SHIMOHIGASHI YOSHINOBU 下東吉信

… Alternative Names

Shimohigashi Yoshinobu 下東吉信

Less

Researcher Number	60771110
Other IDs
Affiliation (Current)	2025: 熊本大学, 病院, 診療放射線技師
Affiliation (based on the past Project Information) *help	2019 – 2023: 熊本大学, 病院, 診療放射線技師 2020: 熊本大学, 病院, 主任診療放射線技師 2017 – 2018: 熊本大学, 医学部附属病院, 診療放射線技師
Review Section/Research Field	Principal Investigator Basic Section 52040:Radiological sciences-related / Radiation science
Keywords	Principal Investigator 4D-CBCT / 非剛体画像レジストレーション / 体内線量分布計算 / 体内線量分布 / 4D-CT / 位置照合 / 逐次近似法 / IGRT / 4次元コーンビームCT / 画像再構成法 … More / 画像再構成 / 定位放射線治療 / In-treatment 4D-CBCT / PTVマージン / 胃MLAT / Intreatment-4D-CBCT / 最適化 / 位置照合精度 / 画質改善 / 体幹部定位放射線治療 / ４次元コーンビームCT Less

4次元コーンビームCTを利用した体内線量分布計算システムの確立Principal Investigator
- Principal Investigator
  
  下東吉信
- Project Period (FY)
  2020 – 2024
- Research Category
  
  Grant-in-Aid for Early-Career Scientists
- Review Section
  
  Basic Section 52040:Radiological sciences-related
- Research Institution
  Kumamoto University
Optimization of image quality and target position accuracy for four-dimensional cone-beam computed tomographyPrincipal Investigator
- Principal Investigator
  
  Shimohigashi Yoshinobu
- Project Period (FY)
  2017 – 2020
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Radiation science
- Research Institution
  Kumamoto University

All 2024 2023 2022 2021 2020 2019 2018 2017

All Journal Article Presentation

[Journal Article] Influence of Respiratory Motion on Dose Distribution in Gastric Mucosa-associated Lymphoid Tissue Lymphoma Radiotherapy2024
- Author(s)
  TADASHI MATSUMOTO, RYO TOYA,2, YOSHINOBU SHIMOHIGASHI, KOHSEI YAMAGUCHI, TAKAHIRO WATAKABE, TOMOHIKO MATSUYAMA, YOSHIYUKI FUKUGAWA, YUDAI KAI and NATSUO OYA
- Journal Title
  
  ANTICANCER RESEARCH
  
  Volume: 44 Issue: 2 Pages: 687-694
- DOI
  10.21873/anticanres.16859
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-20K16793, KAKENHI-PROJECT-22K15848
[Journal Article] Validation of four-dimensional computed tomography without external reference respiratory signals for radiation treatment planning of lung tumors2022
- Author(s)
  Doi Y, Shimohigashi Y, Kai Y, Maruyama M, Toya R.
- Journal Title
  
  Biomed Phys Eng Express
  
  Volume: 8(5) Issue: 5 Pages: 055024-055024
- DOI
  10.1088/2057-1976/ac8555
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20K16793
[Journal Article] Impact of metal artifact reduction algorithm on gross tumor volume delineation in tonsillar cancer: reducing the interobserver variation2022
- Author(s)
  Fukugawa Y, Toya R, Matsuyama T, Watakabe T, Shimohigashi Y, Kai Y, Matsumoto T, Oya N.
- Journal Title
  
  BMC Med Imaging
  
  Volume: 22(1) Issue: 1 Pages: 161-161
- DOI
  10.1186/s12880-022-00889-0
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-20K16793, KAKENHI-PROJECT-22K15848
[Journal Article] Impact of four-dimensional cone-beam computed tomography on target localization for gastric mucosa-associated lymphoid tissue lymphoma radiotherapy: reducing planning target volume2021
- Author(s)
  Shimohigashi Y, Toya R, Saito T, Kono Y, Doi Y, Fukugawa Y, Watakabe T, Matsumoto T, Kai Y, Maruyama M, Oya N.
- Journal Title
  
  Radiation Oncology
  
  Volume: 16 Issue: 1 Pages: 14-14
- DOI
  10.1186/s13014-020-01734-w
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-20K16793, KAKENHI-PROJECT-18K07758, KAKENHI-PROJECT-17K16459
[Journal Article] Plan Quality Comparisons Between 3D-CRT, IMRT, and VMAT Based on 4D-CT for Gastric MALT Lymphoma2021
- Author(s)
  Matsumoto T, Toya R, Shimohigashi Y, Watakabe T, Matsuyama T, Saito T, Fukugawa Y, Kai Y, Oya N.
- Journal Title
  
