体表面画像誘導を用いた左乳房全切除術後の深吸気呼吸停止下照射におけるセットアップ精度
【目的】左乳房全切除術後深吸気呼吸停止下照射における体表面誘導放射線治療（surface guided radiotherapy: SGRT）システムを用いたセットアップ精度を評価すること．【方法】深吸気呼吸停止下での左乳房全切除術後放射線治療を受けた患者14名を対象とし，SGRTシステムによるセットアップ後に撮影したcone-beam computed tomography（CBCT）と治療計画用CTとの照合結果をセットアップ精度として後方視的に評価した．【結果】セットアップエラーの平均値±標準偏差は，腹背，頭尾，左右方向でそれぞれ0.2±2.1 mm，−0.1±3.5 mm，0.4±2.1...
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| Published in | 日本放射線技術学会雑誌 Vol. 81; no. 5; p. 25-1538 |
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| Main Authors | , , , , , , , |
| Format | Journal Article |
| Language | Japanese |
| Published |
公益社団法人 日本放射線技術学会
2025
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| Subjects | |
| Online Access | Get full text |
| ISSN | 0369-4305 1881-4883 |
| DOI | 10.6009/jjrt.25-1538 |
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| Abstract | 【目的】左乳房全切除術後深吸気呼吸停止下照射における体表面誘導放射線治療（surface guided radiotherapy: SGRT）システムを用いたセットアップ精度を評価すること．【方法】深吸気呼吸停止下での左乳房全切除術後放射線治療を受けた患者14名を対象とし，SGRTシステムによるセットアップ後に撮影したcone-beam computed tomography（CBCT）と治療計画用CTとの照合結果をセットアップ精度として後方視的に評価した．【結果】セットアップエラーの平均値±標準偏差は，腹背，頭尾，左右方向でそれぞれ0.2±2.1 mm，−0.1±3.5 mm，0.4±2.1 mm，Yaw，Roll，Pitchで−0.1±0.8°，0.5±0.9°，0.9±1.0°であった．【結語】左乳房全切除術後深吸気呼吸停止下照射において，SGRTシステムにより全治療の82%で5 mm以内の精度でセットアップが可能であった． |
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| AbstractList | 【目的】左乳房全切除術後深吸気呼吸停止下照射における体表面誘導放射線治療（surface guided radiotherapy: SGRT）システムを用いたセットアップ精度を評価すること．【方法】深吸気呼吸停止下での左乳房全切除術後放射線治療を受けた患者14名を対象とし，SGRTシステムによるセットアップ後に撮影したcone-beam computed tomography（CBCT）と治療計画用CTとの照合結果をセットアップ精度として後方視的に評価した．【結果】セットアップエラーの平均値±標準偏差は，腹背，頭尾，左右方向でそれぞれ0.2±2.1 mm，−0.1±3.5 mm，0.4±2.1 mm，Yaw，Roll，Pitchで−0.1±0.8°，0.5±0.9°，0.9±1.0°であった．【結語】左乳房全切除術後深吸気呼吸停止下照射において，SGRTシステムにより全治療の82%で5 mm以内の精度でセットアップが可能であった． |
| Author | 吉村, 通央 中田, 学 田上, 穂 佐々木, 誠 松下, 矩正 藤本, 隆広 溝脇, 尚志 小野, 幸果 |
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| References | 16） Kadman B, Takemura A, Ito T, et al. Accuracy of patient setup positioning using surface-guided radiotherapy with deformable registration in cases of surface deformation. J Appl Clin Med Phys 2022; 23: e13493. 3） Taylor C, Correa C, Duane FK, et al. Estimating the risks of breast cancer radiotherapy: evidence from modern radiation doses to the lungs and heart and from previous randomized trials. J Clin Oncol 2017; 35: 1641–1649. 7） Simonetto C, Eidemüller M, Gaasch A, et al. Does deep inspiration breath-hold prolong life? Individual risk estimates of ischaemic heart disease after breast cancer radiotherapy. Radiother Oncol 2019; 131: 202–207. 10） Laaksomaa M, Sarudis S, Rossi M, et al. AlignRT® and Catalyst™ in whole-breast radiotherapy with DIBH: is IGRT still needed? J Appl Clin Med Phys 2019; 20: 97–104. 15） Kojima H, Takemura A, Kurokawa S, et al. Evaluation of technical performance of optical surface imaging system using conventional and novel stereotactic radiosurgery algorithms. J Appl Clin Med Phys 2021; 22: 58–68. 13） Xiao A, Crosby J, Malin M, et al. Single-institution report of setup margins of voluntary deep-inspiration breath-hold (DIBH) whole breast radiotherapy implemented with real-time surface imaging. J Appl Clin Med Phys 2018; 19: 205–213. 6） Borst GR, Sonke JJ, Den Hollander S, et al. Clinical results of image-guided deep inspiration breath hold breast irradiation. Int J Radiat Oncol Biol Phys 2010; 78: 1345–1351. 11） Stanley DN, Mcconnell KA, Kirby N, et al. Comparison of initial patient setup accuracy between surface imaging and three point localization: a retrospective analysis. J Appl Clin Med Phys 2017; 18: 58–61. 9） Hamming VC, Visser C, Batin E, et al. Evaluation of a 3D surface imaging system for deep inspiration breath-hold patient positioning and intra-fraction monitoring. Radiat Oncol 2019; 14: 125. 1） McGale P, Taylor C, Correa C, et al. Effect of radiotherapy after mastectomy and axillary surgery on 10-year recurrence and 20-year breast cancer mortality: meta-analysis of individual patient data for 8135 women in 22 randomised trials. Lancet 2014; 383: 2127–2135. 5） Nissen HD, Appelt AL. Improved heart, lung and target dose with deep inspiration breath hold in a large clinical series of breast cancer patients. Radiother Oncol 2013; 106: 28–32. 12） Besl PJ, McKay ND. A method for registration of 3-D shapes. IEEE Trans Pattern Anal Mach Intell 1992; 14: 239–256. 4） Darby SC, Ewertz M, McGale P, et al. Risk of ischemic heart disease in women after radiotherapy for breast cancer. N Engl J Med 2013; 368: 987–998. 