基本情報

学位

• 博士（医学）(京都大学)

出身大学院・研究科等

• 京都大学, 大学院医学研究科博士課程医学専攻, 修了

出身学校・専攻等

• 京都大学, 医学部医学科, 卒業

使用言語

• 日本語
• 英語

ID,URL

• ORCID ID

  0000-0002-0831-195X

• J-Global ID

  202101012434622443

• 研究者番号

  30910517

researchmap URL

• https://researchmap.jp/sachiokuchi

研究

論文

• Generation of high-resolution MPRAGE-like images from 3D head MRI localizer (AutoAlign Head) images using a deep learning-based model.

  Hiroshi Tagawa; Yasutaka Fushimi; Koji Fujimoto; Satoshi Nakajima; Sachi Okuchi; Akihiko Sakata; Sayo Otani; Krishna Pandu Wicaksono; Yang Wang; Satoshi Ikeda; Shuichi Ito; Masaki Umehana; Akihiro Shimotake; Akira Kuzuya; Yuji Nakamoto

  Japanese journal of radiology, 2025年01月11日

  この論文にアクセスする：

  
• Evaluating Reproducibility of the ADC and Distortion in Diffusion-weighted Imaging (DWI) with Reverse Encoding Distortion Correction (RDC).

  Hitomi Numamoto; Koji Fujimoto; Kanae Kawai Miyake; Yasutaka Fushimi; Sachi Okuchi; Rimika Imai; Hiroki Kondo; Tsuneo Saga; Yuji Nakamoto

  Magnetic resonance in medical sciences : MRMS : an official journal of Japan Society of Magnetic Resonance in Medicine, 2025年01月01日

  この論文にアクセスする：

  
• Comparison of SS-EPI DWI and one-minute TGSE-BLADE DWI for diagnosis of acute infarction.

  Sachi Okuchi; Yasutaka Fushimi; Akihiko Sakata; Sayo Otani; Satoshi Nakajima; Takakuni Maki; Masahiro Tanji; Noritaka Sano; Satoshi Ikeda; Shuichi Ito; Yuta Urushibata; Kun Zhou; Yoshiki Arakawa; Yuji Nakamoto

  Scientific reports, 2025年02月22日

  この論文にアクセスする：

  
• Comparison of DWI techniques in patients with epidermoid cyst: TGSE-BLADE DWI vs. SS-EPI DWI.

  Sayo Otani; Yasutaka Fushimi; Sachi Okuchi; Akihiko Sakata; Takayuki Yamamoto; Satoshi Nakajima; Yang Wang; Satoshi Ikeda; Shuichi Ito; Sumika Yasumura; Shigeki Takada; Noritaka Sano; Kentaro Ueno; Yuta Urushibata; Kun Zhou; Yoshiki Arakawa; Yuji Nakamoto

  Japanese journal of radiology, 2024年12月28日

  この論文にアクセスする：

  
• グリオーマの画像診断、治療アップデート(診断) IDH野生型神経膠腫の画像診断とそのpitfall

  坂田 昭彦; 池田 賢司; 伏見 育崇; 奥知 左智; 中島 諭; 大谷 紗代; 牧野 恭秀; 峰晴 陽平; 荒川 芳輝; 中本 裕士

  日本医学放射線学会秋季臨床大会抄録集, 2024年09月

  
• Gliomas with FGFR3:TACC3 fusionの2症例

  坂田 昭彦; 峰晴 陽平; 荒川 芳輝; 竹内 康英; 伏見 育崇; 池田 賢司; 中島 諭; 奥知 左智; 山本 貴之; 大谷 紗代; 伊藤 秀一; 梅花 優貴; 馬 永萍; 中本 裕士

  日本医学放射線学会秋季臨床大会抄録集, 2024年09月

  
• Comparison study of quantitative susceptibility mapping with GRAPPA and wave-CAIPI: reproducibility, consistency, and microbleeds detection.

  Azusa Sakurama; Yasutaka Fushimi; Satoshi Nakajima; Akihiko Sakata; Sachi Okuchi; Takayuki Yamamoto; Sayo Otani; Krishna Pandu Wicaksono; Satoshi Ikeda; Shuichi Ito; Takakuni Maki; Wei Liu; Yuji Nakamoto

  Japanese journal of radiology, 2024年10月29日

  
• Quantitative assessment of gadolinium deposition in dentate nuclei with MR fingerprinting.

