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What Is A CT Scan?

  • Computed Tomography (CT) is a scanning technique that uses X-Rays to take highly detailed images of the body. A CT scan can give detailed information about many parts of the body, including the lungs, bones, soft tissues, heart and blood vessels. It can be used to diagnose and monitor many conditions.

Can I Have A CT Scan?


CT scans use X-rays and referring doctors are very careful to consider if the benefits of the scan outweigh the risks involved. In general, CT scans should not be performed on pregnant women so it is important to advise us if you are or may be pregnant.

Please inform us when making your appointment:

  • If you suffer from asthma

  • If you are diabetic and are taking metformin (Glucophage)

  • If you are or maybe pregnant

  • If you are breastfeeding

  • If you suffer from renal failure

When Are CT Scans Used?

CT scans are most commonly used by medical professionals to investigate the brain, sinus, thorax, abdomen and pelvis.


Do I Need To Prepare For The CT Scan?

You may require an injection of contrast medium (dye) to improve detail in the area being scanned. For certain scans you will be asked to drink some water or oral contrast medium which has an aniseed taste, to help give good definition of your stomach and the rest of your intestine.

When you arrive at your chosen Affidea Ireland centre, you will be asked to complete some forms relating to your scan. These forms can be downloaded from this website in advance if you so wish. You may be asked to change into a gown and your belongings will be locked away safely.

What Happens During The CT Scan?

During your scan you will be asked to lie on a cushioned table and the table will move through the centre of the CT scanner. The radiographer will be observing you throughout the examination and will be able to hear you should you wish to speak with him/her. The information gained from the scanner will be sent to a computer system where detailed images of the body will be displayed.xt" or double click on the text box to start.

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