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There are two ways to test bone density; the most accurate and most commonly used method is a dual-energy X-ray absorptiometry scan, states MedlinePlus. Central DEXA is a low-dose X-ray machine which requires a patient t... More »

A bone density test is a quick, painless procedure that requires no preparation on the patient's part, according to Mayo Clinic. The test should take about 10 to 30 minutes and can be done in a doctor's office, pharmacy ... More »

www.reference.com Health Diagnostics & Imaging

During a bone-density procedure, the patient sits on a bench for a peripheral DXA scan of her forearm, wrist, heel or fingers, states Healthline. A more advanced procedure is the central DXA scan where the patient lies o... More »

www.reference.com Health Diagnostics & Imaging
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Dual X-ray absorptiometry, known colloquially as a bone density scan, measures the density of bone using X-ray beams, according to WebMD, Bone density scans are often referred to as DXA or DEXA, duel energy X-ray absorpt... More »

www.reference.com Health Diagnostics & Imaging

According to WebMD, a DEXA scan, also known as dual energy X-ray absorptiometry, is a noninvasive medical technique used for evaluating bone health. It uses two X-ray beams of different energies to measure bone mineral d... More »

www.reference.com Health Diagnostics & Imaging

A bone density scan is a test used to measure bone loss, according to the Radiological Society of North America. It is most often used to measure bone loss due to osteoporosis. More »

www.reference.com Health Diagnostics & Imaging

Attenuation refers to how dense a part of the body appears relative to other body parts on a CT scan or X-ray, according to MedPix; while hypoattenuation means lower density, hyperattenuation refers to higher density. At... More »