Dosimetric study of hippocampal protective whole brain radiotherapy based on Varian accelerator
XIE Xin1, LI Liang1, FAN Xuemei1, XU Yumei1, SHA Guanchen2, LIU Xiaoxiao1
1. Department of Radiotherapy, the Affiliated Hospital of Xuzhou Medical University, Xuzhou 221000 China; 2. Department of Biomedical Engineering, Xuzhou Medical University, Xuzhou 221000 China
[1] Kluska A, Stanisawek A, Kapuciński W, et al. Radiotherapy inpatients with brain metastases – state of the art[J]. Palliative Medicine, 2019, 11(1): 13-20. DOI: 10.5114/pm.2019.8384013-20 [2] 王翔, 马卫朝, 杨渊, 等. 四川省脑转移瘤病理确诊病例统计分析报告[J]. 四川医学,2019,40(9):939-943. DOI: 10.16252/j.cnki.issn1004-0501-2019.09.017 Wang X, Ma WC, Yang Y, et al. Statistical report of metastatic brain tumors histologically diagnosed in Sichuan Province in China[J]. Sichuan Med J, 2019, 40(9): 939-943. DOI: 10.16252/j.cnki.issn1004-0501-2019.09.017 [3] Gondi V, Tome WA, Marsh J, et al. Estimated risk of perihippocampal disease progression after hippocampal avoidance during whole-brain radiotherapy: safety profile for RTOG 0933[J]. Radiother Oncol, 2010, 95(3): 327-331. DOI: 10.1016/j.radonc.2010.02.030 [4] Rong Y, Evans J, Xu-Welliver M, et al. Dosimetric evaluation of intensity-modulated radiotherapy, volumetric modulated arc therapy, and helical tomotherapy for hippocampal-avoidance whole brain radiotherapy[J]. PLoS One, 2015, 10(4): e0126222. DOI: 10.1371/journal.pone.0126222 [5] Gondi V, Tolakanahalli R, Mehta M, et al. Hippocampal-sparing whole-brain radiotherapy: a “how-to” technique using helical therapy and linear accelerator-based intensity-modulated radiotherapy[J]. Int J Radiat Oncol Biol Phys, 2010, 78(4): 1244-1252. DOI: 10.1016/j.ijrobp.2010.01.039 [6] Jiang A, Sun W, Zhao F, et al. Dosimetric evaluation of four whole brain radiationtherapy approaches with hippocampus and inner ear avoidance and simultaneous integrated boost forlimited brain metastases[J]. Radiat Oncol, 2019, 14(1): 46. DOI: 10.1186/s13014-019-1255-7 [7] 程晓龙, 刘吉平, 王彬冰, 等. 全脑放疗中海马保护的关键问题研究[J]. 浙江医学,2018,40(21):2334-2338, 2342. DOI: 10.12056/j.issn.1006-2785.2018.40.21.2018-1903 Cheng XL, Liu JP, Wang BB, et al. Key issues of Hippocampus protection in whole brain radiotherapy[J]. Zhejiang Med J, 2018, 40(21): 2334-2338, 2342. DOI: 10.12056/j.issn.1006-2785.2018.40.21.2018-1903 [8] Krayenbuehl J, Di Martino M, Guckenberger M, et al. Improved plan quality with automated radiotherapy planning for whole brain with Hippocampus sparing: a comparison to the RTOG 0933 trial[J]. Radiat Oncol, 2017, 12(1): 1-7. DOI: 10.1186/s13014-017-0896-7 [9] Harth S, Abo-Madyan Y, Zheng L, et al. Estimation of intracranial failure risk following hippocampal-sparing whole brain radiotherapy[J]. Radiother Oncol, 2013, 109(1): 152-158. DOI: 10.1016/j.radonc.2013.09.009 [10] Gutiérrez AN, Westerly DC, Tomé W A, et al. Whole brain radiotherapy with hippocampal avoidance and simultaneously integrated brain metastases boost: a planning study[J]. Int J Radiat Oncol Biol Phys, 2007, 69(2): 589-97. DOI: 10.1016/j.ijrobp.2007.05.038 [11] Nevelsky A, Ieumwananonthachai N, Kaidar-Person O, et al. Hippocampal-sparing whole-brain radiotherapy using Elekta equipment[J]. J Appl Clin Med Phys, 2013, 14(3): 4205. DOI: 10.1120/jacmp.v14i3.4205 [12] Prokic V, Wiedenmann N, Fels F, et al. Whole brain irradiation with hippocampal sparing and dose escalation on multiple brain metastases: a planning study on treatment concepts[J]. Int J Radiat Oncol Biol Phys, 2013, 85(1): 264-270. DOI: 10.1016/j.ijrobp.2012.02.036 [13] Sood S, Pokhrel D, McClinton C, et al. Volumetric-modulated arc therapy (VMAT) for whole brain radiotherapy: not only for hippocampal sparing, but also for reduction of dose to organs at risk[J]. Med Dosim, 2017, 42(4): 375-383. DOI: 10.1016/j.meddos.2017.07.005 [14] 曾祥华, 李伶, 胡娟, 等. 