Computerized axial tomography (CAT)
Cat scanning adds X-ray images with the aid of a computer to generate cross-sectional views anatomy.
It can identify normal and abnormal structures and be used to guide procedures.
CAT scanning is painless.
Iodine-containing contrast material is sometimes used in CAT scanning.
If you are having a CAT scan and are allergic to iodine or contrast materials, you should notify your physicians and radiology staff