Cerebral computed tomography

Cerebral Tomodensiometry is an examination allowing the reconstitution of images of your brain in the form of fine axial sections in 2D or 3D

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Why can my doctor prescribe this type of examination? 

There are various reasons:

a cerebrovascular accident (CVA)

a transient ischemic attack (TIA)

an attack on the base of the skull and the cranial nerves

an epileptic seizure

Acute and chronic headaches

head trauma

Suspected brain tumor

Orbital trauma (eye injuries)

central nervous system problems



The procedure of the exam

Here is the procedure, we will ask you :

remove your jewelry and any metal objects that could affect the quality of the images

lie down comfortably on a table and remain still. The table will slide into the CT machine

hold your breath for a few seconds to perform the procedure. Please note that we will capture the images very quickly to minimize the radiation dose you will receive.

Depending on the type of examination prescribed by your health care professional, you may be injected with a contrast agent. The list of these agents will be indicated to you when you make your appointment. If you think you may be allergic, please inform the technologist.

In order to be able to organize your visit, you should know that the total duration of your visit may vary between 30 and 60 minutes, even though the exam itself will only last between 10 and 25 minutes.

A medial order is required to perform this examination.

If you have a prescription for an ultrasound that is not mentioned, contact us

 Preparing for the exam

To prepare for the exam, we ask that you fast at least 4 hours before your exam (unless otherwise advised). However, it is possible to take your medication with a little water.

Frequently Asked Questions - CT scan

A CT scan is an X-ray examination that gives detailed three-dimensional images of tissue, bones, organs, or blood vessels.

A CT scan can be done in our imaging centre in Esch-sur-Alzette. Please have your prescription at hand so that you can book online or by phone.

When planning your activities, keep in mind that the total duration of your visit may be 30 to 60 minutes, even though the examination itself only takes 5 to 25 minutes.

To learn more about the examination process, read our detailed section on CT examinations.

A CT scan is usually done to look for abnormalities or disorders that can affect any part of the body. There are several reasons why doctors prescribe CT scans. You can see how the examination is carried out in the detailed chapter CT examination.

"CT" stands for "computer tomography". A CT scan is an X-ray examination that produces detailed three-dimensional images.

This test requires a thorough cleaning of the colon.

See the Virtual Colonoscopy page for the necessary preparation steps.

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