研究業績（2020年）

英文原著論文・英文総説

• Image quality evaluation of intra-irradiation cone-beam computed tomography acquired during one- and two-arc prostate volumetric-modulated arc therapy delivery: a phantom study. Iramina H, Kitamura A, Nakamura M, Mizowaki T. J. Appl. Clin. Med. Phys., 21, 231~239, 2020
• Monte Carlo simulation of 6 MV dynamic wave VMAT deliveries by Vero4DRT linear accelerator using EGSnrc moving sources. Rostamzadeh M, Ishihara Y, Nakamura M, Popescu A, Mestrovic A, Gete E, Fedrigo R, Bergman A. J. Appl. Clin. Med. Phys., 21, 206~218, 2020
• An overview of the medical-physics-related verification system for radiotherapy multicenter clinical trials by Medical Physics Working Group in Japan Clinical Oncology Group – Radiation Therapy Study Group. Nishio T, Nakamura M, Okamoto H, Kito S, Minemura T, Ozawa S, Kumazaki Y, Ishikawa M, Tohyama N, Kurooka M, Nakashima T, Shimizu H, Suzuki R, Ishikura S, Nishimura Y. J. Radiat. Res., 61, 999~1008, 2020
• Quantification and correction of the scattered X- rays from a megavoltage photon beam to a linac-mounted kilovoltage imaging subsystem. Iramina H, Nakamura M, Miyabe Y, Mukumoto N, Ono T, Hirashima H, Mizowaki T. Br. J. Radiol. OPEN, 11, 20190048, 2020
• Validation of the clinical applicability of knowledge-based planning models in single-isocenter volumetric modulated arc therapy for multiple brain metastases. Kishi N, Nakamura M, Hirashima H, Mukumoto N, Takehana K, Uto M, Matsuo Y, Mizowaki T. J. Appl. Clin. Med. Phys., 21, 141~150, 2020
• Improvement of prediction and classification performance for gamma passing rate by using plan complexity and dosiomics features. Hirashima H, Ono T, Nakamura M, Miyabe Y, Mukumoto N, Iramina H, Mizowaki T. Radiother. Oncol., 153, 250~257, 2020
• Application and limitation of radiomics approach to prognostic prediction for lung stereotactic body radiotherapy using breath-hold CT images with random survival forest: A multi-institutional study. Kakino R, Nakamura M, Mitsuyoshi T, Shintani T, Kokubo M, Negoro Y, Fushiki M, Ogura M, Itasaka S, Yamauchi C, Otsu S, Sakamoto T, Sakamoto M, Araki N, Hirashima H, Adachi T, Matsuo Y, Mizowaki T. Med. Phys., 47, 4634~4643, 2020
• The gimbaled-head radiotherapy system: Rise and downfall of a dedicated system for dynamic tumour tracking with real-time monitoring and dynamic wavearc. Hiraoka M, Mizowaki T, Matsuo Y, Nakamura M, Verellen D. Radiother. Oncol., 153, 311~318, 2020
• Direct measurement and correction of both megavoltage and kilovoltage scattered X-rays for orthogonal kilovoltage imaging systems with dual flat panel detectors. Iramina H, Nakamura M, Mizowaki T. J. Appl. Clin. Med. Phys., 21, 143~154, 2020
• Positional repeatability and variation in internal and external markers during volumetric-modulated arc therapy under end-exhalation breath-hold conditions for pancreatic cancer patients. Sasaki M, Nakamura M, Ono T, Ashida R, Yoshimura M, Nakata M, Mizowaki T, Sugimoto N. J. Radiat. Res., 61, 755~765, 2020
• Organ at risk delineation for radiation therapy clinical trials: Global Harmonization Group consensus guidelines. Mir R, Kelly S, Xiao Y, Moore A, Clark C, Clementel E, Corning C, Ebert M, Hoskin P, Hurkmans C, Ishikura S, Kristensen I, Kry S, Lehmann J, Michalski J, Monti A, Nakamura M, Thompson K, Yang H, Zubizarreta E, Andratschke N, Miles E. Radiother. Oncol., 150, 30~39, 2020
• Independent calculation-based verification of volumetric-modulated arc therapy-stereotactic body radiotherapy plans for lung cancer. Ono T, Mitsuyoshi T, Shintani T, Tsuruta Y, Iramina H, Hirashima H, Miyabe Y, Nakamura M, Mizowkaki T. J. Appl. Clin. Med. Phys., 21, 135~143, 2020
• Impact of interfractional anatomical variation and setup correction methods on interfractional dose variation in IMPT and VMAT plans for pancreatic cancer patients: A planning study. Ashida R, Nakamura M, Yoshimura M, Mizowaki T. J. Appl. Clin. Med. Phys., 21, 49~59, 2020
• Radiotherapy planning techniques to reduce lung irradiation in head-and-neck cancer patients with mediastinal involvement. Kawamura M, Yoshimura M, Nakamura M, Ishihara Y, Mukumoto N, Hirashima H, Iramina H, Hiraoka M, Mizowaki T. Radiol. Phys. Tech., 13(2), 128~135, 2020
• Investigation of 4D dose in volumetric modulated arc therapy-based stereotactic body radiation therapy: does fractional dose or number of arcs matter? Shintani T, Nakamura M, Matsuo Y, Miyabe Y, Mukumoto N, Mitsuyoshi T, Iizuka Y, Mizowaki T. J. Radiat. Res., 61, 325~334, 2020
• Variation in target volume and centroid position due to breath-holding during four-dimensional computed tomography scanning: A phantom study. Miyamae Y, Akimoto M, Sasaki M, Fujimoto T, Yano S, Nakamura M. J. Appl. Clin. Med. Phys., 21, 11~17, 2020
• Questionnaire survey on treatment planning techniques for lung stereotactic body radiotherapy in Japan. Ueda Y, Takakura T, Ota S, Kito S, Sasaki K, Shimizu H, Tatsumi D, Yano S, Nakamura M. J. Radiat. Res., 61, 104~116, 2020
• Analyses of integrated EPID images for on-treatment quality assurance to account for interfractional variations in volumetric-modulated arc therapy. Matsushita N, Nakamura M, Sasaki M, Yano S, Yoshimura M, Mizowaki T. J. Appl. Clin. Med. Phys., 21, 110~116, 2020
• Comparison of radiomic features in diagnostic CT images with and without contrast enhancement in the delayed phase for NSCLC patient. Kakino R, Nakamura M, Mitsuyoshi T, Shintani T, Hirashima H, Matsuo Y, Mizowaki T. Phys. Med., 69, 176~182, 2020

