PET Sarcoidosis Preparation for Diabetics on Oral Medication
This page is only for people who have diabetes and use oral medication (not insulin).
If you are diabetic and on insulin, or if you are not diabetic, please choose the appropriate page to see your preparation:
36 hours before your test
Please write down all consumed products in a food journal and bring this with you to your exam.
Foods you CAN eat:
- Fatty, unsweetened, fried or broiled meats (use salt and pepper to season)
Eggs - Leafy-green vegetables (i.e., green salad), but only oil as dressing
- Cooking oils (i.e., olive oil, vegetable oil)
- Water
- Unsweetened black/green tea or coffee
Follow a high-fat, high-protein diet. Make it simple:
- A piece of protein (e.g., egg, chicken, beef, fish, pork)
- Salt and pepper to taste
- Leafy-green vegetables only (e.g., lettuce, kale, cabbage, spinach). You may use olive oil as dressing.
- Water
- Black coffee or green tea
- Have boiled eggs on hand to snack on
Foods you CANNOT eat:
- Market or restaurant-prepared foods
- Alcohol
- Sugary foods:
- Fruit, fruit juices, citrus, etc.
- Smoothies or blended beverages
- Desserts: cookies, cake, etc.
- Candy
- Seasonings which contain sugar
- Artificial sweeteners such as: Splenda, Equal, stevia, Sweet’N Low
- “Sugar-free” products
- Breaded meats
- Bacon or sausage
- Dairy products: milk, cheese, butter, etc.
- Grain-heavy or starchy foods such as: bread, cereals, tortilla, rice, pasta, etc.
- Non-leafy-green vegetables: potatoes, cauliflower, carrots, celery, green beans, etc.
- Beans and legumes
Unpermitted medications include:
Glucose chewable tablets and any medications containing glucose or dextrose. Please advise your doctor you will need to go off these medications to have this test.
Blood sugar monitoring:
Closely monitor blood glucose levels to ensure levels are low upon arrival for the study. The study will not proceed if you arrive with a blood sugar above 150 mg/dl.
12 hours before your test
- No food
- Drink plenty of water until the scan is complete
- Take medications as usual
- Diabetic medications are permitted up to four hours prior to the study
4 hours before your test
- No food
- Drink plenty of water until the scan is complete
- Take medications as usual. No diabetic medications at this point.
- Please advise your doctor you will need to stop these medications to have this test.
- Closely monitor blood glucose levels to ensure levels are low upon arrival for the study. The study will not proceed if you arrive with a blood sugar above 150 mg/dl.