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Published in 2018 at "European Radiology"
DOI: 10.1007/s00330-018-5850-z
Abstract: ObjectiveTo investigate the image quality and radiation dose of dual-energy computed tomography (DECT) with automatic spectral imaging protocol selection (ASIS) compared with those of low-kVp CT in abdominal multiphase CT.MethodsFour groups of 60 patients each…
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Keywords:
image;
contrast;
kvp;
kvp images ... See more keywords
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Published in 2020 at "Radiation protection dosimetry"
DOI: 10.1093/rpd/ncz302
Abstract: PURPOSE To evaluate the relationship between ATVS-recommended tube voltage and patient body habitus and to compare radiation dose and diagnostic performance between fixed 120-kVp and ATVS protocols in portal venous phase abdomen CT. METHODS A…
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Keywords:
tube voltage;
venous phase;
kvp;
portal venous ... See more keywords
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Published in 2022 at "Journal of Medical Imaging"
DOI: 10.1117/1.jmi.9.1.014003
Abstract: Abstract. Purpose: Dual-contrast protocols are a promising clinical multienergy computed tomography (CT) application for focal liver lesion detection and characterization. One avenue to enable multienergy CT is the introduction of photon-counting detectors (PCD). Although clinical…
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Keywords:
kvp switching;
kvp;
dual contrast;
decomposition ... See more keywords
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Published in 2021 at "PLoS ONE"
DOI: 10.1371/journal.pone.0259772
Abstract: Exposure to ionizing radiation can cause cancer, especially in children. In computed tomography (CT), a trade-off exists between the radiation dose and image quality. Few studies have investigated the effect of dose reduction on image…
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Keywords:
image;
image quality;
neck;
kvp ... See more keywords
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Published in 2022 at "Quantitative Imaging in Medicine and Surgery"
DOI: 10.21037/qims-21-1129
Abstract: Background Reducing radiation dose is a global concern in coronary computed tomography angiography (CCTA). We aimed to investigate whether a coronary artery calcium score (CACS) scan would lead to an overall reduction of radiation dose…
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Keywords:
kvp;
computed tomography;
ccta;
radiation dose ... See more keywords
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Published in 2017 at "Korean Journal of Radiology"
DOI: 10.3348/kjr.2017.18.5.763
Abstract: Objective To evaluate the feasibility and image quality (IQ) of prospectively high-pitch coronary CT angiography (CCTA) with low contrast medium injection rate at 70 kVp. Materials and Methods One hundred and four patients with suspected…
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Keywords:
contrast;
kvp;
rate;
injection ... See more keywords
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Published in 2022 at "Diagnostics"
DOI: 10.3390/diagnostics12051287
Abstract: Objective: To compare the image quality of computed tomography angiography of the supra-aortic arteries (CTSA) at different tube voltages in low doses settings with deep learning-based image reconstruction (DLR) vs. hybrid iterative reconstruction (H-IR). Methods:…
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Keywords:
image quality;
quality;
kvp;
reconstruction ... See more keywords