Predicting therapeutic efficacy and liver failure of molecular targeted therapy for hepatocellular carcinoma using CT with blood flow and tissue analysis.
Project/Area Number |
19K08199
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Research Category |
Grant-in-Aid for Scientific Research (C)
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Allocation Type | Multi-year Fund |
Section | 一般 |
Review Section |
Basic Section 52040:Radiological sciences-related
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Research Institution | Kobe University |
Principal Investigator |
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Co-Investigator(Kenkyū-buntansha) |
鶴崎 正勝 近畿大学, 大学病院, 准教授 (00379356)
祖父江 慶太郎 神戸大学, 医学部附属病院, 准教授 (90622027)
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Project Period (FY) |
2019-04-01 – 2023-03-31
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Project Status |
Completed (Fiscal Year 2022)
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Budget Amount *help |
¥4,290,000 (Direct Cost: ¥3,300,000、Indirect Cost: ¥990,000)
Fiscal Year 2021: ¥1,040,000 (Direct Cost: ¥800,000、Indirect Cost: ¥240,000)
Fiscal Year 2020: ¥1,170,000 (Direct Cost: ¥900,000、Indirect Cost: ¥270,000)
Fiscal Year 2019: ¥2,080,000 (Direct Cost: ¥1,600,000、Indirect Cost: ¥480,000)
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Keywords | 肝細胞癌 / 分子標的療法 / ヨードマップ / バイオマーカー / Dual-Energy CT |
Outline of Research at the Start |
Dual-Energy CTで撮像を行ったヨード造影剤を用いたダイナミック造影CTの各時相データから得られる血流・組織解析法を用いることで,肝細胞癌に対する分子標的薬治療前後の3次元的な腫瘍内血流ならびに背景肝実質の性状を正確に評価でき,従来のSingle-Energy CTで行われるCT値で造影効果や背景肝実質を評価する方法と比較して抗腫瘍効果の正確な判定ならびに肝予備能悪化の予測が非侵襲的かつ同時に可能となり,患者の身体的・経済的負担が軽減できるとともに不要な治療の継続や肝不全の回避につながり生命予後の改善に寄与できる,
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Outline of Final Research Achievements |
The purpose of this study was to simultaneously evaluate the therapeutic efficacy of molecular targeted drugs for hepatocellular carcinoma and their effect on the background liver parenchyma using tissue material decomposition imaging obtained from Dual-Energy CT. Dynamic contrast-enhanced CT imaging could be obtained from 39 patients according to the protocol, and the patients were enrolled for this study. Response rate and progression free survival (PFS) after lenvatinib treatment were compared for each treatment response criteria (1) mRECIST, 2) Choi criteria, and 3) blood flow evaluation using iodine quantitative imaging in Dual-Energy CT. Iodine quantitative iodine imaging was the most useful for predicting of PFS after lenvatinib treatment.
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Academic Significance and Societal Importance of the Research Achievements |
Dual-Energy CTで撮像を行ったヨード造影剤を用いたダイナミック造影CTの各時相データから得られる血流・組織解析法を用いることで、肝細胞癌に対する分子標的薬治療前後の3次元的な腫瘍内血流ならびに背景肝実質の性状を正確に評価でき、従来のSingle-Energy CTで行われるCT値で造影効果や背景肝実質を評価する方法と比較して抗腫瘍効果の正確な判定ならびに肝予備能悪化の予測が非侵襲的かつ同時に可能となり、患者の身体的・経済的負担が軽減できるとともに不要な治療の継続や肝不全の回避につながり生命予後の改善に寄与できると考えた。
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Report
(5 results)
Research Products
(49 results)
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[Journal Article] Deep learning image reconstruction to improve accuracy of iodine quantification and image quality in dual-energy CT of the abdomen: a phantom and clinical study2022
Author(s)
Fukutomi A, Sofue K, Ueshima E, Negi N, Ueno Y, Tsujita Y, Yabe S, Yamaguchi T, Shimada R, Kusaka A, Hori M, Murakami T
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Journal Title
European Radiology
Volume: 33
Issue: 2
Pages: 1388-1399
DOI
Related Report
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[Journal Article] Report of the 20th Nationwide follow‐up survey of primary liver cancer in Japan2020
Author(s)
Kudo M, Izumi N, Kubo S, Kokudo N, Sakamoto M, Shiina S, Tateishi R, Nakashima O, Murakami T, Matsuyama Y, Takahashi A, Miyata H, Takayama T.