  Anticancer Research
  
  Volume: 41 (8) Issue: 8 Pages: 3941-3947
- DOI
  10.21873/anticanres.15190
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20K16793
[Journal Article] Image quality evaluation of in-treatment four-dimensional cone-beam computed tomography in volumetric-modulated arc therapy for stereotactic body radiation therapy2019
- Author(s)
  Shimohigashi, Y. Doi, Y. Kouno, Y. Yotsuji, Y. Maruyama, M. Kai, Y. Toya, R.
- Journal Title
  
  Phys Med
  
  Volume: 68 Pages: 10-16
- DOI
  10.1016/j.ejmp.2019.11.003
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18K07758, KAKENHI-PROJECT-17K16459
[Journal Article] Target volume and motion position evaluation of four-dimensional cone-beam CT: comparison with 4D-CT using dynamic thorax phantom2019
- Author(s)
  Yasuhiro Doi, Yoshinobu Shimohigashi, Yohei Yotsuji, Masato Maruyama, Yudai Kai, Ryo Toya
- Journal Title
  
  Biomedical Physics & Engineering Express
  
  Volume: 5 Issue: 3 Pages: 035016-035016
- DOI
  10.1088/2057-1976/ab1054
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17K16459, KAKENHI-PROJECT-18K07758
[Journal Article] Image quality of four-dimensional cone-beam computed tomography obtained at various gantry rotation speeds for liver stereotactic body radiation therapy with fiducial markers2018
- Author(s)
  Shimohigashi Yoshinobu、Araki Fujio、Maruyama Masato、Yonemura Keisuke、Nakaguchi Yuji、Kai Yudai、Toya Ryo
- Journal Title
  
  Physica Medica
  
  Volume: 45 Pages: 19-24
- DOI
  10.1016/j.ejmp.2017.11.020
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-17K16459, KAKENHI-PROJECT-15K09897
[Journal Article] Four-dimensional cone-beam computed tomography-guided radiotherapy for gastric lymphoma2017
- Author(s)
  Toya Ryo、Saito Tetsuo、Shimohigashi Yoshinobu、Yotsuji Yohei、Matsuyama Tomohiko、Watakabe Takahiro、Kai Yudai、Yamashita Yasuyuki、Oya Natsuo
- Journal Title
  