8） Kügele M, Mannerberg A, Nørring Bekke S, et al. Surface guided radiotherapy (SGRT) improves breast cancer patient setup accuracy. J Appl Clin Med Phys 2019; 20: 61–68. 14） Al-Hallaq HA, Cerviño L, Gutierrez AN, et al. AAPM task group report 302: surface-guided radiotherapy. Med Phys 2022; 49: e82–e112. 2） Taylor CW, Wang Z, Macaulay E, et al. Exposure of the heart in breast cancer radiation therapy: a systematic review of heart doses published during 2003 to 2013. Int J Radiat Oncol Biol Phys 2015; 93: 845–853. 17） Meyer J, Smith W, Geneser S, et al. Characterizing a deformable registration algorithm for surface-guided breast radiotherapy. Med Phys 2020; 47: 352–362. |
| References_xml | – reference: 9） Hamming VC, Visser C, Batin E, et al. Evaluation of a 3D surface imaging system for deep inspiration breath-hold patient positioning and intra-fraction monitoring. Radiat Oncol 2019; 14: 125. – reference: 2） Taylor CW, Wang Z, Macaulay E, et al. Exposure of the heart in breast cancer radiation therapy: a systematic review of heart doses published during 2003 to 2013. Int J Radiat Oncol Biol Phys 2015; 93: 845–853. – reference: 4） Darby SC, Ewertz M, McGale P, et al. Risk of ischemic heart disease in women after radiotherapy for breast cancer. N Engl J Med 2013; 368: 987–998. – reference: 13） Xiao A, Crosby J, Malin M, et al. Single-institution report of setup margins of voluntary deep-inspiration breath-hold (DIBH) whole breast radiotherapy implemented with real-time surface imaging. J Appl Clin Med Phys 2018; 19: 205–213. – reference: 15） Kojima H, Takemura A, Kurokawa S, et al. Evaluation of technical performance of optical surface imaging system using conventional and novel stereotactic radiosurgery algorithms. J Appl Clin Med Phys 2021; 22: 58–68. – reference: 17） Meyer J, Smith W, Geneser S, et al. Characterizing a deformable registration algorithm for surface-guided breast radiotherapy. Med Phys 2020; 47: 352–362. – reference: 3） Taylor C, Correa C, Duane FK, et al. Estimating the risks of breast cancer radiotherapy: evidence from modern radiation doses to the lungs and heart and from previous randomized trials. J Clin Oncol 2017; 35: 1641–1649. – reference: 14） Al-Hallaq HA, Cerviño L, Gutierrez AN, et al. AAPM task group report 302: surface-guided radiotherapy. Med Phys 2022; 49: e82–e112. – reference: 7） Simonetto C, Eidemüller M, Gaasch A, et al. Does deep inspiration breath-hold prolong life? Individual risk estimates of ischaemic heart disease after breast cancer radiotherapy. Radiother Oncol 2019; 131: 202–207. – reference: 10） Laaksomaa M, Sarudis S, Rossi M, et al. AlignRT® and Catalyst™ in whole-breast radiotherapy with DIBH: is IGRT still needed? J Appl Clin Med Phys 2019; 20: 97–104. – reference: 1） McGale P, Taylor C, Correa C, et al. Effect of radiotherapy after mastectomy and axillary surgery on 10-year recurrence and 20-year breast cancer mortality: meta-analysis of individual patient data for 8135 women in 22 randomised trials. Lancet 2014; 383: 2127–2135. – reference: 11） Stanley DN, Mcconnell KA, Kirby N, et al. Comparison of initial patient setup accuracy between surface imaging and three point localization: a retrospective analysis. J Appl Clin Med Phys 2017; 18: 58–61. – reference: 16） Kadman B, Takemura A, Ito T, et al. Accuracy of patient setup positioning using surface-guided radiotherapy with deformable registration in cases of surface deformation. J Appl Clin Med Phys 2022; 23: e13493. – reference: 8） Kügele M, Mannerberg A, Nørring Bekke S, et al. Surface guided radiotherapy (SGRT) improves breast cancer patient setup accuracy. J Appl Clin Med Phys 2019; 20: 61–68. – reference: 6） Borst GR, Sonke JJ, Den Hollander S, et al. Clinical results of image-guided deep inspiration breath hold breast irradiation. Int J Radiat Oncol Biol Phys 2010; 78: 1345–1351. – reference: 12） Besl PJ, McKay ND. A method for registration of 3-D shapes. IEEE Trans Pattern Anal Mach Intell 1992; 14: 239–256. – reference: 5） Nissen HD, Appelt AL. Improved heart, lung and target dose with deep inspiration breath hold in a large clinical series of breast cancer patients. Radiother Oncol 2013; 106: 28–32. |
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| SubjectTerms | breast cancer deep inspiration breath hold post-mastectomy radiotherapy setup accuracy surface guided radiotherapy |
| Title | 体表面画像誘導を用いた左乳房全切除術後の深吸気呼吸停止下照射におけるセットアップ精度 |
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