CT Scan (Computerized Axial Tomography or CAT Scan) Procedure Information on MedicineNet.com

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CAT Scan (cont.)

CT scanning adds x-ray images with the aid of a computer to generate cross-sectional views of anatomy.
CT scanning can identify normal and abnormal structures and be used to guide procedures.
CT scanning is painless.
Iodine-containing contrast material is sometimes used in CT scanning. Patients with a history of allergy to iodine or contrast materials should notify their physicians and radiology staff.

Last Editorial Review: 11/4/2008

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