Zobrazeno 1 - 10
of 82
pro vyhledávání: '"Hiroyuki, Kabasawa"'
Autor:
Hiroyuki KABASAWA, Takafumi YOSHIZAWA
Publikováno v:
Japanese Journal of Magnetic Resonance in Medicine. 43:15-25
Autor:
Hiroyuki Kabasawa, Shigeru Kiryu
Publikováno v:
Magnetic Resonance in Medical Sciences. 22:176-190
Autor:
Hiroyuki Kabasawa
Publikováno v:
Magnetic Resonance in Medical Sciences. 21:71-82
Clinical MRI systems have continually improved over the years since their introduction in the 1980s. In MRI technical development, the developments in each MRI system component, including data acquisition, image reconstruction, and hardware systems,
Autor:
Koichiro Yasaka, Naoki Yoshioka, Taku Tajima, Rintaro Miyo, Masaaki Akahane, Osamu Abe, Hiroyuki Akai, Hiroyuki Kabasawa, Kuni Ohtomo, Shigeru Kiryu, Haruto Sugawara
Publikováno v:
Japanese Journal of Radiology. 40:476-483
Purpose The purpose of this study was to evaluate whether deep learning reconstruction (DLR) improves the image quality of intracranial magnetic resonance angiography (MRA) at 1.5 T. Materials and methods In this retrospective study, MRA images of 40
Autor:
Hiroyuki Kabasawa, Atsushi Nozaki, Masahiro Jinzaki, Yuji Iwadate, Yoshinobu Nunokawa, Shigeo Okuda
Publikováno v:
Magnetic Resonance in Medical Sciences
The silent navigator technique utilizes a non-selective excitation and an appropriate respiratory waveform generation method is necessary for an accurate motion detection. We compared three methods for silent navigator waveform generation. The profil
Autor:
Hiroyuki Kabasawa, Masafumi Harada, Yoshitake Takahashi, Maki Otomo, Takashi Abe, Yuki Matsumoto, Mitsuharu Miyoshi, Yuki Kanazawa, Yumi Abe
Publikováno v:
The journal of medical investigation : JMI. 67(3.4)
Purpose : To determine the reproducibility of corrected quantitative cerebral blood flow (qCBF) through measurement of transit flow time using multi-delay three-dimensional pseudo-continuous arterial spin labeling (pCASL) in healthy men and women and
Autor:
Hiroyuki Kabasawa, Masanori Kawate, Harumi Sakahara, Tetsuya Wakayama, Masataka Sugiyama, Masaki Terada, Naoki Ooishi, Yasuo Takehara, Oliver Wieben, Atsushi Nozaki, Kevin M. Johnson, Haruo Isoda, Shinji Naganawa
Publikováno v:
Magnetic Resonance in Medical Sciences
Purpose 2D cine phase contrast (PC)-MRI is a standard velocimetry for the superior mesenteric artery (SMA); however, the optimal localization of the measurement plane has never been fully discussed previously. The purpose of this Institutional Review
Free Breathing Multiple Post Labeling Delay Renal Perfusion Imaging [Presidential Award Proceedings]
Autor:
Nobuyuki Kosaka, Shota Ishida, Hiroyuki Kabasawa, Hirohiko Kimura, Yuki Matta, Masayuki Kanamoto, Naoyuki Takei
Publikováno v:
Japanese Journal of Magnetic Resonance in Medicine. 39:60-62
Autor:
Hatsuko Nasu, Harumi Sakahara, Daisuke Motoyama, Tetsuya Wakayama, Seiichiro Ozono, Kevin M. Johnson, Naoki Ohishi, Masataka Sugiyama, Yuko Hirose, Oliver Wieben, Hiroyuki Kabasawa, Yasuo Ishii, Wang Yang, Takasuke Ushio, Yasuo Takehara
Publikováno v:
Journal of Magnetic Resonance Imaging. 46:595-603
PURPOSE To assess the performance of four-dimensional phase-contrast vastly undersampled isotropic projection reconstruction (4D PC-VIPR) at 3.0T in depicting intrarenal arteries compared with computed tomography angiography (CTA), and its correlatio
Publikováno v:
Acta radiologica (Stockholm, Sweden : 1987). 60(12)
BackgroundHepatic fibrosis is a dynamic, reversible process which can result in liver failure. Diagnosis and monitoring of hepatic fibrosis are clinically important.PurposeTo compare the diagnostic...