To prepare for a bone density test, patients should stop taking calcium supplements at least 24 hours before the exam for the ...

While some patients may use a peripheral DEXA scan, which assesses bone density in the wrist or heel, it is less accurate in predicting fracture risk compared to the more comprehensive central DEXA.

This scan measures bones on the body’s periphery—meaning areas away from the center of the body—such as the heel, wrist, or finger. This type of bone density test is often offered at malls and health ...