) machine. The World Health Organization recommends basing treatment decisions about osteoporosis on measurements made at the hip bone rather than in peripheral bones.
References in periodicals archive ?
These are the bones that most commonly fracture due to osteoporosis degenerative bone disease) The examination routinely takes between (10-20 minutes), depending on which part of the body is being scanned, and whether a central or peripheral DXA scanner is being used [14].
Summers and Brock (2005) investigated the effectiveness of a pharmacist-led peripheral DXA screening program with counseling intervention on the adoption of bone healthy behaviors in men (8.
Additional bone densitometry technologies, such as quantitative ultrasound and peripheral DXA, are accurate and reproducible; however, osteoporosis should not be diagnosed or treatments selected using these approaches.
With the central plus peripheral DXA scan results, 23 patients (13%) had normal bone density, 93 (52%) were classified as osteopenic, and 65 (36%) had osteoporosis, said Dr.
Peripheral DXA also can identify patients with hyperthyroidism or hyperparathyroidism, because excess thyroid hormone has a preferential effect on the distal forearm bone.
Peripheral DXA is best for single-event measurements to determine a patient's bone mass relative to normative BMD values.
However, if the test is not accessible, programs which provide peripheral DXA, which measures the wrist, are helpful.
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