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May 13, 1974

Medical News

JAMA. 1974;228(7):813-820. doi:10.1001/jama.1974.03230320005003

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Tomographic scanners prove useful, valuable in clinical work  Some of the new, computerized tomographic x-ray scanners have now been in operation long enough to form an idea on how well they work.With certain reservations, surgeons and radiologists are saying the new machines live up to their advance billing as truly helpful, perhaps even revolutionary, new tools in neuroradiology.X-ray tomography has some shortcomings, even its enthusiasts admit. Some of these may disappear with additional experience and technical improvements—and technical improvements are coming rapidly.On balance, the users say, the new machines can justify their $350,000 plus cost in large radiological centers where patient loads can keep them busy.George Washington University Medical Center, in Washington, DC, was one of the first four American institutions to install the British-made EMI scanner, developed by the EMI Corporation, in conjunction with the United Kingdom's Department of Health and Social Security (JAMA