12 hours before your appointment: You will be asked to eat a low carbohydrate diet. Foods that can be eaten include: meat, hard cheese, tofu, eggs, butter and vegetables with no starch. Some foods that are NOT allowed include: cereal, pasta, milk, breads and other sugars.
What is a high protein diet for 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.
Why is there a special diet for 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.
How many carbs should I eat before a PET scan?
Before your exam
Do not eat foods with more than 5g of carbohydrates per serving, no more than 15g of carbohydrates per meal and no more than 50g of carbohydrates per day.
What foods should be avoided before a PET scan? – Related Questions
What happens if I eat carbs the day before a PET scan?
The radioisotope that is used in PET imaging, fluorine 18 fluorodeoxyglucose or 18F-FDG, is a glucose transporter. This radioisotope will go to any metabolically active areas in the body. If the glucose levels are elevated from food or drink the patient consumed prior to the test, the level of insulin will increase.
Can I eat a banana the day before a PET scan?
You will be advised not to eat anything six hours ahead of your PET scan appointment. However, you are allowed to drink water.
Why can’t you have carbs before a PET scan?
Why is it important to follow a low carb diet for 12 hours and fast before my PET/CT scan? To get the best results your blood sugar needs to be low so your cells will properly absorb the radioactive sugar.
How many hours of fasting is required for PET scan?
Do not eat or drink anything, except water, for 6 hours before the exam. You may drink water, as much water as you can would be helpful, until arrival. Routine medications may be taken, unless you have been instructed otherwise.
How can I lower my blood sugar before a PET scan?
Take your usual insulin doses with your usual meals the day before your scan. If you take a bedtime dose of insulin, you may take this as ordered, but please be sure to have a high protein snack before your 12-hour fast. Fast for 12 hours before your appointment. You cannot inject insulin on the morning of your scan.
Can you eat peanut butter the day before a PET scan?
Beginning 24 hours before your test, follow this diet (which is a low carbohydrate diet.) Use the guideline below for menu ideas. Snacks: Celery and peanut butter, light yogurt or cottage cheese.
Can I drink coffee the morning of my PET scan?
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). take your regular medicines with water. Limit the amount of carbohydrates you eat the day before your test (e.g., bread, pasta, cereal, potatoes, rice, sugary foods).
Can I drink coffee day before PET scan?
The Day Before Your PET/CT Scan
Please avoid all forms of strenuous exercise and/or physical activity for 24 hours prior to your appointment. Avoid all caffeine and de-caffeinated beverages for 24 hours prior to exam.
Can I eat salad before a PET scan?
Food that should be avoided Before PET Scan :
Fruits and Vegetables- All fruits, potatoes, corn, carrots, legumes (other beans), tomatoes, peas, squash, veggie burgers. Dairy Products- Milk, yogurt, high fat cheese.
Can you brush your teeth before a PET scan?
Can I brush my teeth before a PET/CT scan? Normal brushing without swallowing mouthwash or toothpaste within the four hour preparation timeframe will have no effect on the outcome of your PET/CT scan.
What interferes with PET scan?
Certain factors or conditions may interfere with the accuracy of a PET scan, including: High blood glucose levels in diabetics. Caffeine, alcohol, or tobacco consumed within 24 hours of the procedure. Excessive anxiety (may affect brain function)
How long does a full body PET scan take?
The entire PET scan process takes about two hours. It can take up to 60 minutes for your body to absorb the injected radiotracer. During this time, you’ll need to sit quietly and limit your movements.
Will PET scan detect all cancers?
PET scans must be interpreted carefully because noncancerous conditions can look like cancer, and some cancers do not appear on PET scans.
Can I drive myself home after a PET scan?
Do not drive for at least 4 hours after the scan. Resume your normal diet and medications. During the entire day before your PET/CT scan, you will need to follow the diet recommended below.
What precautions should be taken after PET scan?
After your PET scan, you can go on with your normal activities straight away. The injection of the radioactive material does not make you feel any different or drowsy. There are no sedative drugs or anaesthesia used during this procedure. Your scan results will not be available immediately.
Who should I avoid after a PET scan?
As a precaution, you may be advised to avoid close contact with pregnant women, babies and young children for a few hours after having a PET scan. This is because you’ll be slightly radioactive during this time.
