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computerized axial tomography |
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computerized axial tomography: see CAT scan CAT scan [computerized axial tomography], X-ray technique that allows relatively safe, painless, and rapid diagnosis in previously inaccessible areas of the body; also called CT scan.
..... Click the link for more information. . computerized axial tomography (CAT)Diagnostic imaging method using a low-dose beam of X-rays that crosses the body in a single plane at many different angles. Conceived by William Oldendorf and developed independently by Godfrey Hounsfield and Allan M. Cormack, who shared a 1979 Nobel Prize for their inventions, this major advance in imaging technology became generally available in the early 1970s. Detectors record the strength of the exiting X-rays; this information is then processed by computer to produce a detailed two-dimensional cross-sectional image of the body. A series of such images in parallel planes or around an axis can show the location of abnormalities (especially tumours and other masses) more precisely than can conventional X-ray images. computerized axial tomography [kəm¦pyüd·ə‚rīzd ¦ak·sē·əl tə′mä·grə·fē] (medicine) Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content. |
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