全脑+同步推量放射治疗中海马保护计划设计研究[J]. 中国医学装备,2020,17(1):28-31. DOI: 10.3969/J.ISSN.1672-8270.2020.01.008 Zeng XH,Li L, Hu J, et al. Study on the design of protecting Hippocampus plan in radiotherapy of simultaneously integrated boost for whole brain[J]. China Med Equip, 2020, 17(1): 28-31. DOI: 10.3969/J.ISSN.1672-8270.2020.01.008 [15] 杨海燕, 孙冰, 王军良, 等. 全脑放疗中保护海马的调强计划设计[J]. 中国医学物理学杂志,2016,33(3):322-324. DOI: 10.3969/j.issn.1005-202X.2016.03.022 Yang HY, Sun B, Wang JL, et al. Whole brain intensity modulated radiotherapy with Hippocampus protection[J]. Chin J Med Phys, 2016, 33(3): 322-324. DOI: 10.3969/j.issn.1005-202X.2016.03.022 [16] 刘吉平, 程晓龙, 郭初晓, 等. 容积旋转调强和动态调强在海马规避全脑放疗中的剂量学比较[J]. 浙江医学,2020,42(4):330-333. DOI: 10.12056/j.issn.1006-2785.2020.42.4.2018-3038 Liu JP, Cheng XL, Guo CX, et al. Dosimetric comparison of volumetric modulated arc therapy and dynamic intensity modulated radiation therapy for hippocampal avoidance whole brain radiotherapy[J]. Zhejiang Med J, 2020, 42(4): 330-333. DOI: 10.12056/j.issn.1006-2785.2020.42.4.2018-3038 [17] 董昕, 周宗玫, 苗俊杰. 等局限期小细胞肺癌全脑预防照射保护海马回区的初步临床研究[J]. 中华放射肿瘤学杂志,2015,24(2):131-136. DOI: 10.3760/cma.j.issn.1004-4221.2015.02.007 Dong X, Zhou ZM, Miao JJ, et al. Primary clinical study of hippocampal-sparing prophylactic cranial irradiation in limited-stage small cell lung cancer[J]. Chin J Radiat Oncol, 2015, 24(2): 131-136. DOI: 10.3760/cma.j.issn.1004-4221.2015.02.007 [18] Kim KH, Chung JB, Suh TS, et al. Dosimetric and radiobiological comparison in different dose calculation grid sizes between Acuros XB and anisotropic analytical algorithm for prostate VMAT[J]. PLoS One, 2018, 13(11): e0207232. DOI: 10.1371/journal.pone.0207232 [19] Zieminski S, Khandekar M, Wang Y. Assessment of multi-criteria optimization (MCO) for volumetric modulated arc therapy (VMAT) in hippocampal avoidance whole brain radiation therapy (HA-WBRT)[J]. J Appl Clin Med Phys, 2018, 19(2): 184-190. DOI: 10.1002/acm2.12277 [20] Huq MS, Das IJ, Steinberg T, et al. A dosimetric comparison of various multileaf collimators[J]. Phys Med Biol, 2002, 47(12): 159-170. DOI: 10.1088/0031-9155/47/12/401 [21] Yuen AHL, Wu PM, Li AKL, et al. Volumetric modulated arc therapy (VMAT) for hippocampal-avoidance whole brain radiation therapy: planning comparison with Dual-arc and Split-arc partial-field techniques[J]. Radiat Oncol, 2020, 15(1): 42. DOI: 10.1186/s13014-020-01488-5 [22] Oh SA, Yea JW, Park JW, et al. Use of a head-tilting baseplate during volumetric-modulated arc therapy (VMAT) to better protect organs at risk in hippocampal sparing whole brain radiotherapy (HS-WBRT)[J]. PLoS One, 2020, 15(4): e0232430. DOI: 10.1371/journal.pone.0232430 [23] 周洋, 钱阅宬, 柳根. 头部肿瘤VMAT全脑放疗对剂量分布影响分析[J]. 中华放射肿瘤学杂志, 中华放射肿瘤学杂志,2019,28(9):692-695. DOI: 10.3760/cma.j.issn.1004-4221.2019.09.012 Zhou Y, Qian YC, Liu G. Influence of head position on radiation dose distribution in whole brain volune-modulated arc therapy[J]. Chin J Radiat Oncol, 2019, 28(9): 692-695. DOI: 10.3760/cma.j.issn.1004-4221.2019.09.012