Why can't you eat certain foods before a PET scan?

Why can't you eat certain foods before a PET scan?

Why can't you eat certain foods before a PET scan?

PET/CT SCAN DIET INSTRUCTIONS Avoid food and drinks that contain sugar or carbohydrates for at least 24 hours before your scan. This will help to make sure that your images are of the best quality and help prevent having to reschedule your scan because of a blood sugar that is too high.

Can I have cottage cheese before a PET scan?

Recommended foods: Proteins: you may eat any type of meat (bacon, beef, chicken, ham, hot dogs, pork, salami, sausage, venison, canned meat) or seafood (clams, fish, lobster, scallops, and shrimp). Eggs, cheese, cottage cheese and nuts.

Can I drink coffee the day before a PET scan?

Don't drink caffeine for 24 hours before a PET scan of your heart. Don't do any exercise or other strenuous activity for at least 48 hours before this test. Don't eat or drink (except water) for at least 6 hours before this test. (e.g., no coffee, tea, juice, milk, gum, or candies).

Can I eat a banana before a PET scan?

PET appointment. You should have nothing to eat or drink except water for at least 4 hours before your appointment time. This includes chewing gum, hard candy, breath mints and tobacco products.

What to eat the day before a PET scan?

  • 1 PATIENT DIETARY GUIDELINES. 2 A diet low in sugar, carbs and caffeine prior to the PET scan will enhance the quality of your films. 3 recommend a diet high in protein 24 hours prior to the scan.The following is a list of suggestions and. 4 guidelines leading up to your appointment. 5 anything except for water 6 hours prior.

Do you have to drink water before a PET scan?

  • Prescan Prep and Follow-Up. If your PET scan is the rubidium type, you can't eat or drink anything but water for three hours before the scan. In preparation for the FDG-type scan, you shouldn't chew gum or eat or drink anything, except water, for six hours before exam. For best test results, make sure you're well hydrated.

What should your blood sugar be before a petct scan?

  • Blood sugar levels are very important for PetCT scans. All patients coming for a PetCT scan will have their blood sugar measured before the radiotracer injection. We need your blood sugar level to be below 150 mg/dl.

What foods should you avoid before a FDG scan?

  • Before your FDG-PET scan, avoid anything containing glucose, along with most processed foods — even "low-carb" versions — for 24 hours prior to your scan, says Physicians Clinic of Iowa. Foods to avoid the day before a PET scan include:

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