  Yang Wang; Yasutaka Fushimi; Satoshi Nakajima; Akihiko Sakata; Sachi Okuchi; Sayo Otani; Hiroshi Tagawa; Satoshi Ikeda; Shuichi Ito; Masahiro Tanji; Yumiko Ibi; Satoshi Morita; Yuta Urushibata; Yoshiki Arakawa; Yuji Nakamoto

  Academic radiology, 2024年09月02日

  
• Incidence of neurocutaneous melanosis in Japanese pediatric patients with congenital melanocytic nevi

  Miyuki Takiya; Yasutaka Fushimi; Michiharu Sakamoto; Takeshi Yoshida; Kentaro Ueno; Satoshi Nakajima; Akihiko Sakata; Sachi Okuchi; Sayo Otani; Hiroshi Tagawa; Naoki Morimoto; Yuji Nakamoto

  Scientific Reports, 2023年09月30日

  
• Accuracy, repeatability, and reproducibility of T1 and T2 relaxation times measurement by 3D magnetic resonance fingerprinting with different dictionary resolutions.

  Krishna Pandu Wicaksono; Yasutaka Fushimi; Satoshi Nakajima; Akihiko Sakata; Sachi Okuchi; Takuya Hinoda; Sonoko Oshima; Sayo Otani; Hiroshi Tagawa; Yuta Urushibata; Yuji Nakamoto

  European radiology, 2023年04月

  この論文にアクセスする：

  
• Correction to: Clinical and imaging characteristics of supratentorial glioma with IDH2 mutation.

  Satoshi Ikeda; Akihiko Sakata; Yoshiki Arakawa; Yohei Mineharu; Yasuhide Makino; Yasuhide Takeuchi; Yasutaka Fushimi; Sachi Okuchi; Satoshi Nakajima; Sayo Otani; Yuji Nakamoto

  Neuroradiology, 2024年04月29日

  
• Clinical and imaging characteristics of supratentorial glioma with IDH2 mutation.

  Satoshi Ikeda; Akihiko Sakata; Yoshiki Arakawa; Yohei Mineharu; Yasuhide Makino; Yasuhide Takeuchi; Yasutaka Fushimi; Sachi Okuchi; Satoshi Nakajima; Sayo Otani; Yuji Nakamoto

  Neuroradiology, 2024年04月24日

  
• Thin-slice reverse encoding distortion correction DWI facilitates visualization of non-functioning pituitary neuroendocrine tumor (PitNET)/pituitary adenoma and surrounding normal structures.

  Shuichi Ito; Sachi Okuchi; Yasutaka Fushimi; Sayo Otani; Krishna Pandu Wicaksono; Akihiko Sakata; Kanae Kawai Miyake; Hitomi Numamoto; Satoshi Nakajima; Hiroshi Tagawa; Masahiro Tanji; Noritaka Sano; Hiroki Kondo; Rimika Imai; Tsuneo Saga; Koji Fujimoto; Yoshiki Arakawa; Yuji Nakamoto

  European radiology experimental, 2024年03月07日

  
• Vessel wall MRI in moyamoya disease: arterial wall enhancement varies depending on age, arteries, and disease progression

  Hiroshi Tagawa; Yasutaka Fushimi; Takeshi Funaki; Satoshi Nakajima; Akihiko Sakata; Sachi Okuchi; Takuya Hinoda; John Grinstead; Sinyeob Ahn; Yu Hidaka; Kazumichi Yoshida; Susumu Miyamoto; Yuji Nakamoto

  European Radiology, 2023年10月05日

  
• Hemosiderin Detection inside the Mammillary Bodies Using Quantitative Susceptibility Mapping on Patients with Wernicke-Korsakoff Syndrome.

  Yuri Nakamura; Yasutaka Fushimi; Takuya Hinoda; Satoshi Nakajima; Akihiko Sakata; Sachi Okuchi; Sayo Otani; Hiroshi Tagawa; Yang Wang; Satoshi Ikeda; Hirotsugu Kawashima; Maiko T Uemura; Yuji Nakamoto

  Magnetic resonance in medical sciences : MRMS : an official journal of Japan Society of Magnetic Resonance in Medicine, 2022年12月13日

  
• Comparison of TGSE-BLADE DWI, RESOLVE DWI, and SS-EPI DWI in healthy volunteers and patients after cerebral aneurysm clipping.

