期刊文献+
任意字段
题名或关键词
题名
关键词
文摘
作者
第一作者
机构
刊名
分类号
参考文献
作者简介
基金资助
栏目信息

放疗运动靶区的实时定位方法研究现状

原文传递
导出
摘要 调强放疗技术解决了静态靶区的适形治疗问题,但由于人体器官运动常引起靶区运动,计划时适形剂量分布在治疗时可能会偏离靶区,可能会出现边缘模糊效应和相互影响；加之器官（靶区）运动往往难以预测,因此需要发展实时定位方法。在此基础上,开展门控治疗和跟踪治疗技术,从而确保运动靶区的精确治疗。目前已有多种已处于临床应用或仍处于研究阶段的定位方法,下面分类介绍这些方法。
作者 郑超 戴建荣
机构地区 北京协和医学院中国医学科学院肿瘤医院肿瘤研究所放疗科
出处 《中华放射肿瘤学杂志》 CSCD 北大核心 2013年第1期67-70,共4页 Chinese Journal of Radiation Oncology
关键词 定位方法 放疗技术 靶区 运动 适形治疗 人体器官 剂量分布 模糊效应
分类号 R730 [医药卫生—肿瘤]
  • 相关文献

参考文献39

  • 1张永谦,戴建荣.器官运动对剂量分布的影响[J].中华放射医学与防护杂志,2007,27(2):206-208. 被引量：4
  • 2Murphy MJ. An automatic six-degree-of-freedom image registration algorithm for image-guided frameless stereotaxic radiosurgery. Med Phys, 1997,24 : 857 -866.
  • 3Fu D, Kuduvalli G. A fast, accurate, and automatic 2D-3D image registration for image-guided cranial radiosurgery. Med Phys, 2008,35:2180-2194.
  • 4Mao W, Hsu A, Riaz N, et al. Image-guided radiotherapy in near real time with intensity-modulated radiotherapy megavohage treatment beam imaging. Int J Radiat Oncol Biol Phys, 2009,75 : 603-610.
  • 5Park S J, Ionascu D, Hacker F, et al. Automatic marker detection and 3D position reconstruction using cine EPID images for SBRT verification. Med Phys,2009,36:4536-4546.
  • 6Shirato H, Shimizu S, Kunieda T,et al. Physical aspects of a real- time tumor-tracking system for gated radiotherapy. Int J Radiat Oncol Biol Phys ,2000,48 : 1187-1195.
  • 7Tang X, Sharp GC, Jiang SB. Fluoroscopic tracking of multiple implanted fidueial markers using multiple object tracking. Phys Med Bio1,2007,52:4081-4098.
  • 8Wiersma RD, Mao W,Xing L. Combined kV and MV imaging for real-time tracking of implanted fiducial markers. Med Phys,2008, 35:1191-1198.
  • 9Mao W, Wiersma RD, Xing L. Fast internal marker tracking algorithm for onboard MV and kV imaging systems. Med Phys, 2008,35 : 1942-1949.
  • 10Mao W, Riaz N, Lee L, et al. A fiducial detection algorithm for real-time image guided IMRT based on simultaneous MV and kV imaging. Med Phys,2008,35: 3554-64.

二级参考文献29

  • 1Evans PM, Coolens C, Nioutsikou E. Effects of averaging over motion and the resulting systematic errors in radiation therapy. Phys Med Biol, 2006, 51(1): N1-N7.
  • 2Li JG, Xing L. Inverse planning incorporating organ motion. Med Phys, 2000, 27(7): 1573-1578.
  • 3Engelsman M, Damon EM, Jaeger KD, et al. The effect of breathing and set-up errors on the cumulative dose to a lung tumor. Radiother Oncol, 2001, 60(1): 95-105.
  • 4Beckham WA, Keall PJ, Siebers ,JV. A fluence-convolution method to calculate radiation therapy dose distributions that incorporate random set-up error. Phys Med Biol, 2002, 47(19) : 3465-3473.
  • 5Zavgorodni S. The impact of inter-fraction dose variations on biological equivalent dose (BED): the concept of equivalent constant dose.Phys Med Biol, 2004, 49(23) : 5333-5345.
  • 6Yan D, Lockman D. Organ/Patient geometric variation in external beam radiotherapy and its effects. Med Phys, 2001, 28(4): 593-602.
  • 7Happerset L, Mageras GS, Zdefsky MJ, et al. A study of internal organ motion on dose escalation in conformal prostate treatments.Radiother Oncol,2003, 66(3) : 263-270.
  • 8ICRU, ICRU No, 62. Prescribing, recording, and reporting photon beam therapy (Supplement to ICRU Report 50). Bethesda: ICRU,1999.
  • 9Frazier RC, Vicini FA, Sharpe MB, et al. Impact of breathing motion on whole breast radiotherapy : a dosimetric analysis using active breathing control. Int J Radiat Oncol Biol Phys, 2004, 58(4) : 1041-1047.
  • 10Zhang TZ, Jeraj R, Keller H, et al. Treatment plan optimization incorporating respiratory motion. Med Phys, 2004, 31 (6) : 1576-1586.

共引文献3

中华放射肿瘤学杂志
2013年 第1期

相关作者

内容加载中请稍等...

相关机构

内容加载中请稍等...

相关主题

内容加载中请稍等...

浏览历史

内容加载中请稍等...
;
使用帮助 返回顶部