What is the process like and how long does it take?
- An IV line is started, usually through a vein in one of the arms. A small, safe amount of radioactive FDG is injected. You should not feel any side effects.
- After the injection, you will need to wait approximately one hour before the start of the scan while the material is distributed throughout the body.
- Scan time can vary from 30 minutes to 45 minutes.
How do I prepare for the exam?
- You are not allowed to eat for about six hours prior to your appointment.
- Also, refrain from exercising for 24 hours prior to your test.
Medications
- We will ask what medications you take so you may want to prepare a list of medications ahead of time to bring with you.
- You will be provided further instructions before your test if you are diabetic.
What happens after the scan?
- You should feel fine. There are no side effects.
- Drink fluids to ensure urinating and clearance of the radioactive FDG .
- You can drive and resume normal activities immediately after the scan.
When will I get results?
- Your physician will receive a copy of your results within 24 hours.