One of the most common indications of a bone scan is to determine the status of the bones in cases of cancer. Bone scanning is also useful in detecting abnormalities in the skeletal system, such as bone infection, fractures due to strenous exercises, Paget's disease, benign bone tumour e.g. osteo osteoma, tumours and even in cases of child abuse. Bone scans may also be used to evaluate unexplained bone pain and arthritis.
You will be instructed to remove all your belongings especially metallic objects. You will have to change into a gown if parts of your clothing have metallic components. You will lie down on the imaging couch. It is very important that you keep very still throughout the whole procedure as the images can be blurred if there is movement. Images of your bones will be taken by a Gamma Camera and the whole procedure will take about 40 minutes.
Sometimes the Nuclear Medicine physician may require to take pictures of your bones as the tracer is moving through your bloodstream before it reaches your bones. The injection will then be given while the Gamma Camera is placed over the area of interest and images will be recorded as the tracer travels to the bones. The normal bone scan will also be performed at least 2.5 hours later.