  Sachi Okuchi; Yasutaka Fushimi; Kazumichi Yoshida; Satoshi Nakajima; Akihiko Sakata; Takuya Hinoda; Sayo Otani; Hajime Sagawa; Kun Zhou; Yukihiro Yamao; Masakazu Okawa; Yuji Nakamoto

  Scientific reports, 2022年10月21日

  この論文にアクセスする：

  
• Evaluation of deep gray matter for early brain development using quantitative susceptibility mapping.

  Sayo Otani; Yasutaka Fushimi; Kogoro Iwanaga; Seiichi Tomotaki; Taiki Shimotsuma; Satoshi Nakajima; Akihiko Sakata; Sachi Okuchi; Takuya Hinoda; Krishna Pandu Wicaksono; Junko Takita; Masahiko Kawai; Yuji Nakamoto

  European radiology, 2023年06月

  
• Denoising approach with deep learning-based reconstruction for neuromelanin-sensitive MRI: image quality and diagnostic performance

  Sonoko Oshima; Yasutaka Fushimi; Kanae Kawai Miyake; Satoshi Nakajima; Akihiko Sakata; Sachi Okuchi; Takuya Hinoda; Sayo Otani; Hitomi Numamoto; Koji Fujimoto; Atsushi Shima; Masahito Nambu; Nobukatsu Sawamoto; Ryosuke Takahashi; Kentaro Ueno; Tsuneo Saga; Yuji Nakamoto

  Japanese Journal of Radiology, 2023年05月31日

  この論文にアクセスする：

  
• Evaluation of isocitrate dehydrogenase mutation in 2021 world health organization classification grade 3 and 4 glioma adult-type diffuse gliomas with 18F-fluoromisonidazole PET.

  Yang Wang; Yasutaka Fushimi; Yoshiki Arakawa; Yoichi Shimizu; Kohei Sano; Akihiko Sakata; Satoshi Nakajima; Sachi Okuchi; Takuya Hinoda; Sonoko Oshima; Sayo Otani; Takayoshi Ishimori; Masahiro Tanji; Yohei Mineharu; Kazumichi Yoshida; Yuji Nakamoto

  Japanese journal of radiology, 2023年05月23日

  
• Telomerase reverse transcriptase promoter mutation and histologic grade in IDH wild-type histological lower-grade gliomas: The value of perfusion-weighted image, diffusion-weighted image, and 18F-FDG-PET.

  Satoshi Ikeda; Akihiko Sakata; Yasutaka Fushimi; Sachi Okuchi; Yoshiki Arakawa; Yasuhide Makino; Yohei Mineharu; Satoshi Nakajima; Takuya Hinoda; Kazumichi Yoshida; Susumu Miyamoto; Yuji Nakamoto

  European journal of radiology, 2023年02月

  
• Brain imaging of sequential acquisition using a flexible PET scanner and 3-T MRI: quantitative and qualitative assessment.

  Satoshi Nakajima; Yasutaka Fushimi; Takuya Hinoda; Akihiko Sakata; Sachi Okuchi; Yoshiki Arakawa; Takayoshi Ishimori; Yuji Nakamoto

  Annals of nuclear medicine, 2022年12月31日

  
• Super-resolution application of generative adversarial network on brain time-of-flight MR angiography: image quality and diagnostic utility evaluation

  Krishna Pandu Wicaksono; Koji Fujimoto; Yasutaka Fushimi; Akihiko Sakata; Sachi Okuchi; Takuya Hinoda; Satoshi Nakajima; Yukihiro Yamao; Kazumichi Yoshida; Kanae Kawai Miyake; Hitomi Numamoto; Tsuneo Saga; Yuji Nakamoto

  European Radiology, 2022年08月25日

  
• Vessel wall MR imaging in neuroradiology

  Yasutaka Fushimi; Kazumichi Yoshida; Masakazu Okawa; Takakuni Maki; Satoshi Nakajima; Akihiko Sakata; Sachi Okuchi; Takuya Hinoda; Mitsunori Kanagaki; Yuji Nakamoto

  La radiologia medica, 2022年07月30日

  この論文にアクセスする：

  
• High intratumoral susceptibility signal grade on susceptibility-weighted imaging: a risk factor for hemorrhage after stereotactic biopsy.

  Masahiro Tanji; Yohei Mineharu; Akihiko Sakata; Sachi Okuchi; Yasutaka Fushimi; Masahiro Oishi; Yukinori Terada; Noritaka Sano; Yukihiro Yamao; Yoshiki Arakawa; Kazumichi Yoshida; Susumu Miyamoto

  Journal of neurosurgery, 2022年05月13日

  
• World Health Organization Grade II/III Glioma Molecular Status: Prediction by MRI Morphologic Features and Apparent Diffusion Coefficient.

