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.
Before your PET scan, you will be given a radioactive medication with glucose (sugar) called a tracer through an intravenous (IV) line in your arm. Your PET scan will use fluorodeoxyglucose (FDG) as the tracer. FDG is taken up by your cells and does not stay in the body long.