Dual energy x-ray absorptiometry at UCSF

Definition
A technique used to measure bone mineral density (BMD). Two X-ray beams with differing energy levels are aimed at the patient's bones. When soft tissue absorption is subtracted out, the BMD can be determined from the absorption of each beam by bone.
Synonyms
DEXA, DXA
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Moffitt

CTSI CRS Body Composition/Exercise Physiology/Metabolism Core

Clinical and Translational Science Institute (CTSI), Moffitt
Contact: John Shepherd 415-891-7437 john.shepherd@ucsf.edu

  • Dual-energy X-ray absorptiometry (DXA) for body composition and bone density testing in adults, children, infants