Physicians commonly choose DEXA because it uses a low level of radiation (about the same as you would get on a flight from New York to Los Angeles), but detects low levels of bone loss much better ...

If your T-score is below -1, you should get a central DEXA scan. If you have several risk factors for osteoporosis, you may also be referred for a central scan even if your T-score is above-1. The ...