Search Results - "Sofue, Keitaro"

Diagnostic Accuracy and Interobserver Agreement for the Vesical Imaging-Reporting and Data System for Muscle-invasive Bladder Cancer: A Multireader Validation Study by Ueno, Yoshiko, Takeuchi, Mitsuru, Tamada, Tsutomu, Sofue, Keitaro, Takahashi, Satoru, Kamishima, Yuki, Hinata, Nobuyuki, Harada, Kenichi, Fujisawa, Masato, Murakami, Takamichi

“…A Vesical Imaging-Reporting and Data System (VI-RADS) based on multiparametric magnetic resonance imaging (mp-MRI) was developed to provide accurate…”
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Current evidence for the diagnostic value of gadoxetic acid-enhanced magnetic resonance imaging for liver metastasis by Tsurusaki, Masakatsu, Sofue, Keitaro, Murakami, Takamichi

“…A variety of imaging techniques, including ultrasonography (US), multidetector computed tomography (MDCT), magnetic resonance imaging (MRI) and positron…”
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Estimation of pancreatic fibrosis and prediction of postoperative pancreatic fistula using extracellular volume fraction in multiphasic contrast-enhanced CT by Sofue, Keitaro, Ueshima, Eisuke, Masuda, Atsuhiro, Shirakawa, Sachiyo, Zen, Yoh, Ueno, Yoshiko, Tsujita, Yushi, Yamaguchi, Takeru, Yabe, Shinji, Tanaka, Takeshi, Inomata, Noriko, Toyama, Hirochika, Fukumoto, Takumi, Kodama, Yuzo, Murakami, Takamichi

“…Objective To investigate the diagnostic performance of the extracellular volume (ECV) fraction in multiphasic contrast-enhanced computed tomography (CE-CT) for…”
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Dual‐energy computed tomography for non‐invasive staging of liver fibrosis: Accuracy of iodine density measurements from contrast‐enhanced data by Sofue, Keitaro, Tsurusaki, Masakatsu, Mileto, Achille, Hyodo, Tomoko, Sasaki, Kosuke, Nishii, Tatsuya, Chikugo, Takaaki, Yada, Norihisa, Kudo, Masatoshi, Sugimura, Kazuro, Murakami, Takamichi

“…Aim To investigate whether iodine density measurements from contrast‐enhanced dual‐energy computed tomography (CT) data can non‐invasively stage liver…”
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Diagnosis of Hepatocellular Carcinoma Using Gd-EOB-DTPA MR Imaging by Murakami, Takamichi, Sofue, Keitaro, Hori, Masatoshi

“…Gadolinium ethoxybenzyl diethylenetriamine pentaacetic acid (Gd-EOB-DTPA; Gadoxetic acid; Gadoxetate disodium) is a hepatocyte-specific MR contrast agent. It…”
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Multisite, multivendor validation of the accuracy and reproducibility of proton‐density fat‐fraction quantification at 1.5T and 3T using a fat–water phantom by Hernando, Diego, Sharma, Samir D., Aliyari Ghasabeh, Mounes, Alvis, Bret D., Arora, Sandeep S., Hamilton, Gavin, Pan, Li, Shaffer, Jean M., Sofue, Keitaro, Szeverenyi, Nikolaus M., Welch, E. Brian, Yuan, Qing, Bashir, Mustafa R., Kamel, Ihab R., Rice, Mark J., Sirlin, Claude B., Yokoo, Takeshi, Reeder, Scott B.

“…Purpose To evaluate the accuracy and reproducibility of quantitative chemical shift‐encoded (CSE) MRI to quantify proton‐density fat‐fraction (PDFF) in a…”
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Deep learning image reconstruction to improve accuracy of iodine quantification and image quality in dual-energy CT of the abdomen: a phantom and clinical study by Fukutomi, Akiyo, Sofue, Keitaro, Ueshima, Eisuke, Negi, Noriyuki, Ueno, Yoshiko, Tsujita, Yushi, Yabe, Shinji, Yamaguchi, Takeru, Shimada, Ryuji, Kusaka, Akiko, Hori, Masatoshi, Murakami, Takamichi

