CT Scan At A Glance

• 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.