Dual energy CTA of the supraaortic arteries: technical improvements with a novel dual source CT system
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We sought to describe the performance of DE-CTA of the supraaortic vessels with a novel dual source CT system with special emphasis on image quality and post-processing related artifacts. Read more
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Case: Coronary and aortic CTA at a 7-week old boy: DLP5
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The scan was performed with bolustracking technique. The reason was that the i.v. cannula was placed on the forehead, allowing the use of a manual delay is not recommended. Read more
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Radiation Dose and Vessel Attenuation at High-Speed CTA of the Torso: Intra-Individual and Inter-Individual Comparison with Conventional CTA
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High-speed CTA is a promising technique for significantly reducing CTA-related radiation dose in non-obese patients. Read more
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Radiation exposure and image quality in staged low-dose protocols for coronary dual-source CT angiography: a randomized comparison
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To evaluate staged low-dose approaches for coronary CT angiography (CTA) in which a standard sequence was added if the low-dose sequence did not allow reliable rule-out of coronary stenosis. Read more
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Coronary CTA with a consistent dose below 1 mSv using prospectively electrocardiogram-triggered high-pitch spiral acquisition
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We evaluated the feasibility and image quality of a new scan mode for coronary computed tomography angiography (CTA) with an effective dose of less than 1 mSv. Read more
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Evaluation of coronary stents and stenoses at different heart rates with dual source spiral CT (DSCT)
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The utilization of dual source computed tomography (DSCT) might improve the visualization of the coronary arteries by imaging at a temporal resolution of 83 milliseconds, independent of heart rate. Read more
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Effect of CT scan protocols on x-ray-induced DNA double-strand breaks in blood lymphocytes of patients undergoing coronary CTA
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To compare in vivo DNA lesions induced during helical and sequential coronary CTA and to evaluate the effect of CT parameters on double-strand break (DSB) levels. Read more
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