DXA scan
A DEXA scan is a special type of X-ray that measures bone mineral density (BMD). It's also known as DXA, dual X-ray absorptiometry, a bone density scan or a bone densitometry scan
A DEXA scan is used to measure bone density and assess the risk of bone fractures.
A DEXA scan is a quick and painless procedure that involves lying on your back on an X-ray table so that an area of your body can be scanned.