Comparison of radiation dose estimates, image noise, and scan duration in pediatric body imaging for volumetric and helical modes on 320-detector CT and helical mode on 64-detector CT

Jennifer H. Johnston; Daniel J. Podberesky; Terry T. Yoshizumi; Erin Angel; Greta Toncheva; David B. Larson; John C. Egelhoff; Colin Anderson-Evans; Giao B. Nguyen; Alessandra Barelli; Christopher Alsip; Shelia R. Salisbury; Donald P. Frush

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Comparison of radiation dose estimates, image noise, and scan duration in pediatric body imaging for volumetric and helical modes on 320-detector CT and helical mode on 64-detector CT

机译：在320线断层扫描CT上的容积和螺旋模式与64线断层螺旋CT上的螺旋模式下的儿科体成像中辐射剂量估算，图像噪声和扫描持续时间的比较

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Background Advanced multidetector CT systems facilitate volumetric image acquisition, which offers theoretic dose savings over helical acquisition with shorter scan times.

机译：背景技术先进的多探测器CT系统促进了体积图像的采集，与螺旋采集相比，理论上的剂量节省和扫描时间更短。

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来源
《Pediatric Radiology》 |2013年第9期|1117-1127|共11页
作者
Jennifer H. Johnston; Daniel J. Podberesky; Terry T. Yoshizumi; Erin Angel; Greta Toncheva; David B. Larson; John C. Egelhoff; Colin Anderson-Evans; Giao B. Nguyen; Alessandra Barelli; Christopher Alsip; Shelia R. Salisbury; Donald P. Frush;
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作者单位

The University of Texas Medical School at Houston 6431 Fannin St. MSB 2.130B">(2);

Department of Radiology Cincinnati Children’s Hospital Medical Center">(1);

Radiation Safety Division Department of Radiology Duke University Medical Center">(4);

Toshiba America Medical Systems">(5);

Duke University Medical Center Department of Radiology">(6);

Lawrence Berkeley National Laboratory">(7);

Department of Radiology Cincinnati Children’s Hospital Medical Center">(1);

Department of Radiology Cincinnati Children’s Hospital Medical Center">(1);

Department of Radiology Phoenix Children’s Hospital">(3);

Duke University Medical Center Department of Radiology">(6);

Quality Assurance Services">(8);

Duke University Medical Center Department of Radiology">(6);

Toshiba America Medical Systems">(5);

Department of Radiology Cincinnati Children’s Hospital Medical Center">(1);

Cincinnati Children’s Hospital Medical Center Center for Epidemiology and Biostatistics">(9);

Duke University Medical Center Department of Radiology">(6);

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正文语种 eng
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关键词
Radiation dosage; Volume computed tomography; Multidetector computed tomography; Scan time; Children;

机译：辐射剂量;体层计算机断层扫描;多探测器计算机断层扫描;扫描时间小孩儿;

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专利

1. Comparison of radiation dose estimates, image noise, and scan duration in pediatric body imaging for volumetric and helical modes on 320-detector CT and helical mode on 64-detector CT [J] . JohnstonJ.H., PodbereskyD.J., YoshizumiT.T., Pediatric radiology . 2013,第9期

机译：在320线断层扫描CT上的容积和螺旋模式与64线断层螺旋CT上的螺旋模式下的儿科体成像中辐射剂量估计值，图像噪声和扫描持续时间的比较
2. Comparison of radiation dose estimates and scan performance in pediatric high-resolution thoracic ct for volumetric 320-detector row, helical 64-detector row, and noncontiguous axial scan acquisitions [J] . PodbereskyD.J., AngelE., YoshizumiT.T., Academic radiology . 2013,第9期

机译：儿科高分辨率胸部CT的容积320-探测器行，螺旋64-探测器行和非连续轴向扫描采集的辐射剂量估算和扫描性能的比较
3. CT of the Pancreas: Comparison of Anatomic Structure Depiction, Image Quality, and Radiation Exposure between 320-Detector Volumetric Images and 64-Detector Helical Images. [J] . Goshima S, Kanematsu M, Nishibori H, Radiology . 2011,第1期

机译：胰腺的CT：320个检测器的体积图像和64个检测器的螺旋图像之间的解剖结构描述，图像质量和放射线暴露的比较。
4. Hybrid helical image reconstruction in volumetric CT using ray-wise weighted cone beam filtered backprojection algorithm to significantly improve dose efficiency [C] . Xiangyang Tang, Jiang Hsieh Physics of Medical Imaging pt.3; Progress in Biomedical Optics and Imaging; vol.8 no.29; Proceedings of SPIE-The International Society for Optical Engineering; vol.6510 pt.3 . 2007

机译：使用射线加权锥束滤波反投影算法在体积CT中混合螺旋图像重建，以显着提高剂量效率
5. Lung Motion Model Validation Experiments, Free-Breathing Tissue Densitometry, and Ventilation Mapping using Fast Helical CT Imaging. [D] . Dou, Hsiang-Tai. 2016

机译：肺运动模型验证实验，自由呼吸组织密度测定法和使用快速螺旋CT成像的通气测绘。
6. Scan time and patient dose for thoracic imaging in neonates and small children using axial volumetric 320-detector row CT compared to helical 64- 32- and 16- detector row CT acquisitions [O] . Lucia J. M. Kroft, Joost J. H. Roelofs, Jacob Geleijns -1

机译：与轴向64排32排和16排螺旋式CT采集相比使用轴向容积320排CT扫描新生儿和幼儿进行胸腔成像的扫描时间和患者剂量
7. Scan time and patient dose for thoracic imaging in neonates and small children using axial volumetric 320-detector row CT compared to helical 64-, 32-, and 16- detector row CT acquisitions [O] . Lucia J. M. Kroft, Joost J. H. Roelofs, Jacob Geleijns 2009

机译：与轴向64排，32排和16排螺旋式CT采集相比，使用轴向容积320排CT扫描新生儿和幼儿的胸部影像的扫描时间和患者剂量

Comparison of radiation dose estimates, image noise, and scan duration in pediatric body imaging for volumetric and helical modes on 320-detector CT and helical mode on 64-detector CT

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