A PET scan is often used to help determine a cancer diagnosis. A positron emission tomography (PET) scan uses a tracer with low levels of radiation to find places in your body where cells are ...

» Can a patient have a CT scan, diagnostic X-ray examination or MRI scan on the same day as the PET/CT scan? » After a PET scan, how long does a patient need to wait before using public transportation ...

An imaging test that uses radiotracers to assess organ and tissue functions. In rare cases, individuals might show an allergic reaction to the radiotracer. The injection may lead to bruising or ...