Fujiwara Hirokazu

Profile Information

Affiliation: Assistant Professor/Senior Assistant Professor, School of Medicine Department of Radiology (Diagnostic Radiology), Keio University

Degree: 博士（医学）(慶應義塾大学)

Researcher number: 20255558
J-GLOBAL ID: 200901093940756517
researchmap Member ID: 5000088447

Research Interests

neuroradiology

Research Areas

Life sciences / Radiology /

Papers

105

Effect of gravity on brain structure as indicated on upright computed tomography

Yokoyama Y, Yamada Y, Kosugi K, Yamada M, Narita K, Nakahara T, Fujiwara H, Toda M, Jinzaki M

Scientific Reports, 11(1) 392-392, Dec, 2021
Orthostatic Enlargement of a Supracerebellar Arachnoid Cyst With Cerebellar Descent Visualized by Upright Computed Tomography

Yoshida K, Toda M, Yamada Y, Yamada M, Yokoyama Y, Fujiwara H, Kosugi K, Sasaki H, Jinzaki M

World Neurosurgery, 145 256-259, Jan, 2021
The Long-Term Impact of Whiplash Injuries on Patient Symptoms and the Associated Degenerative Changes Detected Using MRI A Prospective 20-Year follow-up Study Comparing Patients with Whiplash-Associated Disorders with Asymptomatic Subjects

Watanabe, Kota MD, PhDa, Daimon, Kenshi MD, PhDa, Fujiwara, Hirokazu MD, PhDb, Nishiwaki, Yuji MD, PhDc, Okada, Eijiro MD, PhDa, Nojiri, Kenya MD, PhDd, Watanabe, Masahiko MD, PhDi, Katoh, Hiroyuki MD, PhDi, Shimizu, Kentaro MD, PhDe, Ishihama, Hiroko MDe, Fujita, Nobuyuki MD, PhDg, Ichihara, Daisuke MD, PhDf, Tsuji, Takashi MD, PhDh, Nakamura, Masaya MD, PhDa, Matsumoto, Morio MD, PhD

Spine, 46(11) 710-716, Dec 24, 2020
123-IMP single-photon emission computed tomography imaging in visual snow syndrome: A case series

Shibata M, Tsutsumi K, Iwabuchi Y, Kameyama M, Takizawa T, Nakahara T, Fujiwara H, Jinzaki M, Nakahara J, Dodick D.W

Cephalalgia, 40(14) 1671-1675, Dec, 2020
Posture-induced changes in the vessels of the head and neck: evaluation using conventional supine CT and upright CT

Kosugi K, Yamada Y, Yamada M, Yokoyama Y, Fujiwara H, Yoshida K, Yoshida K, Toda M, Jinzaki M

Scientific Reports, 10(1) 16623-16623, Dec 1, 2020
Silent MRA: arterial spin labeling magnetic resonant angiography with ultra-short time echo assessing cerebral arteriovenous malformation

Nobuhiko Arai, Takenori Akiyama, Hirokazu Fujiwara, Kazunari Koike, Satoshi Takahashi, Takashi Horiguchi, Masahiro Jinzaki, Kazunari Yoshida

Neuroradiology, 62(4) 455-461, Jan 3, 2020
Residual lumbar curvature that developed during adolescence accelerates intervertebral disc degeneration in adulthood

Suzuki S, Fujiwara H, Nori S, Tsuji O, Nagoshi N, Okada E, Fujita N, Yagi M, Nohara A, Kawakami N, Michikawa T, Nakamura M, Matsumoto M, Watanabe K

Spine Deformity, 9(3) 711-720, 2020
A VEGF receptor vaccine demonstrates preliminary efficacy in neurofibromatosis type 2

Tamura R, Fujioka M, Morimoto Y, Ohara K, Kosugi K, Oishi Y, Sato M, Ueda R, Fujiwara H, Noji S, Oishi N, Ogawa K, Kawakami Y, Ohira T, Yoshida K, Toda M

Nature Communications, 10(1), Dec 1, 2019
Ten-year Longitudinal Follow-up MRI Study of Age-related Changes in Thoracic Intervertebral Discs in Asymptomatic Subjects

Okada E, Daimon K, Fujiwara H, Nishiwaki Y, Nojiri K, Watanabe M, Katoh H, Ishihama H, Fujita N, Tsuji T, Nakamura M, Matsumoto M, Watanabe K

Spine, 44(22) E1317-E1324, Nov 15, 2019
A Novel Flow Dynamics Study of the Intracranial Veins Using Whole Brain Four-Dimensional Computed Tomography Angiography.

Katsuhiro Mizutani, Nobuhiko Arai, Masahiro Toda, Takenori Akiyama, Hirokazu Fujiwara, Masahiro Jinzaki, Kazunari Yoshida

World neurosurgery, 131 e176-e185-e185, Nov, 2019
Review of synthetic MRI in pediatric brains: Basic principle of MR quantification, its features, clinical applications, and limitations.

