Computed tomography of the large intestine – Virtual colonoscopy – CT colonography

Description CT colon

КТ колонография – радиологический тест, which is used for examination of the colon. This is one of the options detection of colon cancer.

Causes for CT colon

This test is used, to find polyps or colorectal cancer.

Possible complications

CT scan of the colon is safe. It can be used, if the patient is too sick, to undergo other types of colon cancer screening.

In some cases, a contrast agent. Одна из сложностей проведения теста – возможная аллергическая реакция на контраст.

How is the removal of CT colonography?

Preparation for the procedure

• I do not eat for a 8-12 hours before the test;
• Intestinal cleansing is done with the help of laxatives. The purpose of cleaning is to clean stool from the rectum. Laxative causes surveyed active bowel movement within a few hours.

If you have diabetes, you need to consult a doctor for taking medications.

Test Description

The radiologist has the patient on his back on a movable x-ray table. Before testomv a small tube is inserted into the rectum. It will be gently pumped air. CT scanner will move over the patient and perform the desired pictures. At this time, the patient needs to lie still. At the time of taking pictures, you need to hold your breath. Next, the patient is placed on the abdomen and repeat the test.

After the procedure

You can resume normal activities immediately after the power and imaging.

How long will the computed tomography of the large intestine?

30-40 minutes

Will it hurt?

The patient may feel cramping and bloating, or the urge to have a bowel movement.

Test results

The doctor examines the images. If you find abnormal formation, doctor may perform a colonoscopy.

Contact your doctor after removal of colon polyps

After returning from the hospital, you need to see a doctor, If the following symptoms:

• Nausea;
• Itch;
• Labored breathing.