General CT Preparation

Most CT exams do not require preparation. The exceptions are studies involving the abdomen or pelvis, Colonography, and CTs which are done along with a PET exam. See below for the prep information for these exceptions:

For any study, if your doctor gave you an order, please bring it with you.

  • Do not eat or drink for three hours before your exam.
  • You may take medications with a small sip of water.
CT Colonography
Cardiac Studies

If you are having a full body CT scan, you can print out the CT Whole Body Screening (PDF), complete it and bring it with you to speed up the registration process.