A CT – scan also known as CAT scan or Computerized Axial Tomography is a painless diagnostic test that uses X-rays and computers to create a cross sectional images of bones and tissues inside your body. Your doctor may recommend pass the CT scan to examine your body for any of the following:
- blood clots
- broken bones
- cancers, tumors
- internal injures
- signs of heart and vascular diseases
A CT scan helps your doctor:
- select the correct location for surgery, biopsy, or radiation therapy
- check the treatment of cancer or heart disease
- check your condition after surgery.
A CT –scanner is a large square or around X-ray machine with the tunnel through the center.
During your CT scan you will lie on the table that slowly passes through the tunnel. As you moved through the tunnel a joined ring called Gantry will rotate around your body. The Gantry contains a tube that will relise X-ray bims and detectors that will measure the amount of radiation absorbed by your body. The X-ray bims will capture many views of your body from different angles as the Gantry spins. The detectors will send data to the computer that will create cross-sectional images of the bones and soft tissues inside your body. The scann allows your doctor to see the location of a condition inside your body which will help them to decide how to treat it or to see how well your treatment is progressing.
In some cases you may receive contrast dye befor your procedure in a
- barium enema
to make it easier for your doctor to see the certain area of your body.
If you recive the drinks with contrast dye your esophagus or stomach will be highlighted.
If you receive it as an injection – your blood vessels, bladder, liver or your urinary tract will be highlighted.
If you receive barium enema your large intestine will be highlighted.
After the procedure you can resume your normal activities. If you received contrast dye drink plenty of fluids to help your kidnes remove the dye from your body.