Zobrazeno 1 - 10
of 10
pro vyhledávání: '"Hiroyasu Ikeno"'
Publikováno v:
NMR in biomedicineREFERENCES. 35(8)
Diffusion-weighted imaging (DWI)-based thermometry offers potential as a noninvasive method for measuring temperatures deep inside the human brain. However, DWI might be influenced by the pulsatile flow of cerebrospinal fluid (CSF). This study aimed
Autor:
Osam Mazda, Toshiaki Nakagawa, Kei Yamada, Mariko Goto, Hiroshi Imai, Hiroyasu Ikeno, Masayoshi Mizuta, Tsunao Kishida, Koji Sakai
Publikováno v:
Radiological Physics and Technology. 12:335-342
Dynamic contrast-enhanced MRI may yield variable longitudinal-relaxation time (T1) values depending on the precision of the fat-suppression (FS) technique. This study aimed to investigate the influences of FS methods on T1 value measurements on phant
Publikováno v:
Medical Imaging: Image Processing
Subject motion in a large number of diffusion weighted images (DWIs) for q -space analysis was detected and corrected by using a simple protocol to add multiple interleaved b0 images between each DWI set and at the very end of data acquisition. The r
Autor:
Takuji Tsubokura, Hideya Yamazaki, Kana Kobayashi, Norihiro Aibe, Naohiro Kodani, Hiroyasu Ikeno, Takuya Nishimura, Ken Yoshida
Publikováno v:
Japanese Journal of Radiology. 30:486-491
To evaluate the effect of patient factors on radiation dermatitis for patients with breast cancer who underwent postoperative radiotherapy after breast-conserving surgery. The study population comprised 87 patients who underwent breast-conserving sur
Autor:
Hideya Yamazaki, Norihiro Aibe, Kana Kobayashi, Hiroya Shiomi, Hiroyasu Ikeno, Takuji Tsubokura, Naohiro Kodani, Takuya Nishimura, Tsunehiko Nishimura
Publikováno v:
Journal of Radiation Research. 52:24-31
We evaluated the efficacy and safety of stereotactic body radiation therapy (SBRT) for patients with head and neck tumors. From April 2005 through April 2008, 34 patients with head and neck tumors were treated with CyberKnife SBRT. Twenty-one of them
Autor:
Norihiro, Aibe, Hideya, Yamazaki, Takuya, Nishimura, Yoshitaka, Oota, Kazuki, Iwama, Satoaki, Nakamura, Hiroyasu, Ikeno, Ken, Yoshida, Haruumi, Okabe, Kei, Yamada
Publikováno v:
Anticancer research. 34(12)
To analyze intrafractional organ motion in patients with lung cancer treated with image-guided stereotactic body radiotherapy using helical tomotherapy (SBRT-HT).Data from 25 patients with lung cancer who received 50 Gy/5 fractions of SBRT-HT were an
Autor:
Kazuki, Iwama, Hideya, Yamazaki, Takuya, Nishimura, Yoshitaka, Oota, Norihiro, Aibe, Satoaki, Nakamura, Hiroyasu, Ikeno, Ken, Yoshida, Haruumi, Okabe
Publikováno v:
Anticancer research. 34(12)
To investigate the frequency and characteristics of interfractional rectal displacement in patients with prostate cancer treated with image-guided intensity-modulated radiation therapy (IG-IMRT) using helical tomotherapy.Data for a total of 256 patie
Autor:
Kazuki, Iwama, Hideya, Yamazaki, Takuya, Nishimura, Yoshitaka, Oota, Hironori, Aibe, Satoaki, Nakamura, Hiroyasu, Ikeno, Ken, Yoshida, Haruumi, Okabe
Publikováno v:
Anticancer research. 33(12)
To analyze an intrafractional organ motion for patients with prostate cancer using soft tissue matching by megavolt computed tomography (MVCT) images during the course of image-guided intensity-modulated radiotherapy (IGRT-IMRT) using helical tomothe
Autor:
Takuya, Nishimura, Hideya, Yamazaki, Kazuki, Iwama, Tomoya, Kotani, Yoshitaka, Oota, Hironori, Aibe, Satoaki, Nakamura, Hiroyasu, Ikeno, Ken, Yoshida, Fumiaki, Isohashi, Haruumi, Okabe
Publikováno v:
Anticancer research. 33(6)
To evaluate an appropriate planning target volume (PTV) margin in for one to three vertebral metastases using megavolt computed tomography (MVCT) images during the course of image-guided and stereotactic intensity-modulated radiotherapy (IGRT-IMRT) b
Autor:
Hideya, Yamazaki, Kazuki, Iwama, Takuya, Nishimura, Yasunori, Iwai, Norihiro, Aibe, Tadashi, Takenaka, Shunsuke, Miyake, Eiichi, Tanaka, Ken, Yoshida, Yoshitaka, Oota, Hiroyasu, Ikeno, Satoakai, Nakamura, Haruumi, Okabe
Publikováno v:
Anticancer research. 33(4)
To examine the compatibility of the measured and calculated dose for the treatment of lung lesions by helical tomotherapy.The administered dose was measured a total of 55 times at 22 points with a radiophotoluminescence glass dosimeter (RPLGD) insert