What is PET Scan
What exactly is PET Scan? Our medical encyclopedia can get you started in your journey to learn more about this procedure. Continue your research by choosing one of the procedure sections to the left.
Alternate Names for PET Scan:
Positron emission tomography
Learn
- Overview
- What It Is
- Reasons For
- Complications
- What to Expect
- Results
- When to Call a Doctor
PET Scan Definition
Alternate Names for PET Scan:
Positron emission tomography
Definition
This test makes images that show activity in body tissues. A substance that gives off a tiny amount of radiation is put into your body. This substance goes to the part of you body that is most active. A machine can then detect where that substance is. PET can be done for many body parts, including:
- Whole body
- Brain
- Lungs
- Breast
- Heart
If you are allergic to the radioactive substance given for a PET scan, you may be at risk for complications. Talk to your doctor.
Learn
 Complications Learn about possible complications and what might increase the risk of them. |
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 What to Expect Find out how long it will take, what they will be doing and what to expect afterwards. |
 Results What are the next steps and other possible tests needed after you have received the results. |
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