The various causes that could be responsible for altered or affected balance are: 1  Meniereâs disease (a disease of the inner ear). 2  Parkinsonâs disease.  Taking certain medications or drugs such as â anti-convulsant therapy.
Plan on being at the testing center for approximately 3 hours. not allowed in the uptake rooms. Do not eat, drink (except water) or chew gum for 6 hours prior to your scan. water, prior to your scan. jewelry. Diabetics: Do not take your insulin the day of your exam.
In addition, refrain from strenuous physical activity for 24 hours prior to your exam, such as working out, jogging, heavy lifting, etc. If possible, bring copies of your most recent CT, X-ray, or magnetic resonance imaging (MRI) films with you on the day of your PET/CT scan. Be prepared to stay at the imaging facility for approximately two to three hours. You will be asked to lie quietly for approximately 60 minutes before the scan, and to lie still for approximately 30 minutes while the scan is being performed.