Ito Kei

イトウケイ | Ito Kei

Affiliation and department：
Job title： Staff

Research field (1)： Radiology

Research keywords (6)： Radiation oncology , Stereotactic radiotherapy , Radiotherapy , Bone metastases , Cervical cancer , Head and neck cancer

Research theme for competitive and other funds (6)：

2024 - 2025 脊椎転移の再照射 SBRT における咽頭・食道の耐容線量の解明
2022 - 2025 Development of new treatment options in patients with cervical cancer who are unsuitable for intracavitary brachytherapy
2020 - 2024 Maide-to-order radiation therapy using functional imaging for locally advanced non-small cell lung cancer
2021 - 2022 子宮腔内照射が不適な子宮頸癌に対する定位放射線治療:第 I/II 相臨床試験
2020 - 2021 転移性脊髄圧迫に対する分離術および定位照射:第二相試験

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Papers (54)：

Kei Ito, Yujiro Nakajima, Shota Minakami, Yumiko Machitori, Yukio Hosomi, Kana Hashimoto, Makoto Saito, Keiko Nemoto Murofushi. Prophylactic cranial irradiation for limited-stage small-cell lung cancer in the modern magnetic resonance imaging era may be omitted: a propensity score-matched analysis. Journal of Radiation Research. 2024
Ryosuke Kita, Kei Ito, Ryunosuke Machida, Yuta Sekino, Naoki Nakamura, Yujiro Nakajima, Tetsuo Saito, Nobuki Imano, Haruhiko Fukuda, Yoshinori Ito, et al. Randomized phase III study comparing re-irradiation stereotactic body radiotherapy and conventional radiotherapy for painful spinal metastases: Japan Clinical Oncology Group study JCOG2211 (RESCORE study). Japanese Journal of Clinical Oncology. 2024
Fumiya Tsurumaki, Yujiro Nakajima, Kei Ito, Satoshi Kito, Riki Kikumura, Keiko Nemoto Murofushi, Atsunori Yorozu, Yukio Fujita. Optimal combination of collimator angles for dual-arc volumetric modulated arc therapy planning in stereotactic body radiotherapy for spinal metastases. Medical dosimetry : official journal of the American Association of Medical Dosimetrists. 2024
Hideyuki Harada, Naoto Shikama, Akifumi Notsu, Hiroki Shirato, Kazunari Yamada, Haruka Uezono, Yutaro Koide, Hikaru Kubota, Takuya Yamazaki, Kei Ito, et al. Multi-institutional prospective observational study of radiotherapy for metastatic bone tumor. Journal of radiation research. 2024
Kei Ito, Yujiro Nakajima, Kentaro Taguchi, Hiroaki Ogawa, Makoto Saito, Keiko Nemoto Murofushi. Phase II Clinical Trial of Second Course of Stereotactic Body Radiotherapy for Spinal Metastases. Cancers. 2024. 16. 12. 2286-2286

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MISC (34)：

伊藤慶. 脊椎 SBRT - 新たな武器を我々はどう使うのか. JASTRO NEWSLETTER. 2023. 147
Kei Ito. Stereotactic body radiotherapy for distant metastases. Japanese Journal of Urological Surgery. 2023. 36. 2. 138-143
伊藤慶, 中島祐二朗. 転移性脊椎腫瘍に対する体幹部定位放射線治療の普及へ向けて. 月刊インナービジョン2022年11月号. 2022. 37. 11. 50-53
川本晃史, 斉藤哲雄, 小杉崇, 中村直樹, 和田仁, 戸成綾子, 小川洋史, 三橋紀夫, 山田和成, 高橋健夫, et al. 出血性胃癌に対する緩和的放射線治療における症状スコアの経時的変化に関して多施設共同前向き観察研究の探索的解析(JROSG 17-3). Palliative Care Research. 2022. 17. Suppl. S.208-S.208
Kei Ito. Stereotactic body radiotherapy for bone metastases. Japanese Journal of Clinical Urology. 2022. 76. 8. 542-545

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Books (8)：

放射線治療計画ガイドライン2024年版
金原出版 2024 ISBN:430707131X
やさしくわかる放射線治療学改訂第2版
Gakken 2024 ISBN:4055200528
放射線治療学
南山堂 2023 ISBN:4525270977
Stereotactic Body Radiation Therapy: Principles and Practices
2023 ISBN:9819939771
がん・放射線療法改訂第8版
Gakken 2023 ISBN:4055200498

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Lectures and oral presentations (103)：

Spine SBRT3 (仮)
(The Korean Society of Spinal Tumor spring symposium 2025 (lecturer) 2025)
Spine SBRT2 (仮)
(The Korean Society of Spinal Tumor spring symposium 2025 (lecturer) 2025)
Spine SBRT1 (仮)
(The Korean Society of Spinal Tumor spring symposium 2025 (mini-lecturer) 2025)
Challenges in Multidisciplinary Collaboration for Bone Metastases: A Radiation Oncologist's Perspective
(2025)
Stereotactic Body Radiotherapy for oligo-bone metastases
(2025)

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Education (2)：

2014 - 2018 Juntendo University Graduate School of Medicine
2005 - 2011 Juntendo University Faculty of Medicine

Professional career (1)：

Ph.D. (Juntendo University)

Work history (6)：

2023/04 - 現在千葉大学病院放射線科非常勤講師
2023/04 - 現在 Komazawa University Faculty of Health Sciences
2019/04 - 現在 Tokyo Metropolitan Cancer and Infectious Diseases Center Komagome Hospital Radiology Staff
2016/04 - 2019/03 Tokyo Metropolitan Cancer and Infectious Diseases Center Komagome Hospital Radiology Clinical fellow
2013/04 - 2016/03 Tokyo Metropolitan Cancer and Infectious Diseases Center Komagome Hospital Radiology Senior resident

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Committee career (8)：

2023/06 - 現在日本臨床腫瘍研究グループ (JCOG). 放射線治療グループ, グループ代表委員
2023/03 - 現在日本放射線腫瘍学会 (JASTRO). 放射線治療計画ガイドライン改訂ワーキンググループ (転移緩和) 委員
2023/02 - 現在日本放射線腫瘍学会 (JASTRO). 放射線治療専門医制度委員会試験小委員会ジャンル別問題作成委員
2022/10 - 現在 Tokyo Metropolitan Komagome Hospital Clinical Research Committee/Council
2020/12 - 現在 Japanese Society for Radiation Oncology Guidelines on acute radiation dermatitis, member of systematic review

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Awards (12)：

2024/07 - Teladoc HEALTH The Best Doctors in Japan 2022-2023, 2023-2024, 2024-2025
2023/12 - 第36回日本放射線腫瘍学会優秀教育展示賞.
2023/12 - 36th JASTRO annual meeting Excellent Education Lecture Award.
2023/03 - 都立駒込病院優秀英文論文賞.
2023/01 - Japan Radiological Society 35th Excellent Paper Award.

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Association Membership(s) (3)：

American Society for Radiation Oncology (ASTRO) , Japanese Society for Radiation Oncology (JASTRO) , Japan Radiological Society (JRS)

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