V2EX organs at risk

Organs at Risk

释义 Definition

(放射治疗/放疗计划中)危及器官:指在照射靶区附近、需要尽量避免或限制受照剂量的正常器官或组织,以降低并发症风险。常缩写为 OARs

发音 Pronunciation (IPA)

/rnz t rsk/ (常见英式)
/rnz t rsk/ (常见美式)

例句 Examples

The spinal cord is an organ at risk in head-and-neck radiotherapy.
在头颈部放疗中,脊髓属于危及器官。

During IMRT planning, we set dose constraints for organs at risk to balance tumor control with toxicity.
在调强放疗(IMRT)计划中,我们为危及器官设定剂量限制,以在肿瘤控制与毒性反应之间取得平衡。

词源 Etymology

该短语由 organ(器官) + at risk(处于风险之中) 组成,属于医学/放射肿瘤学中的功能性术语,用来强调这些正常组织在治疗中面临潜在损伤风险,因此需要在计划设计时进行保护与剂量约束。

相关词 Related Words

文献与著作 Literary / Notable Works

  • *ICRU Report 83: Prescribing, Recording, and Reporting Photon-Beam Intensity-Modulated Radiation Therapy (IMRT)*(国际辐射单位与测量委员会报告,常讨论靶区与危及器官的记录与报告方式)
  • QUANTEC 系列论文(International Journal of Radiation Oncology Biology Physics, 2010;提供正常组织/危及器官的剂量-并发症相关综述与建议)
  • The Physics of Radiation Therapy(Faiz M. Khan 等放疗物理教材,常在计划与剂量限制章节涉及 OAR 概念)
  • Principles and Practice of Radiation Oncology(Perez & Brady 等经典放射肿瘤学教材,临床计划与正常组织保护内容中常见该术语)
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