Bone Densitometry Forearm - Single

Bone densitometry, or dual-energy X-ray absorptiometry (DEXA), is a non-invasive and painless diagnostic procedure used to evaluate bone mineral density (BMD). When the test is applied to a single forearm, it helps assess the bone health of that specific peripheral area. This examination is particularly beneficial for certain groups of individuals like postmenopausal women not on estrogen therapy, those with hyperparathyroidism, or patients being evaluated for osteoporosis.

Bone health is essential for overall wellbeing and routine functions, providing structure, and enabling mobility. By understanding your bone density status, you can take appropriate actions for the prevention or treatment of conditions like osteoporosis that lead to increased bone fragility and fracture risk.

Specific Instructions:

Preparing for a bone densitometry scan involves minimal requirements:

• Clothing: It's advisable to wear loose, comfortable clothing devoid of metal fasteners (buttons, zippers, hooks), which may interfere with the scan. You might be requested to change into a hospital gown.

• Food and Beverage Intake: Generally, there are no restrictions on food or drink before the test. However, it is suggested to refrain from consuming calcium supplements at least 24 hours before the scan.

• Medications: Ensure to inform your healthcare provider about any medications or supplements you're currently taking. Some medicines might affect bone health and influence the test results.

• Pregnancy and Allergies: The test is considered safe for most people. However, as it involves exposure to a small amount of radiation, pregnant women should avoid it. Always inform your doctor if you're pregnant or suspect a pregnancy.

What can I expect during a bone densitometry scan?

You will be asked to lie down on a padded table, and a mechanical arm will pass over the arm being tested, emitting a small amount of X-rays.

How long does the test take?

The test duration typically ranges from 10 to 30 minutes, varying based on the type of equipment used and the number of bones being examined.

Does the bone densitometry test cause any pain?

No, the bone densitometry test is a painless, non-invasive procedure. However, you will need to stay still while the scan is in progress.

Why is only one forearm being tested?

Testing one forearm may be sufficient to evaluate bone health in some cases. It is also a preferred site for those who are obese or who have experienced fractures, as spinal and hip scans can sometimes give misleading results.

How are the test results interpreted?

Test results are reported as T-scores and Z-scores. The T-score compares your bone density to a healthy young adult of your sex, while the Z-score compares your results to people of your age, gender, and size. A negative T-score suggests your bones are less dense (thinner) than average.

What should I do if my results suggest low bone density?

If your test results indicate low bone density or osteoporosis, your doctor may recommend dietary changes, exercise, medication, or supplements to improve your bone health.

Can bone density be improved?

Yes, lifestyle changes, including regular weight-bearing exercises, a nutritious diet rich in calcium and vitamin D, and quitting smoking, can enhance bone density. Additionally, certain medications can also be beneficial.

Which doctor should I see if my results are abnormal?

In case of abnormal test results, you should consult a rheumatologist, endocrinologist, or a geriatric medicine specialist.

Getting a bone densitometry scan of a single forearm can provide valuable insights into your bone health, assisting in the early detection of potential risks and timely management of bone-related conditions. Understanding your bone health is a key aspect of overall wellness, especially as you age, and these measures can play a crucial role in maintaining your quality of life and mobility.