Dual-energy X-ray absorptiometry - Wikipedia DXA is not regulated like other radiation-based imaging techniques due to its low dosage Each US state differs regarding the certifications needed to operate a DXA machine
Bone Density Scan (DEXA or DXA) - RadiologyInfo. org DXA bone density testing is currently the best standardized method available to diagnose osteoporosis and is also considered an accurate estimator of fracture risk