Výsledky vyhledávání - "Yuta Akamine"

MR Prediction of Malignant Switch With the Cyst Fluid’s T2 Value in Intraductal Papillary Mucinous Neoplasm of the Pancreas: A Preliminary Study

Autor: Seiichiro, Takao, Akihiro, Nishie, Yasuhiro, Ushijima, Yukihisa, Takayama, Koichiro, Morita, Keisuke, Ishimatsu, Yutaka, Koga, Yasuhisa, Mori, Yuta, Akamine, Kousei, Ishigami

Publikováno v: Anticancer Research. 42:3895-3903

We investigated whether the malignant switch of intraductal papillary mucinous neoplasm (IPMN) of the pancreas can be predicted by using the T1ϱ, T2, and apparent diffusion coefficient (ADC) values of cyst fluid.We retrospectively analyzed the magne

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::75bdb40cce01ac320435489142b8b4d2
https://doi.org/10.21873/anticanres.15883

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Differentiation of hemangioblastoma from brain metastasis using MR amide proton transfer imaging

Autor: Kiyohisa Kamimura, Masanori Nakajo, Misaki Gohara, Kodai Kawaji, Manisha Bohara, Yoshihiko Fukukura, Hiroyuki Uchida, Kazuhiro Tabata, Takashi Iwanaga, Yuta Akamine, Jochen Keupp, Tomoaki Fukami, Takashi Yoshiura

Publikováno v: Journal of Neuroimaging. 32:920-929

Differentiation between hemangioblastoma and brain metastasis remains a challenge in neuroradiology using conventional MRI. Amide proton transfer (APT) imaging can provide unique molecular information. This study aimed to evaluate the usefulness of A

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::0397c52509525acac5b1f5e265a85f9b
https://doi.org/10.1111/jon.13019

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Non-enhanced and Non-gated MR Angiography for Robust Visualization of Peripheral Arteries Using Enhanced Acceleration-selective Arterial Spin Labeling (eAccASL)

Autor: Shuhei Shibukawa, Norihiko Shinozaki, Yui Nagafuji, Tetsu Niwa, Takashi Okazaki, Yuta Akamine, Makoto Obara, Tosiaki Miyati, Natsuo Konta

Publikováno v: Magnetic Resonance in Medical Sciences. 20:312-319

This study aimed to assess the feasibility for applying enhanced acceleration-selective arterial spin labeling (eAccASL) to non-electrocardiogram-gated and non-enhanced peripheral MRA. We compared eAccASL and background suppressed single shot turbo f

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::4857bc79b306aa96126cd5595f6bdff9
https://doi.org/10.2463/mrms.tn.2019-0172

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Differentiation of high-grade from low-grade diffuse gliomas using diffusion-weighted imaging: a comparative study of mono-, bi-, and stretched-exponential diffusion models

Autor: Masahiro Mizoguchi, Masaoki Kusunoki, Kazufumi Kikuchi, Toru Iwaki, Daisuke Kuga, Akio Hiwatashi, Koji Yamashita, Koji Iihara, Daichi Momosaka, Osamu Togao, Satoshi O. Suzuki, Nobuhiro Hata, Yoshitomo Kikuchi, Yuta Akamine

Publikováno v: Neuroradiology

Purpose Diffusion-weighted imaging (DWI) plays an important role in the preoperative assessment of gliomas; however, the diagnostic performance of histogram-derived parameters from mono-, bi-, and stretched-exponential DWI models in the grading of gl

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::7f559cd2c5e0797fc57b916f28c6cb1e
http://europepmc.org/articles/PMC7311374

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Comparison of the Diagnostic Value of Mono-exponential, Bi-exponential, and Stretched Exponential Signal Models in Diffusion-weighted MR Imaging for Differentiating Benign and Malignant Hepatic Lesions

Autor: Satoshi Goshima, Kimihiro Kajita, Yoshifumi Noda, Nobuyuki Kawai, Keita Fujimoto, Masayuki Matsuo, Yuta Akamine

Publikováno v: Magnetic Resonance in Medical Sciences

Purpose: To compare the diagnostic value of mono-exponential, bi-exponential, and stretched exponential diffusion-weighted imaging (DWI) for differentiating benign and malignant hepatic lesions. Methods: This prospective study was approved by our Ins

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::684bed4b6beca36069f060a2a7080114
http://europepmc.org/articles/PMC7952197

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Diagnostic potential of T1ρ and T2 relaxations in assessing the severity of liver fibrosis and necro-inflammation

Autor: Yukihisa Takayama, Akihiro Nishie, Keisuke Ishimatsu, Yasuhiro Ushijima, Nobuhiro Fujita, Yuichiro Kubo, Tomoharu Yoshizumi, Ken-ichi Kouhashi, Junki Maehara, Yuta Akamine, Kousei Ishigami

Publikováno v: Magnetic resonance imaging. 87

To investigate the utility of T1ρ and T2 relaxations for assessing the severity of liver fibrosis (F stage) and necro-inflammation (A stage) in patients with chronic liver disease (CLD).We calculated T1ρ and T2 relaxations of the liver parenchyma i

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a7dd996f3db6a44dae396bbdcae8e693
https://pubmed.ncbi.nlm.nih.gov/34999164

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Hepatocyte fraction: correlation with noninvasive liver functional biomarkers

Autor: Yuta Akamine, Kimihiro Kajita, Tomoyuki Okuaki, Nobuyuki Kawai, Yoshifumi Noda, Hiroshi Kawada, Masayuki Matsuo, Satoshi Goshima, Yukichi Tanahashi

Publikováno v: Abdominal Radiology. 45:83-89

To evaluate the correlation between HeF obtained from gadoxetic acid-enhanced MR imaging and clinical biomarkers for the assessment of liver function. This prospective study was approved by our Institutional Review Board, and written informed consent

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::54203b3e0a187a1fc65a9e005528c9d2
https://doi.org/10.1007/s00261-019-02238-2

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Application of hierarchical clustering to multi-parametric MR in prostate: Differentiation of tumor and normal tissue with high accuracy

Autor: Yoshiko Ueno, Marc Van Cauteren, Yuta Akamine, Takamichi Murakami, Yu Ueda, Masami Yoneyama, Keitaro Sofue, Makoto Obara

Publikováno v: Magnetic resonance imaging. 74

Purpose Hierarchical clustering (HC), an unsupervised machine learning (ML) technique, was applied to multi-parametric MR (mp-MR) for prostate cancer (PCa). The aim of this study is to demonstrate HC can diagnose PCa in a straightforward interpretabl

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::89398604ad0dc4900781a8d43d0fdb10
https://pubmed.ncbi.nlm.nih.gov/32926991

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Pancreatic extracellular volume fraction using T1 mapping in patients with impaired glucose intolerance

Autor: Yuta Akamine, Satoshi Goshima, Hiroshi Kawada, Yoshifumi Noda, Nobuyuki Kawai, Masayuki Matsuo, Yusuke Tsuji, Yukichi Tanahashi, Kimihiro Kajita

Publikováno v: Abdominal radiology (New York). 45(2)

To evaluate pancreatic T1 mapping and extracellular volume (ECV) fraction’s feasibility to assess impaired glucose tolerance (IGT) patients. A total of 45 consecutive patients with known or suspected pancreatic disease underwent contrast-enhanced m

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::9f0322269683a6e5f112865e20d0a7a6
https://pubmed.ncbi.nlm.nih.gov/31894382

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