single-energy X-ray absorptiometry

single-energy X-ray absorptiometry

A bone density scan used to assess the mineral content of bone in a workup for osteoporosis, using a single X-ray beam to estimate the bone density of certain bones. SXA is not used as common as dual-energy X-ray absorptiometry (DEXA).
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.
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