国際学会発表

• Prediction of radiation pneumonitis after lung stereotactic body radiation therapy using dosiomics features: a retrospective multi-institutional study. Adachi T, Nakamura M, Shintani T, Mitsuyoshi T, Kakino R, Ogata T, Tanabe H, Ono T, Hirashima H, Sakamoto T, Kokubo M, Matsuo Y, Mizowaki T, 62^nd AAPM annual meeting
• Initial investigation of dose calculation on intra-irradiation cone-beam CT images. Iramina H, Nakamura M, Mizowaki T. 62^nd AAPM annual meeting
• Prognostic prediction for lung stereotactic body radiotherapy using breath-hold CT-based radiomic features with random survival forest: A multi-institutional study. Kakino R, Nakamura M, Mitsuyoshi T, Shintani T, Kokubo M, Negoro Y, Fushiki M, Ogura M, Itasaka S, Yamauchi C, Otsu S, Sakamoto T, Sakamoto M, Araki N, Hirashima H, Adachi T, Matsuo Y, Mizowaki T. 62^nd AAPM annual meeting

招待講演・セミナー・シンポジウム

• 「Artificial intelligence, radiomics and radiation oncology.」，The 14th Turkish Radiation Oncology，中村光宏
• 「高精度体幹部定位放射線治療を実現するイメージング技術とFFFモード」，第29回日本定位放射線治療学会，中村光宏
• 「肺癌に対する呼吸性移動対策」，中国・四国広域がんプロ養成コンソーシアム，中村光宏

受賞

• 第29回日本定位放射線治療学会 優秀演題，鶴田 裕輔
• 第29回日本定位放射線治療学会 優秀演題，小野 智博
• 第119回日本医学物理学会学術大会 大会長賞シルバー賞，伊良皆 拓
• Physics in Medicine and Biology: 2019 Reviewer Awards，中村 光宏
• Journal of Radiation Research: 2020 優秀査読者賞，中村 光宏

研究費