Computed Tomography (CT) Scan of the Head and Face

Before the CT scan, tell your doctor if you:

• Are or might be pregnant.
• Are allergic to any medicines, including iodine dyes.
• Have a heart condition, such as Reference heart failure Opens New Window.
• Have Reference diabetes Opens New Window or take metformin (Glucophage) for your diabetes. You may have to adjust your medicine for a day before and after the test.
• Have had kidney problems.
• Have Reference asthma Opens New Window.
• Have had Reference multiple myeloma Opens New Window.
• Become very nervous in small spaces. You need to lie still inside the CT scanner, so you may need a medicine (Reference sedative Opens New Window) to help you relax.

Arrange for someone to take you home in case you get a medicine to help you relax (sedative) for the test.

Talk to your doctor about any concerns you have regarding the need for the test, its risks, or how it will be done. To help you understand the importance of this test, fill out the medical test information form (What is a Reference PDF Opens New Window document?).

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This information does not replace the advice of a doctor. Healthwise, Incorporated disclaims any warranty or liability for your use of this information. Your use of this information means that you agree to the Reference Terms of Use. Reference How this information was developed to help you make better health decisions.