Question: How Do You Prepare For A Bone Scan?

How accurate is a bone scan?

Ohta and colleagues compared PET and bone scan in evaluation of skeletal metastases in 51 patients with breast cancer and found that the sensitivity, specificity and accuracy of the bone scan were 77.7%, 80.9% and 80.3%, respectively..

How is a bone scan performed?

During a bone scan, a radioactive substance is injected into a vein that is taken up by your bones. You’ll then be monitored for several hours. A very small amount of radiation is used in the substance, and nearly all of it is released from your body within two or three days.

Does a bone scan show arthritis?

Bone scans can help diagnose several problems, including: Broken bones, especially hips, or stress fractures, which can be hard to see on X-rays. Arthritis. Paget’s disease of the bone, which affects how new tissue replaces the old.

What do bright white spots on a bone scan mean?

This could show a lack of blood supply to the bone or certain types of cancer. Areas of fast bone growth or repair absorb more tracer and show up as bright or “hot” spots in the pictures.

Can a bone scan show inflammation?

INTRODUCTION. Bone scan is one of the most common and oldest examinations among all nuclear medicine procedures. It is used in the evaluation of benign bone disease like infection/inflammation and also is the standard of care for evaluating metastatic disease in the breast, prostate, and lung cancer.

Is a CT scan the same as a bone scan?

Your doctor will notify you of this prior to the procedure. CT scans of the bones can provide more detailed information about the bone tissue and bone structure than standard X-rays of the bone, thus providing more information related to injuries and/or diseases of the bone.

How long does it take to get a bone scan?

The scan itself can take up to an hour. The procedure is painless. Your doctor might order a three-phase bone scan, which includes a series of images taken at different times. A number of images are taken as the tracer is injected, then shortly after the injection, and again three to five hours after the injection.

What do you wear for a bone scan?

You will be asked to wear a gown during the exam. Leave jewelry and other metallic accessories at home or remove them prior to the exam. Such objects may interfere with the procedure. You will receive specific instructions based on the type of scan you are undergoing.

Do you have to take your clothes off for a bone scan?

Having the bone scan You usually wear your own clothes for the scan but some hospitals may ask you to change into a hospital gown. Your radiographer will ask you to empty your pockets and remove any metal objects such as keys, coins, belts, braces and jewellery.

What does a hot spot on a bone scan mean?

The areas where the radionuclide collects are called “hot spots,” and may indicate the presence of conditions such as arthritis , malignant (cancerous) bone tumors , metastatic bone cancer (cancer which has spread from another site, such as the lungs), bone infections , bone trauma not seen on ordinary X-rays, and …

What are the side effects of radioactive dye?

RisksAllergic reaction. Though rare, you could be allergic to the radioactive dye that’s injected during a nuclear stress test.Abnormal heart rhythms (arrhythmias). … Heart attack (myocardial infarction). … Dizziness or chest pain. … Low blood pressure.