  John Maynard; Sachi Okuchi; Stephen Wastling; Ayisha Al Busaidi; Ofran Almossawi; Wonderboy Mbatha; Sebastian Brandner; Zane Jaunmuktane; Ali Murat Koc; Laura Mancini; Rolf Jäger; Stefanie Thust

  Radiology, 2021年01月

  
• Imaging characteristics of H3 K27M histone-mutant diffuse midline glioma in teenagers and adults.

  Stefanie Thust; Caroline Micallef; Sachi Okuchi; Sebastian Brandner; Atul Kumar; Kshitij Mankad; Stephen Wastling; Laura Mancini; Hans Rolf Jäger; Ananth Shankar

  Quantitative imaging in medicine and surgery, 2021年01月

  
• Translating pH-sensitive PROgressive saturation for QUantifying Exchange rates using Saturation Times (PRO-QUEST) MRI to a 3T clinical scanner.

  Mina Kim; Aaron Kujawa; Marco Battiston; Eleni Demetriou; Torben Schneider; Sara Collorone; Carmen Tur; Vincent Evans; Sachi Okuchi; David Atkinson; Claudia A M Gandini Wheeler-Kingshott; Xavier Golay

  Magnetic resonance in medicine, 2020年10月

  
• Endogenous Chemical Exchange Saturation Transfer MRI for the Diagnosis and Therapy Response Assessment of Brain Tumors: A Systematic Review.

  Sachi Okuchi; Ahmed Hammam; Xavier Golay; Mina Kim; Stefanie Thust

  Radiology. Imaging cancer, 2020年01月

  
• Challenges in glucoCEST MR body imaging at 3 Tesla.

  Mina Kim; Francisco Torrealdea; Sola Adeleke; Marilena Rega; Vincent Evans; Teresita Beeston; Katerina Soteriou; Stefanie Thust; Aaron Kujawa; Sachi Okuchi; Elizabeth Isaac; Wivijin Piga; Jonathan R Lambert; Asim Afaq; Eleni Demetriou; Pratik Choudhary; King Kenneth Cheung; Sarita Naik; David Atkinson; Shonit Punwani; Xavier Golay

  Quantitative imaging in medicine and surgery, 2019年10月

  
• Diagnostic accuracy of dynamic contrast-enhanced perfusion MRI in stratifying gliomas: A systematic review and meta-analysis.

  Sachi Okuchi; Antonio Rojas-Garcia; Agne Ulyte; Ingeborg Lopez; Jurgita Ušinskienė; Martin Lewis; Sara M Hassanein; Eser Sanverdi; Xavier Golay; Stefanie Thust; Jasmina Panovska-Griffiths; Sotirios Bisdas

  Cancer medicine, 2019年09月

  
• Visualization of carotid vessel wall and atherosclerotic plaque: T1-SPACE vs. compressed sensing T1-SPACE.

  Sachi Okuchi; Yasutaka Fushimi; Tomohisa Okada; Akira Yamamoto; Tsutomu Okada; Takayuki Kikuchi; Kazumichi Yoshida; Susumu Miyamoto; Kaori Togashi

  European radiology, 2019年08月

  この論文にアクセスする：

  
• Magnetic resonance angiography with compressed sensing: An evaluation of moyamoya disease.

  Takayuki Yamamoto; Tomohisa Okada; Yasutaka Fushimi; Akira Yamamoto; Koji Fujimoto; Sachi Okuchi; Hikaru Fukutomi; Jun C Takahashi; Takeshi Funaki; Susumu Miyamoto; Aurélien F Stalder; Yutaka Natsuaki; Peter Speier; Kaori Togashi

  PloS one, 2018年

  この論文にアクセスする：

  
• Jugular venous reflux on magnetic resonance angiography and radionuclide venography.

  Yasutaka Fushimi; Tomohisa Okada; Sachi Okuchi; Akira Yamamoto; Mitsunori Kanagaki; Koji Fujimoto; Kaori Togashi

  Acta radiologica open, 2016年12月

  
• Radiation-associated Tumors in the Central Nervous System and the Head and Neck: What Radiologists Should Know

  A. Sakata; M. Kanagaki; T. Okada; A. Yamamoto; Y. Fushimi; T. Okada; S. Nakajima; H. Yamada; S. Okuchi; K. Togashi

  Neurographics, 2016年03月01日

  
• Grading meningioma: a comparative study of thallium-SPECT and FDG-PET.