  Jpn J Radiol
  
  Volume: 36 Issue: 2 Pages: 159-163
- DOI
  10.1007/s11604-017-0698-8
- NAID
  210000185088
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-16K10285, KAKENHI-PROJECT-17K16459
[Presentation] HyperArcのQA/QC2023
- Author(s)
  下東吉信，土井康寛
- Organizer
  第21回熊本放射線治療物理・技術研究会（2023年度日本放射線技術学会九州支部放射線治療セミナー）
- Data Source
  KAKENHI-PROJECT-20K16793
[Presentation] 専門部会講座（放射線治療部会）入門編小照射野の線量計測 IAEA TRS-4832023
- Author(s)
  下東吉信
- Organizer
  第79回日本放射線技術学会総会学術大会
- Data Source
  KAKENHI-PROJECT-20K16793
[Presentation] 体表面画像とX線画像を統合した画像誘導システムとCBCTの位置検出精度の比較2023
- Author(s)
  倉岡杏希子,下東吉信、丸山雅人、筧清孝、土井康寛、堺枝里子、松山倫延
- Organizer
  第79回日本放射線技術学会総会学術大会
- Data Source
  KAKENHI-PROJECT-20K16793
[Presentation] ExacTrac DynamicとCBCTの位置照合による軸外ターゲットの位置精度評価2023
- Author(s)
  土井康寛，下東吉信，四辻遥平，丸山雅人
- Organizer
  日本放射線腫瘍学会第36回学術大会
- Data Source
  KAKENHI-PROJECT-20K16793
[Presentation] 熊本大学病院における放射線治療計画作業補助業務の現状と課題2023
- Author(s)
  下東吉信
- Organizer
  第39回日本診療放射線技師学術大会および第30回東アジア学術交流大会
- Data Source
  KAKENHI-PROJECT-20K16793
[Presentation] Determination of planning target volume margin for gastric lymphoma radiotherapy using daily four-dimensional cone-beam computed tomography2020
- Author(s)
  Yoshinobu shimohigashi, Yasuhiro Doi, Yumiko Kono, Masato Maruyama, Yudai Kai, Ryo Toya.
- Organizer
  2020 Joint AAPM/COMP Meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K16793
[Presentation] Validation of four-dimensional computed tomography without an external respiratory signals device for the radiotherapy planning of lung cancer patients2020
- Author(s)
  Yoshinobu shimohigashi, Yasuhiro Doi, Yumiko Kono, Masato Maruyama, Yudai Kai, Ryo Toya.
- Organizer
  2020 Joint AAPM/COMP Meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K16459
[Presentation] 肺腫瘍の放射線治療計画におけるDevice-less 4D-CTの評価2020
- Author(s)
  土井康寛、下東吉信、甲斐祐大、倉岡杏希子、松山倫延、幸野佑光子、丸山雅人
- Organizer
  日本放射線技術学会第76回総会学術大会 Web開催
- Data Source
  KAKENHI-PROJECT-17K16459
[Presentation] 呼吸性移動を伴う腫瘍に対する画像誘導放射線治療2020
- Author(s)
  下東吉信
- Organizer
  第13回南九州地域放射線治療技術合同研究会
- Data Source
  KAKENHI-PROJECT-17K16459
[Presentation] 肺の放射線治療計画におけるDevice-less 4D-CTの評価2020
- Author(s)
  土井康寛、下東吉信、甲斐祐大、倉岡杏希子、松山倫延、幸野佑光子、丸山雅人
- Organizer
  第13回南九州地域放射線治療技術合同研究会
- Data Source
  KAKENHI-PROJECT-17K16459
[Presentation] Determination of planning target volume margin for gastric lymphoma radiotherapy using daily four-dimensional cone-beam computed tomography2020
- Author(s)
  Yoshinobu shimohigashi, Yasuhiro Doi, Yumiko Kono, Masato Maruyama, Yudai Kai, Ryo Toya.
- Organizer
  2020 Joint AAPM/COMP Meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K16459
[Presentation] Determination of Planning Target Volume Margin for Gastric Lymphoma Radiotherapy Using Daily Four-Dimensional Cone-Beam Computed Tomography2020
- Author(s)
  Y Shimohigashi, Y Doi, Y Kono, M Maruyama, Y Kai, R Toya
- Organizer
  2020 joint AAPM/COMP Meeting VIRTUAL
- Data Source
  KAKENHI-PROJECT-17K16459
[Presentation] Validation of four-dimensional computed tomography without an external respiratory signals device for the radiotherapy planning of lung cancer patients2020
- Author(s)
  Yoshinobu shimohigashi, Yasuhiro Doi, Yumiko Kono, Masato Maruyama, Yudai Kai, Ryo Toya.
- Organizer
  2020 Joint AAPM/COMP Meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K16793
[Presentation] Validation of Four-Dimensional Computed Tomography Without An External Respiratory Signals Device for the Radiotherapy Planning of Lung Cancer Patients2020
- Author(s)
  Y Shimohigashi, Y Doi, Y Kono, M Maruyama, Y Kai, R Toya
- Organizer
  2020 joint AAPM/COMP Meeting VIRTUAL
- Data Source
  KAKENHI-PROJECT-17K16459
[Presentation] Image Quality of In-Treatment 4D-CBCT Obtained at Various Prescription Doses in VMAT for SBRT of Lung Tumor: A Phantom Study2019
- Author(s)
  YOSHINOBU SHIMOHIGASHI, YASUHIRO DOI, MASATO MARUYAMA, YOHEI YOTSUJI, YUDAI KAI and RYO TOYA
- Organizer
  ESTRO 38 conference
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K16459
[Presentation] Image Quality of In-treatment 4D-CBCT obtained at various prescription doses in VMAT for SBRT of lung tumor: A phantom study2019
- Author(s)
  Yoshinobu Shimohigashi, Yasuhiro Doi, Masato Maruyama, Yohei Yotsuji, Yudai Kai and Ryo Toya
- Organizer
  ESTRO 38 conference
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K16459
[Presentation] 4D-CBCTを用いた胃MALTリンパ腫の放射線治療におけるPTVマージンの評価2019
- Author(s)
  幸野佑光子、下東吉信、土井康寛、四辻瑶平、甲斐祐大、倉岡杏希子、松山倫延、折田史織、芳山史晃、丸山雅人、東家亮
- Organizer
  第17回熊本放射線治療物理・技術研究会
- Data Source
  KAKENHI-PROJECT-17K16459
[Presentation] 肺定位放射線治療におけるin-treatment 4D-CBCTの評価2019
- Author(s)
  土井康寛、下東吉信、四辻瑶平、甲斐祐大、倉岡杏希子、松山倫延、幸野佑光子、丸山雅人、東家亮
- Organizer
  第17回熊本放射線治療物理・技術研究会
- Data Source
  KAKENHI-PROJECT-17K16459
[Presentation] 肝腫瘍定位放射線治療におけるin-treatment 4D-CBCTの評価2019
- Author(s)
  土井康寛、下東吉信、四辻瑶平、甲斐祐大、倉岡杏希子、松山倫延、幸野佑光子、丸山雅人、東家亮
- Organizer
  第18回熊本県放射線技師会学術大会
- Data Source
  KAKENHI-PROJECT-17K16459
[Presentation] 肝腫瘍定位放射線治療における in treatment 4D-CBCT の評価2019
- Author(s)
  土井康寛，下東吉信，四辻瑶平，甲斐祐大，倉岡杏希子，中村祐也，松山倫延，丸山雅人
- Organizer
  第 12 回南九州地域放射線治療技術合同研究会
- Data Source
  KAKENHI-PROJECT-17K16459
[Presentation] 4D-CBCTを用いた胃MALTリンパ腫の放射線治療におけるPTVマージンの評価2019
- Author(s)
  幸野佑光子、下東吉信、土井康寛、四辻瑶平、甲斐祐大、倉岡杏希子、松山倫延、丸山雅人、東家亮
- Organizer
  第14回九州放射線医療学術大会
- Data Source
  KAKENHI-PROJECT-17K16459
[Presentation] Image quality of 4D-CBCT with varying gantry rotation speeds for liver SBRT with fiducial markers2017
- Author(s)
  Shimohigashi Yoshinobu、Araki Fujio、Maruyama Masato、Yonemura Keisuke、Nakaguchi Yuji、Kai Yudai、Toya Ryo
- Organizer
  第59回米国医学物理学会学術大会
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K16459
[Presentation] 肝臓SBRTにおけるガントリー回転速度の違いによる4D-CBCTの画質評価2017
- Author(s)
  米村圭祐，下東吉信，東家亮，丸山雅人，中口裕二，甲斐祐大，倉岡杏希子，松山倫延，中村祐也，大屋夏生
- Organizer
  第30回日本放射線腫瘍学術大会
- Data Source
  KAKENHI-PROJECT-17K16459
[Presentation] 4D-CBCTを用いた胃MALTリンパ腫に対する放射線治療の一例2017
- Author(s)
  四辻瑶平，下東吉信，米村圭祐，松山倫延，中村祐也，倉岡杏希子，甲斐祐大，中口裕二，丸山雅人，東家亮
- Organizer
  第15回熊本県放射線治療物理・技術研究会
- Data Source
  KAKENHI-PROJECT-17K16459

