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Use of computed tomography (CT) as a medical diagnostic imaging tool has increased in recent decades because of its technical advances in data acquisition speed and image reconstruction technology. ... Research and education efforts have addressed many of these concerns, and radiologic technologists play a critical role in optimizing image quality and radiation dose in CT for individual patients and ... CT image quality has been described in terms of high-contrast spatial resolution, low-contrast resolution, temporal resolution, CT number accuracy and uniformity, image noise, and image artifacts. ...pmid:25002653 fatcat:5jqbkaimene7xifdtldeswwice