How a CT scan is taken?
In CT, the X-ray beam moves in a circle around the body.
This allows many different views of the same organ or structure and provides much greater detail.
The X-ray information is sent to a computer that interprets the X-ray data and displays it in two-dimensional form on a monitor..
How long do CT scan results take?
Your CT scan will be studied by a radiologist and the results will be sent to the doctor who referred you for the scan.
They will discuss the results with you and any treatment you may need.
If you are an out-patient please allow 7-14 days for the results to be sent to your referring doctor..
How long does a tomography scan take?
You can expect your CT scan appointment to last approximately 15 minutes start to finish.
If you are having a CT scan with oral contrast, it could take as long as an hour and 15 minutes.
Once the CT scan is complete, a radiologist will study the images and share the results with your doctor..
What does a CT scan involve?
Computed tomography is commonly referred to as a CT scan.
A CT scan is a diagnostic imaging procedure that uses a combination of X-rays and computer technology to produce images of the inside of the body.
It shows detailed images of any part of the body, including the bones, muscles, fat, organs and blood vessels..
What takes place in a CT scan?
The term “computed tomography,” or CT, refers to a computerized x-ray imaging procedure in which a narrow beam of x-rays is aimed at a patient and quickly rotated around the body, producing signals that are processed by the machine's computer to generate cross-sectional images, or “slices.”.
What to expect during a CT scan?
CT scans are painless and fast.
You will lie on a long narrow table that slides you into a donut-shaped machine that is open on both sides.
A Velcro strap will be placed around you for safety.
When indicated, use of a contrast material could be necessary for your exam..
Why do you have to fast before a CT scan?
Radiologists recommend fasting prior to undergoing a CT or MRI with contrast because of the possible side effects of the contrast agents.
While rare, side effects of contrast can cause nausea or vomiting during the test.
Vomiting while lying down could cause food blockages in your airway, known as asphyxia..
Why is CT scan taken?
A CT scan can show detailed images of any part of the body, including the bones, muscles, organs and blood vessels.
CT scans can also be used for fluid or tissue biopsies, or as part of preparation for surgery or treatment..
- Your scan will be reviewed by a radiologist (a doctor who specialises in using imaging methods to diagnose medical conditions).
Usually the radiologist will send a report to your GP or the doctor who referred you for the CT scan.
It can take several days, or even a week or two, for your results to come through.