  Sachi Okuchi; Tomohisa Okada; Akira Yamamoto; Mitsunori Kanagaki; Yasutaka Fushimi; Tsutomu Okada; Moritaka Yamauchi; Masako Kataoka; Yoshiki Arakawa; Jun C Takahashi; Sachiko Minamiguchi; Susumu Miyamoto; Kaori Togashi

  Medicine, 2015年02月

  この論文にアクセスする：

  
• Visualization of lenticulostriate arteries at 3T: Optimization of slice-selective off-resonance sinc pulse-prepared TOF-MRA and its comparison with flow-sensitive black-blood MRA.

  Sachi Okuchi; Tomohisa Okada; Koji Fujimoto; Yasutaka Fushimi; Aki Kido; Akira Yamamoto; Mitsunori Kanagaki; Toshiki Dodo; Taha M Mehemed; Mitsue Miyazaki; Xiangzhi Zhou; Kaori Togashi

  Academic radiology, 2014年06月

  
• Visualization of lenticulostriate arteries by flow-sensitive black-blood MR angiography on a 1.5 T MRI system: a comparative study between subjects with and without stroke.

  S Okuchi; T Okada; M Ihara; K Gotoh; A Kido; K Fujimoto; A Yamamoto; M Kanagaki; S Tanaka; R Takahashi; K Togashi

  AJNR. American journal of neuroradiology, 2013年04月

  

MISC

• 血管壁イメージングが診断に有用であった静脈性梗塞の一例

  坂田昭彦; 伏見育崇; 宇佐美清英; 中島諭; 日野田卓也; 奥知左智; 大谷紗代; ウィカクソノ クリシュナパンドゥ; 櫻間梓; 田川弘; 汪洋; 中本裕士

  日本医学放射線学会秋季臨床大会抄録集, 2021年

  
• SWITW signはIDH-mut 1p/19q-codel oligodendrogliomaの鑑別で高い特異度を示す

  坂田昭彦; 峰晴陽平; 池田賢司; 丹治正大; 佐野徳隆; 寺田行範; 牧野恭秀; 川内豪; 竹内康英; 奥知左智; 中島諭; 大谷紗代; 伏見育崇; 中本祐士; 荒川芳輝

  日本脳腫瘍学会学術集会プログラム・抄録集, 2023年

  
• Chemical Exchange Saturation Transfer(CEST)法による脳腫瘍の画像診断[国際交流賞記録]

  奥知左智; 伏見育崇; 岡田知久; 中島諭; 坂田昭彦; 日野田卓也; 中本裕士

  日本磁気共鳴医学会雑誌, 2021年

  このMISCにアクセスする：

  

受賞

• 2017年04月22日

  国際磁気共鳴医学会, Magna Cum Laude

外部資金：科学研究費補助金

• MRI・PETによる神経膠腫の遺伝子型診断と機械学習を用いた自動診断法の研究

  研究活動スタート支援

  0901:腫瘍学およびその関連分野

  京都大学

  奥知 左智

  自 2021年08月30日, 至 2023年03月31日, 完了

  TERT;IDH;神経膠腫;拡散強調像;MRI;PET;拡散強調画像;遺伝子;画像診断

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-21K20834/
• 小児脳MRIにおけるMR Fingerprintingの応用

  基盤研究(C)

  小区分52040:放射線科学関連

  京都大学

  伏見 育崇

  自 2022年04月01日, 至 2025年03月31日, 交付

  MR Fingerprinting;低出生体重児;神経皮膚黒色症;小児白質脳症;T1値;T2値;MRI;脳;定量画像;小児;fingerprinting

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-22K07746/
• 敵対的生成ネットワークを用いた脳MRI画像から脳血流SPECT画像の生成

  若手研究

  小区分52040:放射線科学関連

  京都大学

  奥知 左智

  自 2024年04月01日, 至 2027年03月31日, 交付

  脳血流SPECT;MRI;画像生成;GAN

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-24K18796/
• 溶存酸素のT1短縮効果と総Na量を組み合わせた脳間質液評価

  基盤研究(B)

  小区分52040:放射線科学関連

  京都大学

  伏見 育崇

  自 2025年04月01日, 至 2029年03月31日, 交付

  睡眠障害;23Na-MRI;酸素吸入MRI;脳間質液;認知症

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-25K02603/