Can I Have Caffeine Before A Pet Scan

Prior to a procedure a patient should avoid tobacco caffeine and limit refined carbohydrates for 24 hours before the procedure.

Can i have caffeine before a pet scan. A pet scan measures body functions like blood flow oxygen use and the metabolism of glucose or sugar. The consumption of sugar and caffeine even the trace amounts found in decaffeinated products and chocolate can skew pet scan results. Patients who had coffee before the pet scan have a higher myocardial uptake that the. This includes chocolate coffee tea soda or exedrin.

Researchers suggest that patients scheduled for a pet scan should avoid having coffee for sometime before the scan as even a normal amount of caffeine in the beverage can cause distortions and. You should also stop doing strenuous exercises 24 hours prior to the scan. This effect is same as when the pet scan is taken immediately after the person had done some vigorous physical exercise. If you re taking a beta blocker or a calcium channel blocker consult with your doctor.

Drinking coffee before having a pet scan will interfere with the results as caffeine can affect the myocardial uptake or the amount of tracer used. The researchers found that the same thing happens with caffeine. The heart beats faster when you drink coffee just as it does when you exercise. With intake of caffeine more fluorodeoxyglucose clusters around the heart making it difficult to take a look into the lesions of the heart.

The researchers found that the same thing happens with caffeine. The heart beats faster. Researchers at saint louis university have suggested that patients going for pet or ct scan should avoid drinking coffee as caffeine intake interferes with pet ct image results when there is a. Depending on the type of pet scan you have following a low carbohydrate diet 12 hours before the scan may be necessary to increase the quality of pet scan images.

Some of the other foods that can impact the results of a pet scan are sugar caffeine and tobacco. Therefore these foods are best avoided. If a person exercises before having a pet ct scan more fdg appears in the heart region obscuring the view. If a person exercises before having a pet ct scan more fdg appears in the heart region obscuring the view.

If your scan is the rubidium pet type you shouldn t drink caffeine or decaffeinated products such as coffee tea chocolate or sodas for 24 hours before your appointment. Decaffeinated products contain caffeine.