title: Technical aspects of CT scanning.
abstract: The advent of computed tomography (CT) has initiated a technological revolution which continues to the present time. A brief review of basic principles of CT scanning is presented, and the evolution of modern CT scanner systems is traced. Some early indications of future trends are also presented.
mesh_terms: D001921:Brain / Q000000981:diagnostic imaging*; D002138:Calibration; D006801:Humans; D011871:Radiology / Q000639:trends; D011877:Radionuclide Imaging; D012588:Scintillation Counting / Q000295:instrumentation; D014057:Tomography, X-Ray Computed / Q000295:instrumentation*; D014978:Xenon
chemical_list: D014978:Xenon