What is a DEXA scan?
A DEXA scan is an imaging test that measures bone density (strength). DEXA scan results can provide helpful details about your risk for osteoporosis (bone loss) and fractures (bone breaks). This test can also measure your body composition, such as body fat and muscle mass.
How does the DEXA machine work?
As the arm of the DEXA machine passes over the body, IT uses two different x-ray beams. The beams use very little radiation to keep the test safer, and help to distinguish bone from other tissues.
How to read the dexascan report?
But you want to know how to read the dexascan report – what it all means. 1. The column marked BMD gives your bone mineral density – the number of grams per centimeter of bone. Numbers of +1.0 or above are good.
Who can benefit from a DEXA?
Younger Women Can Benefit If They Have Certain Risk Factors. If you’re a woman younger than 65, you should consider getting a DEXA if you have risk factors such as a fracture from minor trauma, rheumatoid arthritis, low body weight, or a parent who had a hip fracture.
What Is a DEXA Scan? 1 Medicare. Your doctor determines that you’re at risk for osteoporosis, based on your medical history. 2 When your doctor will order DEXA. 3 Measuring body composition. Another use for DEXA scans is to measure body composition, lean muscle,…
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How accurate is DEXA at measuring bone density?
DEXA can measure within 2 percent to 4 percent precision. Before DEXA, the first sign of bone density loss might be when an older adult broke a bone. Your doctor may order a DEXA scan:
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