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What is a PET scan (PET imaging)?
Positron emission tomography, also called PET imaging or a PET scan, is a diagnostic examination that involves getting images of the body based on the detection of radiation from the emission of positrons. Positrons are tiny particles emitted from a radioactive substance administered to the patient. Patient Safety Tips Prior to the Exam
What is a combination PET/CT scan?
A PET scan is a painless procedure that helps detect disease sooner than CT or MRI images. A combination PET/CT scan provides a more detailed look at organs and tissue. PET scans can ensure an accurate diagnosis and help your healthcare provider develop an effective treatment plan
How long does it take for a PET scan to show?
The scanner takes about 30 minutes to produce detailed images of metabolic activity in your tissues and organs. A positron emission tomography (PET) scan is an imaging test that can help reveal the metabolic or biochemical function of your tissues and organs.
What can a PET scan tell you about a disease?
A PET scan can often detect the abnormal metabolism of the tracer in diseases before the disease shows up on other imaging tests, such as computerized tomography (CT) and magnetic resonance imaging (MRI). The tracer is most often injected into a vein within your hand or arm.