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Computed Tomography (CT) Prep

Please Note

*** If you take Glucophage or Metformin you cannot take these 48 hours after your CT scan if you receive IV contrast ***

*** If you have an Iodine or contrast allergy please contact the Imaging Department to discuss your reaction ***

CT Abdomen
  • Please arrive at least 15 minutes early for your exam.
  • Drink at least 4-6 cups of water the day before your appointment.
  • Nothing by mouth for 4 hours before your exam.
  • You'll receive two bottles of barium for your scan. Drink one bottle of barium after dinner the night before you procedure. Finish drinking the second bottle of barium 1 hour prior to your procedure.
  • Drinks lots of water after exam.
CT Abdomen & Pelvis
  • Please arrive at least 15 minutes early for your exam.
  • Drink at least 4-6 cups of water the day before your appointment.
  • Nothing by mouth for 4 hours before your exam.
  • You'll receive two bottles of barium for your scan. Drink one bottle of barium after dinner the night before you procedure. Finish drinking the second bottle of barium 1 hour prior to your procedure.
  • Drinks lots of water after exam.
CT Chest
  • Please arrive at least 15 minutes early for your exam.
  • Nothing by mouth for 4 hours.
  • Drink at least 4-6 cups of water the day before your appointment.
  • Drinks lots of water after exam.
CT Enterography
  • Please arrive at least 15 minutes early for your exam. Nothing by mouth for 4 hours.
  • Drink at least 4-6 cups of water the day before your appointment.
  • Check in 1 hour and 15 minutes early for you appointment so you can start drinking the contrast for your CT scan.
  • Drinks lots of water after exam.
CT Pelvis
  • Please arrive at least 15 minutes early for your exam.
  • Drink at least 4-6 cups of water the day before your appointment.
  • Nothing by mouth for 4 hours before your exam.
  • You'll receive two bottles of barium for your scan. Drink one bottle of barium after dinner the night before you procedure. Finish drinking the second bottle of barium 1 hour prior to your procedure.
  • Drinks lots of water after exam.
CT Renal
  • Please arrive at least 15 minutes early for your exam.
  • Drink at least 4-6 cups of water the day before your appointment.
  • Nothing by mouth for 4 hours before your exam.
  • You'll receive two bottles of barium for your scan. Drink one bottle of barium after dinner the night before you procedure. Finish drinking the second bottle of barium 1 hour prior to your procedure.
  • Drinks lots of water after exam.
CT Sinus Complete
  • Please arrive at least 15 minutes early for your exam.
  • Nothing by mouth for 4 hours.
  • Drink at least 4-6 cups of water the day before your appointment.
  • Drinks lots of water after exam.
CT Soft Tissue Neck
  • Please arrive at least 15 minutes early for your exam.
  • Nothing by mouth for 4 hours.
  • Drink at least 4-6 cups of water the day before your appointment.
  • Drinks lots of water after exam.

CTA Abdomen
  • Please arrive at least 15 minutes early for your exam.
  • Nothing by mouth for 4 hours.
  • No barium.
  • Drink at least 4-6 cups of water the day before your appointment.
  • Drinks lots of water after exam.
CTA Brain
  • Please arrive at least 15 minutes early for your exam.
  • Nothing by mouth for 4 hours.
  • Drink at least 4-6 cups of water the day before your appointment.
  • Drinks lots of water after exam.
CTA Carotid
  • Please arrive at least 15 minutes early for your exam.
  • Nothing by mouth for 4 hours.
  • Drink at least 4-6 cups of water the day before your appointment.
  • Drinks lots of water after exam.
CTA Chest
  • Please arrive at least 15 minutes early for your exam.
  • Nothing by mouth for 4 hours.
  • Drink at least 4-6 cups of water the day before your appointment.
  • Drinks lots of water after exam.
CTA Coronary
  • Please arrive at least 15 minutes early for your exam.
  • Contact Imaging Department for preparation @ 242-4162.
CTA Extremity/Runoff
  • Please arrive at least 15 minutes early for your exam.
  • Nothing by mouth for 4 hours.
  • Drink at least 4-6 cups of water the day before your appointment.
  • Drinks lots of water after exam.

CT 3 Phase
  • Drink at least 4-6 cups of water the day before your appointment.
  • Please arrive at least 15 minutes early for your exam.
  • Nothing by mouth for 4 hours before your exam.
  • You'll receive two bottles of barium for your scan.
  • Drink one bottle of barium after dinner the night before you procedure.
  • Finish drinking the second bottle of barium 1 hour prior to your procedure.

No PREP

The following procedures require no prep, but please arrive at least 15 minutes early for your exam:

  • CT Head
  • CT Sinus Limited/Sinus Pre-op
  • CT High-Res Chest
  • CT KUB
  • CT Extremities
  • CT Orbits
  • CT Facial Bones