Christina Andica, Akifumi Hagiwara, Masaaki Hori, Koji Kamagata, Saori Koshino, Tomoko Maekawa, Michimasa Suzuki, Hirokazu Fujiwara, Mitsuru Ikeno, Toshiaki Shimizu, Hiroharu Suzuki, Hidenori Sugano, Hajime Arai, Shigeki Aoki

Journal of neuroradiology = Journal de neuroradiologie, 46(4) 268-275, Jul, 2019
Modic changes in the cervical spine: Prospective 20-year follow-up study in asymptomatic subjects

Tsuji T, Fujiwara H, Nishiwaki Y, Daimon K, Okada E, Nojiri K, Watanabe M, Katoh H, Shimizu K, Ishihama H, Fujita N, Nakamura M, Matsumoto M, Watanabe K

Journal of Orthopaedic Science, 24(4) 612-617, Jul, 2019
A 20-year prospective longitudinal MRI study on cervical spine after whiplash injury: Follow-up of a cross-sectional study

Daimon K, Fujiwara H, Nishiwaki Y, Okada E, Nojiri K, Shimizu K, Ishihama H, Fujita N, Ichihara D, Tsuji T, Nakamura M, Matsumoto M, Watanabe K

Journal of Orthopaedic Science, 24(4) 579-583, Jul, 2019
Imaging scoring systems for preoperative molecular diagnoses of lower-grade gliomas

Kanazawa T, Fujiwara H, Takahashi H, Nishiyama Y, Hirose Y, Tanaka S, Yoshida K, Sasaki H

Neurosurgical Review, 42(2) 433-441, Jun 1, 2019
Bridging vein and tentorial sinus in the subtemporal corridor during the anterior transpetrosal approach

Shibao S, Toda M, Fujiwara H, Jinzaki M, Yoshida K

Acta Neurochirurgica, 161(4) 821-829, Apr 1, 2019
Magnetic resonance imaging texture analyses in lower-grade gliomas with a commercially available software: correlation of apparent diffusion coefficient and T2 skewness with 1p/19q codeletion

Kanazawa T, Minami Y, Takahashi H, Fujiwara H, Toda M, Jinzaki M, Yoshida K, Sasaki H

Neurosurgical Review, 43(4) 1211-1219, 2019
Twenty-year Longitudinal Follow-up MRI Study of Asymptomatic Volunteers the Impact of Cervical Alignment on Disk Degeneration

Okada E, Daimon K, Fujiwara H, Nishiwaki Y, Nojiri K, Watanabe M, Katoh H, Shimizu K, Ishihama H, Fujita N, Tsuji T, Nakamura M, Matsumoto M, Watanabe K

Clinical Spine Surgery, 31(10) 446-451, Dec 1, 2018
Intraosseous venous structures adjacent to the jugular tubercle associated with an anterior condylar dural arteriovenous fistula

Katsuhiro Mizutani, Takenori Akiyama, Yasuhiro Minami, Masahiro Toda, Hirokazu Fujiwara, Masahiro Jinzaki, Kazunari Yoshida

Neuroradiology, 60(5) 487-496, May 1, 2018
The analysis of the cerebral venous blood volume in cavernous sinus using 320 row multi-detector CT

Katsuhiro Mizutani, Masahiro Toda, Yumi Yajima, Takenori Akiyama, Hirokazu Fujiwara, Kazunari Yoshida, Masahiro Jinzaki

Clinical Neurology and Neurosurgery, 167 11-16, Apr 1, 2018
Fate of the three embryonic dural sinuses in infants: the primitive tentorial sinus, occipital sinus, and falcine sinus

Katsuhiro Mizutani, Tomoru Miwa, Takenori Akiyama, Yoshiaki Sakamoto, Hirokazu Fujiwara, Kazunari Yoshida

Neuroradiology, 60(3) 325-333, Mar 1, 2018

Misc.

Author Correction: A VEGF receptor vaccine demonstrates preliminary efficacy in neurofibromatosis type 2 (Nature Communications, (2019), 10, 1, (5758), 10.1038/s41467-019-13640-1)

Tamura R, Fujioka M, Morimoto Y, Ohara K, Kosugi K, Oishi Y, Sato M, Ueda R, Fujiwara H, Hikichi T, Noji S, Oishi N, Ogawa K, Kawakami Y, Ohira T, Yoshida K, Toda M

Nature Communications, 11(1), Dec 1, 2020

Presentations

127

Evolution of AI and clinical application of MR deep learning -Neuro Imaging

藤原広和

第80回日本放射線学会, Apr 18, 2021 Invited
Synthetic MRIの臨床・研究への応用 (臨床編）

藤原広和

第50回神経放射線学会, Feb 13, 2021 Invited
Acquisition time reduction of MR neuromelanin imaging using deep-learning based reconstruction

