Do not use the bathroom. Your bladder must be very full for this exam. There are only a few images we need with a very full bladder. You may use the bathroom after these images if you are very uncomfortable.
Gall Bladder / Liver
Do not eat or drink anything eight (8) hours before your exam time. (If you are on medication that must be taken, you may take it with a small sip of water)
There is no prep for these exams.