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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RSNA (98th Scientific Assembly and Annual Meeting), Chicago, USA
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Nov 25, 2012 to Nov 30, 2012. The Radiological Society of North America (RSNA) holds its 98th Annual Scientific Meeting in Chicago, Illinois (USA). Read more
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Dynamic, Quantitative Myocardial Stress CT Perfusion Imaging: Initial Clinical Experience
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CT may have potential for the integrative assessment of all aspects of coronary artery disease including coronary artery morphology, cardiac function, perfusion, and viability with a single modality. Read more
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Comparison of Statistical Iterative and Filtered Back Projection Image Reconstruction Techniques for the CT Assessment of Coronary Artery Stents
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Iterative image reconstruction techniques incrementally improve the assessment of coronary artery stents by reducing image noise and beam-hardening artifacts. Read more
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Comparison of Iterative and Filtered Back Projection Image Reconstruction Techniques for the Evaluation of Heavily Calcified Vessels with Coronary CT Angiography
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Iterative image reconstruction techniques appear superior to FBP for the evaluation of heavily calcified vessels with cCTA and should be preferentially used in patients with high calcium scores. Read more
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Accuracy and Precision of Dual-Energy CT for Measuring Iodine Concentration: Validation in Phantom Studies
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Based on quantification of iodine within tissues, DECT may be able to estimate blood volume as a surrogate of organ perfusion at contrast enhanced CT. Read more
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Adenosine Stress Dual-Energy CT for the Diagnosis of Coronary Heart Disease: Do We Need Rest Images?
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Obviating the need for an additional image acquisition during rest holds promise to substantially reduce radiation doses involved with CT-based myocardial perfusion imaging. Read more
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