PET Sarcoidosis Preparation for Diabetics on Oral Medication
36 hours before your test
Please write down all consumed products in a food journal and bring this with you to your exam.
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 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)
- Water
- Unsweetened black/green tea or coffee
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.