Dexa is a fast, Convenient and Precise way to measure bone density to determine a woman’s risk of developing osteoporosis. Most common examination sites are the fracture-prone hip, spine and sometimes the forearm, the evaluation also includes the measurement of height and weight, a thorough history and risk assessment.
Bone Mineral Density (BMD) is calculated and compared to normal BMD values matched for age and sex to confirm or exclude osteoporosis’ low BMD by Dexa may predict the likelihood of developing osteoporosis and can help in determining a treatment plan.
Avoid taking calcium supplements for at least 24 hours prior to your appointment, wear loose comfortable clothing.
Dexa Scan is considered to be the gold standard in the diagnosis of osteoporosis because of the following reasons:
- Accuracy: Dexa scanning uses two different x-energy sources, which helps make it the most sensitive, precise and accurate method available to measure subtle changes in bone density over time or in response to drug therapy.
- Less Radiation Exposure: Dexa scanning uses less radiation than other tests such as CAT scans radiographic absorptiometry in fact, Dexa Scanning exposes patients to less radiation than a chest x-ray or a coast-to-coast airline flight.
- Flexibility: Online other osteoporosis screeners, Dexa scanning can be used to test bone density in the entire body, including the spine and extremities.