What is a CT scan?
What is a CT scan?
user
A computed tomography scan is an X-ray scan where a computer is used to construct three-dimensional images of the inside of the body.
assistant
Is it hard to get one?
user
No, they are very safe and painless.  You will have to lay down for a few minutes on a table and then the machine will be rolled over your body.  You won’t be required to lay down for very long.
assistant
So it is not scary at all?
user