Our CT Scan (Computerized Tomography) Main Article provides a comprehensive look at the who, what, when and how of CT Scan (Computerized Tomography)
Medical Definition of CAT scan
CAT scan: Computerized axial tomography scan. CAT scanning is a painless X-ray test in which a computer generates cross-section views of a patient's anatomy. It can identify normal and abnormal structures, and it can be used to guide procedures. Contrast material is sometimes used in CAT scanning. A patient who is allergic to iodine or contrast materials and is scheduled to have a CAT scan should notify the physician and the radiology staff about the allergy. Also known as CT scan.
Last Editorial Review: 1/25/2017
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