1. 山下康行

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
2. 東家亮

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
3. 甲斐祐大

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results

SHIMOHIGASHI YOSHINOBU 下東 吉信

Shimohigashi Yoshinobu 下東 吉信

Research Projects

Research Products

Co-Researchers

4次元コーンビームCTを利用した体内線量分布計算システムの確立Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Optimization of image quality and target position accuracy for four-dimensional cone-beam computed tomographyPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

[Journal Article] Influence of Respiratory Motion on Dose Distribution in Gastric Mucosa-associated Lymphoid Tissue Lymphoma Radiotherapy2024

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Validation of four-dimensional computed tomography without external reference respiratory signals for radiation treatment planning of lung tumors2022

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Impact of metal artifact reduction algorithm on gross tumor volume delineation in tonsillar cancer: reducing the interobserver variation2022

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Impact of four-dimensional cone-beam computed tomography on target localization for gastric mucosa-associated lymphoid tissue lymphoma radiotherapy: reducing planning target volume2021

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Plan Quality Comparisons Between 3D-CRT, IMRT, and VMAT Based on 4D-CT for Gastric MALT Lymphoma2021

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Image quality evaluation of in-treatment four-dimensional cone-beam computed tomography in volumetric-modulated arc therapy for stereotactic body radiation therapy2019

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Target volume and motion position evaluation of four-dimensional cone-beam CT: comparison with 4D-CT using dynamic thorax phantom2019

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Image quality of four-dimensional cone-beam computed tomography obtained at various gantry rotation speeds for liver stereotactic body radiation therapy with fiducial markers2018

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Four-dimensional cone-beam computed tomography-guided radiotherapy for gastric lymphoma2017

Author(s)

Journal Title

DOI

NAID

Data Source

[Presentation] HyperArcのQA/QC2023

Author(s)

Organizer

Data Source

[Presentation] 専門部会講座（放射線治療部会）入門編 小照射野の線量計測 IAEA TRS-4832023

Author(s)

Organizer

Data Source

[Presentation] 体表面画像とX線画像を統合した画像誘導システムとCBCTの位置検出精度の比較2023

Author(s)

Organizer

Data Source

[Presentation] ExacTrac DynamicとCBCTの位置照合による軸外ターゲットの位置精度評価2023

Author(s)

Organizer

Data Source

[Presentation] 熊本大学病院における放射線治療計画作業補助業務の現状と課題2023

SHIMOHIGASHI YOSHINOBU 下東吉信

Shimohigashi Yoshinobu 下東吉信

[Presentation] 専門部会講座（放射線治療部会）入門編小照射野の線量計測 IAEA TRS-4832023