Zobrazeno 1 - 10
of 88
pro vyhledávání: '"Shotaro Kanao"'
Autor:
Masao Watanabe, Ryo Ashida, Chisato Miyakoshi, Shigeki Arizono, Tsuyoshi Suga, Shotaro Kanao, Koji Kitamura, Takahisa Ogawa, Reiichi Ishikura
Publikováno v:
European Journal of Hybrid Imaging, Vol 7, Iss 1, Pp 1-18 (2023)
Abstract Background Texture features reflecting tumour heterogeneity enable us to investigate prognostic factors. The R package ComBat can harmonize the quantitative texture features among several positron emission tomography (PET) scanners. We aimed
Externí odkaz:
https://doaj.org/article/4b0b2648be99425b9d389be8dba54c06
Autor:
Iku Yamaga, Nobuko Kawaguchi-Sakita, Yasufumi Asao, Yoshiaki Matsumoto, Aya Yoshikawa, Toshifumi Fukui, Masahiro Takada, Masako Kataoka, Masahiro Kawashima, Elham Fakhrejahani, Shotaro Kanao, Yoshie Nakayama, Mariko Tokiwa, Masae Torii, Takayuki Yagi, Takaki Sakurai, Hironori Haga, Kaori Togashi, Tsuyoshi Shiina, Masakazu Toi
Publikováno v:
Photoacoustics, Vol 11, Iss , Pp 6-13 (2018)
This study aimed to identify the characteristics of the vascular network in the superficial subcutaneous layer of the breast and to analyze differences between breasts with cancer and contralateral unaffected breasts using vessel branching points (VB
Externí odkaz:
https://doaj.org/article/329975420ed94677b09e92b54a1c2018
Autor:
Mami Iima, Masako Kataoka, Rena Sakaguchi, Shotaro Kanao, Natsuko Onishi, Makiko Kawai, Akane Ohashi, Katsutoshi Murata, Kaori Togashi
Publikováno v:
European Journal of Radiology Open, Vol 5, Iss , Pp 24-30 (2018)
Purpose: To investigate the effect of breastfeeding on IVIM and non-Gaussian diffusion MRI in the breast. Materials and methods: An IRB approved prospective study enrolled seventeen volunteers (12 in lactation and 5 with post-weaning, range 31–43 y
Externí odkaz:
https://doaj.org/article/5e317b1b31214bd89b91402457be677c
Autor:
Mami Iima, Masako Kataoka, Shotaro Kanao, Makiko Kawai, Natsuko Onishi, Sho Koyasu, Katsutoshi Murata, Akane Ohashi, Rena Sakaguchi, Kaori Togashi
Publikováno v:
PLoS ONE, Vol 13, Iss 3, p e0193444 (2018)
We prospectively examined the variability of non-Gaussian diffusion magnetic resonance imaging (MRI) and intravoxel incoherent motion (IVIM) measurements with different numbers of b-values and excitations in normal breast tissue and breast lesions. T
Externí odkaz:
https://doaj.org/article/e1bd6327e2b4477b995b2fa9f42f9101
Autor:
Elham Fakhrejahani, Masae Torii, Toshiyuki Kitai, Shotaro Kanao, Yasufumi Asao, Yohei Hashizume, Yoshiki Mikami, Iku Yamaga, Masako Kataoka, Tomoharu Sugie, Masahiro Takada, Hironori Haga, Kaori Togashi, Tsuyoshi Shiina, Masakazu Toi
Publikováno v:
PLoS ONE, Vol 10, Iss 10, p e0139113 (2015)
Photoacoustic tomography is a recently developed imaging modality that can provide high spatial-resolution images of hemoglobin distribution in tissues such as the breast. Because breast cancer is an angiogenesis-dependent type of malignancy, we eval
Externí odkaz:
https://doaj.org/article/4e7f154c8be34b2683a3591e2efc29dd
Autor:
Natsuko Onishi, Hajime Sagawa, Shotaro Kanao, Masako Kataoka, Kaori Togashi, Masakazu Toi, Marcel Dominik Nickel
Publikováno v:
Magnetic Resonance in Medical Sciences
Purpose To assess the impact of the number of iterations of compressed sensing (CS) reconstruction on the kinetic parameters and image quality in dynamic contrast-enhanced (DCE)-MRI of the breast, with prospectively undersampled CS-accelerated scans.
Autor:
Yasufumi Asao, Kaori Togashi, Aya Yoshikawa, Tsuyoshi Shiina, Takayuki Yagi, Yoshiaki Matsumoto, Masahiro Kawashima, Takaki Sakurai, Hironori Haga, Toshifumi Fukui, Masae Torii, Elham Fakhrejahani, Masahiro Takada, Mariko Tokiwa, Masako Kataoka, Masakazu Toi, Nobuko Kawaguchi-Sakita, Shotaro Kanao, Yoshie Nakayama, Iku Yamaga
Publikováno v:
Photoacoustics, Vol 11, Iss, Pp 6-13 (2018)
Photoacoustics
Photoacoustics
This study aimed to identify the characteristics of the vascular network in the superficial subcutaneous layer of the breast and to analyze differences between breasts with cancer and contralateral unaffected breasts using vessel branching points (VB
Autor:
Masako Kataoka, Masakazu Toi, Kaori Togashi, Mami Iima, Akane Ohashi, Shotaro Kanao, Daniel Förnvik
Publikováno v:
European Radiology
To compare breast density measured on digital breast tomosynthesis (DBT) (BI-RADS-based breast composition and fully-automatic estimation) and magnetic resonance imaging (MRI) (BI-RADS amount of fibroglandular tissue), and to evaluate the diagnostic
Autor:
Akane Ohashi, Masako Kataoka, Rie Ota, Mami Iima, Shotaro Kanao, Masakazu Toi, Ayami Ohno Kishimoto, Kaori Togashi, Marcel Dominik Nickel, Yuta Urushibata, Maya Honda
Publikováno v:
Magnetic resonance imaging. 71
Purpose To evaluate the diagnostic performance of a multiparametric approach to breast lesions including apparent diffusion coefficient (ADC) from diffusion-weighted images (DWI), maximum slope (MS) from ultrafast dynamic contrast enhanced (UF-DCE) M
Publikováno v:
Magnetic Resonance Imaging. 50:38-44
Objectives Benign and malignant inflammatory breast lesions demonstrate similar findings on both T2 weighted imaging (T2WI) and dynamic contrast enhanced (DCE) images. We hypothesized that benign inflammatory lesions might be differentiated form mali