Computed tomography of the head

Description CT scan of the head

Computed tomography is a type of X-ray, which uses computer, to take pictures inside the body. In this case, the photographing heads.

Reasons for a CT scan of the head

Computed tomography is done to study the skull, brain, jaw, paranasal sinuses and facial bones. Scanning is performed to search for injury, tumor, infections or other diseases.

Your doctor may recommend a CT scan of the brain, if you have any of the following symptoms:

• Headache;
• Convulsions;
• Head injuries or trauma face and eyes;
• Dizziness or problems with balance;
• Confusion;
• Changes in behavior or personality changes;
• Chronic congestion in the nasal cavity;
• Swelling of the face, head, neck.

Possible complications

Sometimes for better pictures used chemical (called contrast). Complications are rare when using the contrast. If you planned to computed tomography using contrast agent, doctor will consider a list of possible complications, which may include:

• Allergic reactions;
• Renal failure.

There is concern, that radiation exposure during CT may increase the risk of cancer. We need to discuss these risks with your doctor before the test.

How is the CT scan of the head?

Preparation for the procedure

• You should avoid eating and drinking for four hours before the procedure, if you use a radiopaque substance;
• We need to remove all metal objects (eg, jewelry, Hearing Aids, prostheses).

Procedure CT scan of the head

In some cases, it requires the use of a contrast agent. This allows you to make certain organs and tissues more visible in images. The contrast will be injected intravenously.

You will be placed on a special moving table. He will move slowly through the CT scanner. You must lie still during the entire test. If you have a problem with that, tomography technique, perhaps, You have to use the device for fixing the head in a fixed position. When the scanner takes pictures, There is a hum and clicks. You will be able to chat with a technician through the intercom.

After a CT scan of the head

If taken before the procedure contrast material, perhaps, you need to drink more fluids. This will clear the body of contrast.

How long will the CT scan of the head?

Длительность процедуры – 10-60 minutes.

Will it hurt?

You can feel the heat after the administration of contrast. You can also notice a salty or metallic taste in the mouth. Sometimes nausea.

The results of computed tomography of the head

Pictures will be sent to the radiologist, which examines them. Your doctor will receive the results and the results can prescribe treatment.

Communication with the doctor after a CT scan

After the test, you need to see a doctor, If the following symptoms:

• Hives;
• Itch;
• Nausea;
• Swelling, itchy eyes;
• Sore throat;
• Labored breathing.