Comparative evaluation of newly developed model-based and commercially available hybrid-type iterative reconstruction methods and filter back projection method in terms of accuracy of computer-aided volumetry (CADv) for low-dose CT protocols in phantom study.

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作者： Yoshiharu,Ohno ^[1] ; Atsushi,Yaguchi ^[2] ; Tomoya,Okazaki ^[2] ; Kota,Aoyagi ^[3] ; Hitoshi,Yamagata ^[3] ; Naoki,Sugihara ^[3] ; Hisanobu,Koyama ^[4] ; Takeshi,Yoshikawa ^[5] ; Kazuro,Sugimura ^[4]

作者单位： Division of Functional and Diagnostic Imaging Research, Department of Radiology, Kobe University Graduate School of Medicine, Kobe, Hyogo, Japan; Advanced Biomedical Imaging Research Center, Kobe University Graduate School of Medicine, Kobe, Hyogo, Japan. Electronic address: yosirad@kobe-u.ac.jp. ^[1] Corporate Research and Development Center, Toshiba Corporation, Kawasaki, Kanagawa, Japan. ^[2] Toshiba Medical Systems Corporation, Otawara, Tochigi, Japan. ^[3] Division of Radiology, Department of Radiology, Kobe University Graduate School of Medicine, Japan. ^[4] Division of Functional and Diagnostic Imaging Research, Department of Radiology, Kobe University Graduate School of Medicine, Kobe, Hyogo, Japan; Advanced Biomedical Imaging Research Center, Kobe University Graduate School of Medicine, Kobe, Hyogo, Japan. ^[5]

关键词 CT Computer-aided volumetry Lung Nodule Radiation dose Reconstruction algorithm