Keywords:  slice, cat, radiologist, scan, ray
Diagnostic technique which uses X-ray to scan the patient's head (or other body parts) and uses a computer to make images of thin "slices" of the body. The radiologist may choose to administer an intravenous solution which will help make certain lesions stand out.
A procedure where pinpoint radiographic (x-ray) beams are passed through transverse planes of tissue in sections. Then a computerized analysis shows the variance in absorption and produces a precise reconstructed image of the area.
a painless process 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.