堤啓, 藤原広和, 長谷学, 南康大, 野崎敦, 布川嘉信, 奥田茂男, 陣崎雅弘

第48回日本磁気共鳴医学会大会, Sep, 2020
頭部MRI上のアーチファクトと病変との鑑別適切な診断と治療のために

藤原広和

第40回2007カンファレンス, Jul 19, 2019 Invited
頸椎Modic変化の縦断的研究無症候性健常者の20年フォローアップ

辻崇, 藤原広和, 西脇祐司, 大門憲史, 岡田英次朗, 野尻賢哉, 渡辺雅彦, 加藤裕幸, 清水健太郎, 石濱寛子, 藤田順之, 中村雅也, 松本守雄, 渡辺航太

第48回日本脊椎脊髄病学会, Apr, 2019
MRIによる健常者頸椎後方伸筋の変化に関する20年間の縦断的研究

泉田浩之, 大門憲史, 藤原広和, 岡田英次朗, 野尻賢哉, 渡辺雅彦, 加藤裕幸, 清水健太郎, 石濱寛子, 藤田順之, 辻崇, 中村雅也, 松本守雄, 渡辺航太

第48回日本脊椎脊髄病学会, Apr, 2019
健常者胸椎椎間板変性のMRIを用いた10年間の縦断的研究

岡田英次朗, 大門憲史, 藤原広和, 西脇祐司, 野尻賢哉, 渡辺雅彦, 加藤裕幸, 清水健太郎, 石濱寛子, 藤田順之, 辻崇, 中村雅也, 松本守雄, 渡辺航太

第48回日本脊椎脊髄病学会, Apr, 2019
胸椎後方伸筋群の横断面積のMRIによる10年間の縦断的研究

梅澤仁, 大門憲史, 藤原広和, 岡田英次朗, 野尻賢哉, 加藤裕幸, 清水健太郎, 石濱寛子, 藤田順之, 辻崇, 中村雅也, 松本守雄, 渡辺航太

第48回日本脊椎脊髄病学会, Apr, 2019
MRIのアーチファクト病変との鑑別

藤原広和

明石町 Radiology Conference, Feb 15, 2019 Invited
Synthetic MRI for clinical imaging of the brain.

Hirokazu Fujiwara

The Future of Quantitative MRI, Apr 15, 2018 Invited
astroblastomaの一例

FUJIWARA HIROKAZU

第37回神経放射線ワークショップ, Jun, 2017
遺残した思春期特発性側彎症の腰椎カーブは腰椎椎間板変性を促進させる

鈴木, 悟士, 藤原, 広和, 藤田, 順之, 八木, 満, 野原, 亜也斗, 川上, 紀明, 道川, 武紘, 名越, 慈人, 石井, 賢, 中村, 雅也, 松本, 守雄, 渡辺, 航太

Journal of Spine Research, Mar, 2017
MRIを用いた無症候性健常者の頸椎加齢性変化に関する20年の縦断的研究

大門, 憲史, 藤原, 広和, 西脇, 祐司, 岡田, 英次朗, 野尻, 賢哉, 渡辺, 雅彦, 加藤, 裕幸, 清水, 健太郎, 石濱, 寛子, 藤田, 順之, 辻, 崇, 中村, 雅也, 松本, 守雄, 渡辺, 航太

Journal of Spine Research, Mar, 2017
磁化率強調像（SWI）にて大脳皮質下白質に特徴的な低信号域を呈した進行性多巣性白質脳症の一例

FUJIWARA HIROKAZU

第46回日本神経放射線学会, Feb 16, 2017
思春期特発性側彎症の成人期における腰椎椎間板変性の検討

鈴木, 悟士, 藤原, 広和, 道川, 武紘, 藤田, 順之, 日方, 智宏, 岩波, 明生, 石井, 賢, 中村, 雅也, 松本, 守雄, 渡辺, 航太

Journal of Spine Research, Nov, 2016
硬膜動静脈瘻診療におけるultra-short TE MRI(silent MRA)の有用性

荒井, 信彦, 秋山, 武紀, 藤原, 広和, 陣崎, 雅弘, 吉田, 一成

脳血管内治療, Nov, 2016
Silent MRA of cerebral arteriovenous malformation and dural arteriovenous fistula

Hirokazu Fujiwara, Jun Kurasawa, Suketaka Momoshima, Masahiro Jinzaki

44th JSMRM, Sep, 2016
Area detector CT (ADCT: 320列CT) Aquilion ONEによる4D CTの脳神経外科領域画像診断での有用性

FUJIWARA HIROKAZU

第75回日本脳神経外科学会, Sep, 2016 Invited
頭部領域におけるSynthetic MRI

FUJIWARA HIROKAZU

第44回日本磁気共鳴医学会, Sep, 2016
パレコウイルス脳炎の一例

FUJIWARA HIROKAZU

第36回神経放射線ワークショップ, Jun, 2016

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