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Bone Densitometry (DEXA)
Dual-Energy X-ray Absorptiometry (DEXA) is a tool used for measuring bone density. DEXA calculates Bone Mineral Density (BMD), a measurement used to estimate bone strength and the likelihood of breakage and/or fracture.
What are some common uses of this exam?
- Aiding physicians in the diagnosis and treatment of osteoporosis.
- Assessing an individual's risk for developing fractures. Emphasis is placed on the spine and hips, which are weight-bearing areas that are more susceptible to fractures.
What should I expect during this exam?
- You will not have to change into a gown for this test if you wear loose, comfortable clothing without zippers or metal buttons.
- You will be asked to lie on a padded table and hold very still for approximately five minutes.
SWDIC technologists are experienced in high quality patient care. Communication with your technologist is vital in ensuring your comfort, as well as the attainment of quality diagnostic images.
What are the risk factors for osteoporosis?
Smoking- Low body weight
- Estrogen deficiency
- Early menopause
- Surgical removal of both ovaries
- Prolonged menopause
- Absence of a period for more than one year
- Low calcium intake
- Recurrent falls
- Low physical activity
- Poor health / frailty
- Dementia
While osteoporosis can affect anyone, it occurs most commonly in Caucasian and Asian females.
