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By age 40, many people have some evidence of osteoarthritis on X-rays. About 80% of people 55 and older have X-ray evidence of osteoarthritis ... within the joint. "Bone-on-bone" suggests there ...
Dual-energy X-ray absorptiometry (DXA, or formerly DEXA) is a technique used to measure bone mineral density (BMD). The preferred regions for BMD measurement are lumbar spine, proximal femur and whole ...