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.
Jupiterimages/Polka Dot/Getty Images. The term CT scan stands for Computed Axial Tomography and is often referred to as a CAT scan. It is a noninvasive test that helps doctors diagnose medical conditions. The procedure can take anywhere from 15 minutes to one hour depending on the part of the body being scanned.