How do I prepare for a CT?

  • Please dress comfortably and avoid clothing that has metal objects such as zippers, safety pins, studs, or snaps that may affect image quality. If not, you may be asked to change into provided scrubs at VRI.
  • You will be informed ahead of time if you have any preparation instructions by the CT Department. 
  • For patients that require IV contrast, the CT department will contact you prior to your appointment to ask you some medical history questions.
  • If your physician ordered your scan with contrast you may be given either an oral contrast to drink and/or an IV contrast prior to your scan. If you require IV contract, the CT department will contact you prior to your appointment to ask you some medical history questions.
  • It is important that you notify the CT department if you have any of the below conditions:
    • A history of asthma that requires the use of an inhaler
    • Allergy to betadine and or iodine
    • Previous reaction to iodine contrast.
    • Kidney problems
    • Dialysis
    • Any anaphylactic reaction to any food, medication, or environmental agent. Anaphylactic reactions include:
      • Shortness of breath or trouble breathing and rapid heartbeat
      • Swollen or itchy lips or tongue
      • Swollen or itchy throat, trouble swallowing, tightness in your throat
      • Facial swelling