DEAR DR. ROACH: The results for my last bone density test show not only a T-score but also a Z-score. For my spine (L1 through L4), the T-score is -3.4, while the Z-score is -1.4. Can you please ...

BMD datasets are machine-specific, therefore the correct DXA manufacturer must be selected. Please note the age ranges available for the instruments (see below-right, or refer to the graphs). If you ...

Dear Dr. Roach: The results for my last bone density test show not only a T-score but also a Z-score. For my spine (L1 through L4), the T-score is -3.4, while the Z-score is -1.4. Can you please ...

On the T-score scale, 0 represents normal, healthy bone density of a 30-year-old person (the age of peak bone density). T-scores above 0 and slightly below 0 are within the normal range. Your score ...

You turned 65, got your Medicare card, and scheduled your annual checkup. But there’s a screening many doctors forget to mention, even though every woman 65 and older should have one. The bone density ...

Osteoporosis is a bone disease that’s common in the United States, affecting almost 20 percent of women and 5 percent of men over age 50. Osteoporosis occurs when bones are weakened by hormone shifts ...

Available for whole body only at present. This is the enhanced version of the calculator, incorporating age, race, gender, and ethnicity in the calculations. Any publication using data generated by ...