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.
CT Scan & CTA. 1  Nothing to eat or drink (except medicines) 4 hours before exam. 2  For a CT of the abdomen or pelvis: You must pick up 2 bottles of oral (barium) contrast and instructions from our office at least one day prior to the exam. Drink half a bottle every 30 minutes, starting 2 hours prior to your scheduled exam. It is recommended that the barium be refrigerated for better taste.