Zobrazeno 1 - 10
of 118
pro vyhledávání: '"Yukihisa, Takayama"'
Autor:
Keisuke Sato, Shinji Tanaka, Hiroshi Urakawa, Ryo Murayama, Eiko Hisatomi, Yukihisa Takayama, Kengo Yoshimitsu
Publikováno v:
Global Health & Medicine; Jun2024, Vol. 6 Issue 3, p183-189, 7p
Autor:
Hiroshi Hamasaki, Takashi Shirasaka, Yasuhiro Ushijima, Hiroshi Akamine, Yukihisa Takayama, Yuichiro Kubo, Keisuke Ishimatsu, Akihiro Nishie, Toyoyuki Kato
Publikováno v:
Journal of the Belgian Society of Radiology, Vol 105, Iss 1 (2021)
Objectives: In CT during hepatic arteriography (CTHA), the addition of a noise power spectrum (NPS) model to conventional hybrid iterative reconstruction (HIR) may improve spatial resolution and reduce image noise. This study aims at assessing the im
Externí odkaz:
https://doaj.org/article/8a99d01bfff040f381d1da7ff3056e30
Autor:
Yoshiki Hiraki, M.D., Daisuke Okamoto, M.D., Akihiro Nishie, M.D., Yoshiki Asayama, M.D., Kousei Ishigami, M.D., Yasuhiro Ushijima, M.D., Yukihisa Takayama, M.D., Nobuhiro Fujita, M.D., Masatoshi Eto, M.D., Fumio Kinoshita, M.D., Hiroshi Honda, M.D.
Publikováno v:
Radiology Case Reports, Vol 14, Iss 8, Pp 1003-1006 (2019)
It is extremely rare that papillary renal cell carcinoma has a massive hemorrhage. We report a case of papillary renal cell carcinoma with a massive hemorrhage which showed hemangioma-like imaging findings such as a globular discontinuous enhancement
Externí odkaz:
https://doaj.org/article/05630bcbbf2b47118b8d0dd960514d01
Autor:
Shinji Tanaka, Keisuke Sato, Ryotaro Yamamoto, Hiroshi Urakawa, Emi Ito, Yukihisa Takayama, Kengo Yoshimitsu
Publikováno v:
Abdominal Radiology. 48:1965-1974
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
Autor:
Yoshiki Asayama, Tomoharu Yoshizumi, Yukihisa Takayama, Kousei Ishigami, Nobuhiro Fujita, Daisuke Okamoto, Yasuhiro Ushijima, Masami Yoneyama, Akihiro Nishie
Publikováno v:
Magnetic Resonance in Medical Sciences. 21:445-457
PURPOSE To evaluate the utility of T2-enhanced spin-echo imaging using the time-reversed gradient echo sequence (T2FFE imaging) in the hepatobiliary phase (HBP) of gadoxetic acid-enhanced MRI (Gd-EOB-MRI) for differentiating hemangiomas from metastat
Autor:
Takehiko Koga, Yusuke Ishida, Yoshihiro Hamada, Yukihisa Takayama, Naoaki Tsuchiya, Takanori Kitaguchi, Keisuke Matsumoto, Masatoshi Kajiwara, Shigetoshi Naito, Fuminori Ishii, Ryo Nakashima, Takahide Sasaki, Fumihito Hirai
Publikováno v:
Abdominal Radiology.
Autor:
Akimasa Urakami, Hidetaka Arimura, Yukihisa Takayama, Fumio Kinoshita, Kenta Ninomiya, Kenjiro Imada, Sumiko Watanabe, Akihiro Nishie, Yoshinao Oda, Kousei Ishigami
Publikováno v:
The Prostate. 82:330-344
This study aimed to investigate the potential of stratification of prostate cancer patients into low- and high-grade groups (GGs) using multiparametric magnetic resonance (mpMR) radiomics in conjunction with two-dimensional (2D) joint histograms comp
Autor:
Yoshiki Asayama, Akihiro Nishie, Kousei Ishigami, Yasuhiro Ushijima, Yukihisa Takayama, Nobuhiro Fujita, Yuichiro Kubo, Shinichi Aishima, Ken Shirabe, Takashi Yoshiura, Hiroshi Honda
Publikováno v:
Diagnostic and Interventional Radiology, Vol 21, Iss 2, Pp 96-104 (2015)
PURPOSEWe aimed to gain further insight in magnetic resonance imaging characteristics of mass-forming intrahepatic cholangiocarcinoma (mICC), its enhancement pattern with gadoxetic acid contrast agent, and distinction from poorly differentiated hepat
Externí odkaz:
https://doaj.org/article/2d8853e0116b4770ab7d0c8d6baccec3
Autor:
Akihiro Nishie, Keisuke Ishimatsu, Kousei Ishigami, Nobuhiro Fujita, Yukihisa Takayama, Yasuhiro Ushijima, Motoyuki Kohjima, Daisuke Tsurumaru, Yuichiro Kubo
Publikováno v:
In Vivo
Background/Aim: We aimed to elucidate the hemodynamic alterations in the liver of patients with acute hepatitis (AH) using computed tomography perfusion imaging. Patients and Methods: For 14 patients with AH and nine patients with no disease (ND grou