Urinary calculi composed of uric acid, cystine, and mineral salts: differentiation with dual-energy CT at a radiation dose comparable to that of intravenous pyelography
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To retrospectively evaluate radiation dose, image quality, and the ability to differentiate urinary calculi of differing compositions by using low-dose dual-energy CT. Read more
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Dose and image quality at CT pulmonary angiography – comparison of first and second generation dual-energy CT and 64-slice CT
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To compare dose and image quality of 64-slice, first and second generation dual-energy CT (DECT) for CT pulmonary angiography (CTPA). Read more
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Triphasic contrast injection improves evaluation of dual energy lung perfusion in pulmonary CT angiography
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We compared two scan and four contrast material injection protocols in terms of severity of artifacts and attenuation levels in the thoracic vessels. Read more
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Dual energy CT pulmonary blood volume assessment in acute pulmonary embolism – correlation with D-dimer level, right heart strain and clinical outcome
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To investigate the role of perfusion defect (PD) size on dual energy CT pulmonary blood volume assessment as predictor of right heart strain and patient outcome and its correlation with d-dimer levels in acute pulmonary embolism (PE). Read more
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Dual-energy CT: is there a penalty in image quality and radiation dose compared with single-energy CT?
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To assess dose and image quality of dual-energy (DE) mixed images in comparison to single-energy (SE) images. Read more
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Cost-effectiveness of substituting dual-energy CT for SPECT in the assessment of myocardial perfusion for the workup of coronary artery disease
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This article compares cost-effectiveness and potential lifetime benefits of using dual-energy computed tomography (DECT) for myocardial perfusion assessment instead of single photon emission computed tomography (SPECT) for the workup of coronary artery disease (CAD). Read more
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Dual-Energy CT of Head and Neck Cancer: Average Weighting of Low- and High-Voltage Acquisitions to Improve Lesion Delineation and Image Quality-Initial Clinical Experience
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The aim of this work was to evaluate whether average weighting of DECT acquisitions could improve delineation of head and neck cancer and image quality. Read more
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Lung perfusion analysis with dual energy CT in patients with suspected pulmonary embolism – Influence of window settings on the diagnosis of underlying pathologies of perfusion defects
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This study looks on lung perfusion analysis with dual energy CT (DECT) and investigates the influence of different window settings on the identification of the underlying pathologies for different patterns of perfusion defects (PD). Read more
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Automatic lumen segmentation in calcified plaques: dual-energy CT versus standard reconstructions in comparison with digital subtraction angiography
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DECT has the potential to automatically remove calcified plaques from angiographic data sets. The objective of this study is to compare the accuracy of visual grading of stenoses after plaque removal with visual grading in standard reconstructions. Read more
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Automatic bone and plaque removal using dual energy CT for head and neck angiography: feasibility and initial performance evaluation
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We sought to evaluate the feasibility and efficiency of dual energy (DE) bone and plaque removal in head and neck CT angiography. Read more
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