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Bone Mineral Density Measurement by Dual-Energy X-Ray Absorptiometry (DXA) with Risedronate Treatment Monitoring

Published: August 9, 2026Updated: August 16, 2026

This test measures how much calcium and other minerals are in your bones using X-rays. It helps assess bone strength and monitor changes over time, especially if you’re taking medications like risedronate for osteoporosis.

Quick summary

["A DXA scan helps track bone health and effectiveness of treatments for conditions like osteoporosis."]

Medically reviewed by WellAlly Editorial TeamLast reviewed August 16, 2026Editorial policy

Key facts at a glance

LOINC
73164-6
Short code
Risedronate ind plt IgM SerPl Ql FC
Synonyms
Risedronate ind plt IgM SerPl Ql FC
Category
hematology
Sample
serum
Container
Red-top tube (SST)
Units
N/A
Fasting
false
Population
adult
Sex
all
Age range
18–65 years
Method
flow-cytometry
CPT
82784
Specimen volume
5 mL
Stability
Room temperature: 4h, Refrigerated: 24h, Frozen: 7d
Hemolysis max
500
Lipemia max
1000
Icterus max
500
TAT
4–24 hours
Order
routine

Why This Test Is Done

Your healthcare provider may order this test if you have a higher risk of osteoporosis, have been diagnosed with the condition, or are taking medications like risedronate to prevent bone loss. It’s also used to check if your treatment is working as intended.

What to Expect Before the Test

No special preparation is needed, but you may be asked to remove jewelry, clothing with metal, or any other items that could interfere with the scan. Wear comfortable clothing and avoid wearing a bra with underwire.

During the Test

You’ll stand still on a padded table while a machine takes precise X-ray images of specific bone areas, usually the hips and spine. The process is quick and painless, but you may feel a slight sensation of cold from the X-ray beam.

What the Results Mean

Results are expressed in terms of bone mineral density (BMD) compared to a healthy young adult. Lower BMD values indicate weaker bones, which may signal osteoporosis or other bone-related issues. Your provider will interpret these results in the context of your medical history and treatment plan.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

Clinical Significance

Short name

DXA Bone Density Scan (with Bisphosphonate Monitoring)

Frequently asked questions

How often should I get this test?
Typically, follow-up DXA scans are recommended every 1–2 years, depending on your risk factors, treatment plan, and overall health. Your healthcare provider will determine the best schedule for you.
What are the possible side effects of this test?
DXA scans are generally safe with minimal risks. Rarely, exposure to low-dose X-rays may cause temporary skin redness or mild discomfort, but serious side effects are uncommon. If you’re pregnant or breastfeeding, let your provider know before the test.
Can I eat or drink before this test?
No restrictions apply. You can eat, drink, and take medications as usual, but avoid heavy meals right before the scan to prevent discomfort during the procedure.
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This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.

Medical Disclaimer

This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.

If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.

Medically reviewed by WellAlly Editorial Team Last reviewed August 16, 2026. · Read our editorial policy