“…Objectives To investigate the effect of deep learning image reconstruction (DLIR) on the accuracy of iodine quantification and image quality of dual-energy CT…”
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Histological and molecular characterization of intrahepatic bile duct cancers suggests an expanded definition of perihilar cholangiocarcinoma by Akita, Masayuki, Sofue, Keitaro, Fujikura, Kohei, Otani, Kyoko, Itoh, Tomoo, Ajiki, Tetsuo, Fukumoto, Takumi, Zen, Yoh

“…Growing evidence has suggested that intrahepatic cholangiocarcinoma (iCCA) can be classified into small- and large-duct types. The present study aimed to…”
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Predictive factors of truncation artifacts in the arterial phase of Gd-EOB-DTPA-enhanced MRI: a nationwide multicenter study by Tsurusaki, Masakatsu, Sofue, Keitaro, Onishi, Hiromitsu, Goshima, Satoshi, Higaki, Atsushi, Isoda, Hiroyoshi, Haradome, Hiroki, Ishii, Kazunari, Murakami, Takamichi

“…Purpose To identify predictive factors for truncation artifacts (TAs) in the arterial phase of Gd-EOB-DTPA-enhanced MRI in a multicenter study in Japan…”
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Diagnostic performance of zero-TE lung MR imaging in FDG PET/MRI for pulmonary malignancies by Zeng, Feibi, Nogami, Munenobu, Ueno, Yoshiko R., Kanda, Tomonori, Sofue, Keitaro, Kubo, Kazuhiro, Kurimoto, Takako, Murakami, Takamichi

“…Objectives This study aimed to evaluate the diagnostic performance of the lung zero-echo time (ZTE) sequence in FDG PET/MRI for detection and differentiation…”
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Deep learning model for predicting gestational age after the first trimester using fetal MRI by Kojita, Yasuyuki, Matsuo, Hidetoshi, Kanda, Tomonori, Nishio, Mizuho, Sofue, Keitaro, Nogami, Munenobu, Kono, Atsushi K., Hori, Masatoshi, Murakami, Takamichi

“…Objectives To evaluate a deep learning model for predicting gestational age from fetal brain MRI acquired after the first trimester in comparison to biparietal…”
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Comparative study of sub-second temporal resolution 4D-MRI and 4D-CT for target motion assessment in a phantom model by Wang, Tianyuan, Sofue, Keitaro, Shimada, Ryuji, Ishihara, Takeaki, Yada, Ryuichi, Miyamoto, Masanori, Sasaki, Ryohei, Murakami, Takamichi

“…To develop and investigate the feasibility of sub-second temporal resolution volumetric T1-weighted four-dimensional (4D-) MRI in comparison with 4D-CT for…”
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Interexamination repeatability and spatial heterogeneity of liver iron and fat quantification using MRI-based multistep adaptive fitting algorithm by Sofue, Keitaro, Mileto, Achille, Dale, Brian M., Zhong, Xiaodong, Bashir, Mustafa R.

“…Purpose To assess the interexamination repeatability and spatial heterogeneity of liver iron and fat measurements using a magnetic resonance imaging…”
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Comparison of gadoxetic acid-enhanced magnetic resonance imaging and contrast-enhanced computed tomography with histopathological examinations for the identification of hepatocellular carcinoma: a multicenter phase III study by Tsurusaki, Masakatsu, Sofue, Keitaro, Isoda, Hiroyoshi, Okada, Masahiro, Kitajima, Kazuhiro, Murakami, Takamichi

“…Background Gadoxetic acid-enhanced magnetic resonance imaging (MRI) has an important role in preoperative evaluation of hepatocellular carcinoma (HCC)…”
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Mid-term Outcomes and Predictors of Transarterial Embolization for Type II Endoleak After Endovascular Abdominal Aortic Aneurysm Repair by Horinouchi, Hiroki, Okada, Takuya, Yamaguchi, Masato, Maruyama, Koji, Sasaki, Koji, Gentsu, Tomoyuki, Ueshima, Eisuke, Sofue, Keitaro, Kawasaki, Ryota, Nomura, Yoshikatsu, Omura, Atsushi, Okada, Kenji, Sugimoto, Koji, Murakami, Takamichi

