January 21, 2019  
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Exam Preperations
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How to prepare for your examination
All Exams
  • Please bring any prior films of the same body area with you.
  • Are you pregnant? If yes, please notify the scheduler so that we can verify with the radiologist that you can proceed with your exam.
  • Please take all prescription medications as prescribed by your doctor with a small amount of water.
  • Please arrive 30 minutes prior to your exam.
  • Please contact our office at 281-453-7999 if you have any questions or to cancel or reschedule.
  • There is a $50 charge for appointments not cancelled with a 24 hour notice.
Is your exam ordered with contrast?
  • Do not eat or drink 6 hours before your exam.
  • Are you allergic to Iodine or Shellfish? If yes, please contact our office so that we can determine if pre-medication is necessary. 
CT Abdomen / CT Pelvis / CT Stone Protocol 
  • Do not eat or drink after midnight on the night before your exam. You may eat dinner as usual.
  • You will need to come by the imaging center to pick up 2 bottles of barium (oral contrast). One bottle of barium must be consumed the night before your exam. The second bottle will need to be consumed 1 hour prior to the exam. Please shake the barium well before consumption. Cooling the barium and using a straw may make the barium easier to consume.
CT Urography
  • Do not eat or drink after midnight on the night before your exam. You may eat dinner as usual. You may drink water at anytime – no other beverages.
CCTA (Coronary CT Angiography)
  • Do not consume any caffeine 12 hours prior to the exam.
  • Do not eat solid foods 4 hours prior to exam.
  • Drink two 8oz glasses of water 1 hour prior to exam.
  • Diabetic patients taking Glucovance, Glucaphage or (Metformin) will need to be off this medication the day of your exam and for 48 hours after your exam.
  • Bring a list of your current medications. 
  • Do not use Viagra, Levitra or Cialis 48hrs before the exam.
  • Please bring ID cards for stents or other implantable devices.
  • The Coronary CT exam is very dependant on a steady heart rate of 70bpm or lower. The inability to control heart rate below 70bpm will produce non-diagnostic images. You may need to speak with your referring physician to see if a Beta-blocker prescription is necessary. These prescriptions must be obtained from your referring physician.


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