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Journal Title
Hepatology Research
Volume: 50
Issue: 1
Pages: 15-46
DOI
Related Report
Peer Reviewed / Open Access / Int'l Joint Research
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[Journal Article] Consensus report from the 8th International Forum for Liver Magnetic Resonance Imaging2020
Author(s)
Zech CJ, Ba-Ssalamah A, Berg T, Chandarana H, Chau GY, Grazioli L, Kim MJ, Lee JM, Merkle EM, Murakami T, Ricke J, B Sirlin C, Song B, Taouli B, Yoshimitsu K, Koh DM
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Journal Title
European Radiology
Volume: 30
Pages: 370-382
Related Report
Peer Reviewed / Open Access / Int'l Joint Research
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[Journal Article] Response Evaluation Criteria in Cancer of the Liver version?5 (RECICL 2019 revised version)2019
Author(s)
Kudo M, Ikeda M, Ueshima K, Sakamoto M, Shiina S, Tateishi R, Hasegawa K, Furuse J, Miyayama S, Murakami T, Yamashita T, Kokudo N.
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Journal Title
Hepatology Research
Volume: 49
Issue: 9
Pages: 981-989
DOI
Related Report
Peer Reviewed / Open Access / Int'l Joint Research
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[Journal Article] Clinical Practice Guidelines for Hepatocellular Carcinoma: The Japan Society of Hepatology 2017 (4th JSH-HCC Guidelines) a 2019 update2019
Author(s)
Kokudo N, Takemura N, Hasegawa K, Takayama T, Kubo S, Shimada M, Nagano H, Hatano E, Izumi N, Kaneko S, Kudo M, Iijima H, Genda T, Tateishi R, Torimura T, Igaki H, Kobayashi S, Sakurai H, Murakami T, Watadani T, Matsuyama Y
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Journal Title
Hepatol Res
Volume: 49(10)
Issue: 10
Pages: 1109-1113
DOI
Related Report
Peer Reviewed / Open Access / Int'l Joint Research
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[Presentation] Advanced CT techniques in the evaluation of hepatocellular carcinoma: Roles of ultra-high-resolution CT, dual-energy CT, contrast enhancement boost technique, and radiomics2022
Author(s)
Hori M, Sofue K, Yabe S, Nishigaki M, Akino N, Yamaguchi T, Tsujita Y, Ueshima E, Negi N, Kusaka A, Murakami T.
Organizer
Radiological Society of North America. 108th Scientific Assembly and Annual Meeting
Related Report
Int'l Joint Research
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[Presentation] Embolization Induced Tumor-Associated Macrophage Polarization in Tumor Immune Microenvironment can be Reprogrammed by Lenvatinib in a Rat Hepatoma Model2022
Author(s)
Ueshima E, Sofue K, Takaki H, Hirata Y, Kodama H, Hamada M, Matsushiro K, Sasaki K, Gentsu T, Okada T, Yamaguchi M, Yamakado K, Sugimoto K, Murakami T.
Organizer
Society of Interventional Radiology
Related Report
Int'l Joint Research
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[Presentation] Association of psoas muscle lean volume measured on dual-energy CT with relative dose intensity in patients with hepatocellular carcinoma treated with Lenvatinib.2020
Author(s)
Yamaguchi T, Sofue K, Ueshima E, Tsujita Y, Ueno Y, Okada T, Yamaguchi M, Nogami M, Hori M, Murakami T
Organizer
106th Radiological Society of North America, Scientific Assembly and Annual Meeting (RSNA2020)
Related Report
Int'l Joint Research / Invited
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[Presentation] Development and Assessment of Respiratory Motion-Resolved Hepatobiliary Phase Cine-MRI using Compressed SENSE for Stereotactic Body Radiotherapy in Liver Tumor2019
Author(s)
Shimada R, Sofue K, Kyotani K, Wang T, Ueno Y, Ishihara T, Horii S, Nogami M, Kusaka A, Murakami T
Organizer
105th Radiological Society of North America, Scientific Assembly and Annual Meeting.
Related Report
Int'l Joint Research
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