Heart CT Scan

Computed tomography (CT) is a test that combines x-ray and computer scans. The result is a detailed picture that can show problems with the arteries of the heart and how it functions.

Procedure

  • You will be given some medication to take 1 hour before the exam to slow the heart rate down. Additional medication may be given through the IV line if needed.
  • You will lie on a table. The table slides into the CT scanner.
  • ECG Leads will be placed on your chest
  • You will be given contrast through an intravenous (IV) line.
  • You may feel warm or flushed during the injection of the IV contrast.
  • The technologist will ask you to hold your breath for 15 seconds during your scan.

Preparation

  • Clear liquids only 4 hours prior to appointment.
  • NO caffeine, coffee, tea, chocolate or smoking 24 hours prior to the exam.
  • Bring a prescription if your doctor has given one to you.
  • Patients 60 years or older/Patients with a history of diabetes or renal disease: Requires additional blood work including BUN and creatinine within one week of procedure.
  • Please arrive one hour prior to appointment for Aorta Cardiac CT exams and 30 min prior for others with a prescription if your doctor has given one to you. CT angiogram prescriptions need to state CTA of the Heart.
  • Please bring a list of your current medications.
  • ED (Erectile Dysfunction) drugs are not to be taken 72 hours prior to test.
  • Patients with diabetes, who are currently taking Glucophage or Metformin, are strongly advised to stop taking these medications for 48 hours following procedures where contrast agents are administered. Patients taking any form of Glucophage or Metformin need to contact their physician before resuming their medication as additional blood work including BUN and creatinine may be needed.
  • Allow approximately one hour for entire procedure.
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