Zobrazeno 1 - 10
of 445
pro vyhledávání: '"Takamichi, Murakami"'
Autor:
Eisuke Ueshima, Keitaro Sofue, Takahiro Kodama, Shuhei Yamamoto, Masato Komatsu, Shohei Komatsu, Nobuaki Ishihara, Akihiro Umeno, Takeru Yamaguchi, Masatoshi Hori, Takumi Fukumoto, Tetsuo Takehara, Takamichi Murakami
Publikováno v:
Liver Cancer, Pp 1-26 (2024)
Introduction: Immunotherapy is the first-line treatment for intermediate-advanced stage hepatocellular carcinoma (HCC), although its outcomes vary. This study aimed to identify imaging biomarkers of immunotherapy susceptibility linked to gadoxetic ac
Externí odkaz:
https://doaj.org/article/c921b0d695844f9584afe06191e60f07
Autor:
Kentaro Nishiuchi, Kensuke Uotani, Daigo Kobayashi, Yumi Ono, Yuko Yamasaki, Yukio Kashima, Mitsuhiro Nishijima, Yoshiko Ueno, Izumi Imaoka, Takamichi Murakami
Publikováno v:
Radiology Case Reports, Vol 19, Iss 3, Pp 934-938 (2024)
Uterine diverticulum is a rare congenital malformation caused by abnormal fusion of the Müllerian ducts. The diagnosis of uterine diverticulum is difficult, and it is often misdiagnosed as a Müllerian duct anomaly, degenerated uterine fibroid, or o
Externí odkaz:
https://doaj.org/article/4578f5c0beba4889a4348b58f87bee33
Autor:
Aki Miyazaki, Kengo Ikejima, Mizuho Nishio, Minoru Yabuta, Hidetoshi Matsuo, Koji Onoue, Takaaki Matsunaga, Eiko Nishioka, Atsushi Kono, Daisuke Yamada, Ken Oba, Reiichi Ishikura, Takamichi Murakami
Publikováno v:
Scientific Reports, Vol 13, Iss 1, Pp 1-12 (2023)
Abstract To evaluate the diagnostic performance of our deep learning (DL) model of COVID-19 and investigate whether the diagnostic performance of radiologists was improved by referring to our model. Our datasets contained chest X-rays (CXRs) for the
Externí odkaz:
https://doaj.org/article/817c4564f22d46c08318f143d2dcdcaa
Autor:
Tianyuan Wang, Keitaro Sofue, Ryuji Shimada, Takeaki Ishihara, Ryuichi Yada, Masanori Miyamoto, Ryohei Sasaki, Takamichi Murakami
Publikováno v:
Scientific Reports, Vol 13, Iss 1, Pp 1-13 (2023)
Abstract To develop and investigate the feasibility of sub-second temporal resolution volumetric T1-weighted four-dimensional (4D-) MRI in comparison with 4D-CT for respiratory-correlated motion assessment using an MRI/CT-compatible phantom. Sub-seco
Externí odkaz:
https://doaj.org/article/a73c35b25e904926a81f30c089901444
Autor:
Takaaki Matsunaga, Atsushi Kono, Mizuho Nishio, Takahiro Yoshii, Hidetoshi Matsuo, Mai Takahashi, Takuya Takahashi, Yu Taniguchi, Hidekazu Tanaka, Kenichi Hirata, Takamichi Murakami
Publikováno v:
PLoS ONE, Vol 19, Iss 4, p e0300716 (2024)
Background and purposeMean pulmonary artery pressure (mPAP) is a key index for chronic thromboembolic pulmonary hypertension (CTEPH). Using machine learning, we attempted to construct an accurate prediction model for mPAP in patients with CTEPH.Metho
Externí odkaz:
https://doaj.org/article/4ee3e4c081814a47abfdf3bf98c2a4ba
Autor:
Mizuho Nishio, Takaaki Matsunaga, Hidetoshi Matsuo, Munenobu Nogami, Yasuhisa Kurata, Koji Fujimoto, Osamu Sugiyama, Toshiaki Akashi, Shigeki Aoki, Takamichi Murakami
Publikováno v:
Informatics in Medicine Unlocked, Vol 46, Iss , Pp 101465- (2024)
Purpose: Natural language processing using language models has yielded promising results in various fields. Language models can help improve the workflow of radiologists. This retrospective study aimed to construct and evaluate language models for au
Externí odkaz:
https://doaj.org/article/4b05e39e0dc0428e8cb09698a73e6609
Autor:
Eiko Nishioka, Keitaro Sofue, Koji Maruyama, Eisuke Ueshima, Yoshiko Ueno, Masakatsu Tsurusaki, Shohei Komatsu, Takumi Fukumoto, Takamichi Murakami
Publikováno v:
Scientific Reports, Vol 13, Iss 1, Pp 1-11 (2023)
Abstract 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 (CE-CT) for diagnosing histological capsule in hepatocellular carcinoma (HCC). One-hu
Externí odkaz:
https://doaj.org/article/4276c0862aee4694bfe86bdc2fd8fc64
Autor:
Takeru Yamaguchi, Keitaro Sofue, Eisuke Ueshima, Naoki Sugiyama, Shinji Yabe, Yoshiko Ueno, Atsuhiro Masuda, Hirochika Toyama, Takayuki Kodama, Masato Komatsu, Masatoshi Hori, Takamichi Murakami
Publikováno v:
Diagnostics, Vol 14, Iss 8, p 782 (2024)
This study investigated the utility of imaging features, such as rim enhancement on contrast-enhanced CT (CECT), in predicting the prognosis of pancreatic ductal adenocarcinoma (PDAC). This retrospective study included 158 patients (84 men; mean age,
Externí odkaz:
https://doaj.org/article/2b5ca83848124809a9d4b3dafe82edfa
Autor:
Mizuho Nishio, Eiji Ota, Hidetoshi Matsuo, Takaaki Matsunaga, Aki Miyazaki, Takamichi Murakami
Publikováno v:
PeerJ Computer Science, Vol 9, p e1620 (2023)
Purpose The purpose of this study is to compare two libraries dedicated to the Markov chain Monte Carlo method: pystan and numpyro. In the comparison, we mainly focused on the agreement of estimated latent parameters and the performance of sampling u
Externí odkaz:
https://doaj.org/article/bc7948afa2a44042a80fcef8d28a9e9e
Autor:
Naoki Matsunaga, Takuya Okada, Yuko Ono, Keigo Matsushiro, Koji Sasaki, Tomoyuki Gentsu, Eisuke Ueshima, Keitaro Sofue, Masato Yamaguchi, Koji Sugimoto, Takamichi Murakami
Publikováno v:
Journal of Medical Case Reports, Vol 16, Iss 1, Pp 1-6 (2022)
Abstract Background Spinal fractures rarely cause hemothorax, and no treatment consensus has been reached. Conservative treatment is generally selected in cases without arterial injury, but there have been some reports of uncontrolled bleeding. Here
Externí odkaz:
https://doaj.org/article/0cfc3c21c2ea42eb9eb7f32487ca778b