That was a vital skill to learn because that's about the only time senior level people are exposed to the analysts, and they are the ones who ultimately determine performance ratings. In summary, my first two years as a systems analyst were very exciting.
CT was invented in 1972 by British engineer Godfrey Hounsfield of EMI Laboratories, England and by South Africa-born physicist Allan Cormack of Tufts University, Massachusetts.Hounsfield and Cormack were later awarded the Nobel Peace Prize for their contributions to medicine and science.riginal Siretom dedicated head CT scanner, circa 1974. The first clinical CT scanners were installed between 1974 and 1976. The original systems were dedicated to head imaging only, but whole body systems with larger patient openings became available in 1976. CT became widely available by about 1980.
CT Scan Frequently Asked Questions What is a CT scan? A CT scan â also called Computerized Tomography or just CTâis an X-ray technique that produces images of your body that visualize internal structures in cross section rather than the overlapping images typically produced by conventional X-ray exams. CT scans use an X-ray unit that rotates around your body and a powerful computer. The result with CT scans is a set of cross-sectional images, like slices, of the inside of your body. Should I do anything special to prepare for a CT scan? How you prepare for a CT scan depends on which part of your body is being scanned. You may be asked to remove your clothing and wear a hospital gown. Youâll need to remove any metal objects, such as jewelry, that might interfere with image results.