“…Purpose To evaluate the mid-term outcomes of transarterial embolization (TAE) for type II endoleak after endovascular abdominal aortic aneurysm repair (EVAR)…”
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Added value of contrast enhancement boost images in routine multiphasic contrast-enhanced CT for the diagnosis of small (<20 mm) hypervascular hepatocellular carcinoma by Yabe, Shinji, Sofue, Keitaro, Hori, Masatoshi, Maebayashi, Tomoki, Nishigaki, Megumi, Tsujita, Yushi, Yamaguchi, Takeru, Ueshima, Eisuke, Ueno, Yoshiko, Murakami, Takamichi

“…•We devised two types of CE-boost (LA-PV and PV-LA) images to enhance the contrast effect of hepatic arterial and portal venous perfusion more selectively.•For…”
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Improved diagnosis of histological capsule in hepatocallular carcinoma by using nonenhancing capsule appearance in addition to enhancing capsule appearance in gadoxetic acid-enhanced MRI by Nishioka, Eiko, Sofue, Keitaro, Maruyama, Koji, Ueshima, Eisuke, Ueno, Yoshiko, Tsurusaki, Masakatsu, Komatsu, Shohei, Fukumoto, Takumi, Murakami, Takamichi

“…To assess the value of nonenhancing capsule by adding to enhancing capsule in gadoxetic acid-enhanced MRI (EOB-MRI) in comparison with contrast-enhanced CT…”
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Utility of Thin-slice Fat-suppressed Single-shot T2-weighted MR Imaging with Deep Learning Image Reconstruction as a Protocol for Evaluating the Pancreas by Shimada, Ryuji, Sofue, Keitaro, Ueno, Yoshiko, Wakayama, Tetsuya, Yamaguchi, Takeru, Ueshima, Eisuke, Kusaka, Akiko, Hori, Masatoshi, Murakami, Takamichi

“…Purpose: To compare the utility of thin-slice fat-suppressed single-shot T2-weighted imaging (T2WI) with deep learning image reconstruction (DLIR) and…”
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Higher Enhancement Intrahepatic Nodules on the Hepatobiliary Phase of Gd-EOB-DTPA-Enhanced MRI as a Poor Responsive Marker of Anti-PD-1/PD-L1 Monotherapy for Unresectable Hepatocellular Carcinoma by Aoki, Tomoko, Nishida, Naoshi, Ueshima, Kazuomi, Morita, Masahiro, Chishina, Hirokazu, Takita, Masahiro, Hagiwara, Satoru, Ida, Hiroshi, Minami, Yasunori, Yamada, Akira, Sofue, Keitaro, Tsurusaki, Masakatsu, Kudo, Masatoshi

“…Abstract Introduction: Immune checkpoint inhibitors (ICIs) are promising agents for the treatment of hepatocellular carcinoma (HCC). However, the establishment…”
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Integrated analysis of tertiary lymphoid structures in relation to tumor-infiltrating lymphocytes and patient survival in pancreatic ductal adenocarcinoma by Tanaka, Takeshi, Masuda, Atsuhiro, Inoue, Jun, Hamada, Tsuyoshi, Ikegawa, Takuya, Toyama, Hirochika, Sofue, Keitaro, Shiomi, Hideyuki, Sakai, Arata, Kobayashi, Takashi, Tanaka, Shunta, Nakano, Ryota, Yamada, Yasutaka, Ashina, Shigeto, Tsujimae, Masahiro, Yamakawa, Kohei, Abe, Shohei, Gonda, Masanori, Masuda, Shigeto, Inomata, Noriko, Uemura, Hisahiro, Kohashi, Shinya, Nagao, Kae, Kanzawa, Maki, Itoh, Tomoo, Ueda, Yoshihide, Fukumoto, Takumi, Kodama, Yuzo

“…Background Tertiary lymphoid structure (TLS) reflects an intense immune response against cancer, which correlates with favorable patient survival. However, the…”
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