The explosive spread of CT can be attributed to its speed and diagnostic benefits. Recently it was estimated that more than 70 million CT examinations were performed each year in the United States. Although it accounts for only about one tenth of total radiologic examinations, CT is responsible for more than two thirds of the [...]
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Just as digital technologies have dramatically improved home audio and video fidelity, flat panel digital X-ray technology offers significant improvement in image quality and dose utilization. The performance of the flat panel detector imagers is rated as the value of DQE (Detective Quantum Efficiency).