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 » Health Diagnostics & Imaging

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 » Health Diagnostics & Imaging

The bone density test diagnoses osteopenia and osteoporosis, according to the National Osteoporosis Foundation. It is also used to determine whether bone density is improving, getting worse or remaining static. If a pers... More » 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 » Health Diagnostics & Imaging

Doctors measure bone density by X-ray, as the test measures the amount of calcium in a particular segment of bone, according to Mayo Clinic. The most common bones that doctors test are the hips, spine, heel and forearm. More » 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 » 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 » Health Diagnostics & Imaging