图像引导放射治疗

随着图像处理技术和肿瘤放射治疗技术的发展，图像引导放射治疗（IGRT）必将成为二十一世纪放射治疗技术的主流。

With the progress of the radiation therapy and image processing , image-guided radiation therapy ( IGRT ) must be the leading technology of radiation therapy in the 21st century .

背景与目的图像引导放射治疗（IGRT）技术是近年来出现并应用于临床的精确放射治疗技术。

Background and objective Image guided radiotherapy ( IGRT ) is a new precise radiotherapy applied in clinic .

图像引导放射治疗研究及其发展

Research and advancement of image-guided radiotherapy

随着图像引导放射治疗的发展，呼吸运动引起的胸腹部肿瘤靶区及周围器官的运动及其对放射治疗分次内实际受照射剂量分布的影响在临床越来越受到重视。

With the development of image-guide radiotherapy , the dose effect caused by respiratory motions on thorax and abdomen sites and intra-fractional motions is becoming a challenging problem .

对于图像引导的放射治疗时代来说，这是一个越来越被重视的难点和热点。

For image guided radiotherapy for age , this has taken more and more attention .

其他应用包括图像引导治疗和放射治疗计划创造煽动缺氧，如生物因素的影响。

Other applications include the instigation of image-guided therapies and creation of radiotherapy treatment plans based on biological factors such as hypoxia .

目的：探讨在头颈肿瘤图像引导调强放射治疗中，摆位误差对靶区和危及器官物理剂量变化的影响。

Objective : To evaluate the effect of the setup error on the physics dose distribution of targets and peripheral organs at risk ( OAR ) undergoing the intensity modulated radiation therapy for carcinoma of head and neck .

目的：探讨图像引导头颈部癌放射治疗过程中，腮腺因解剖学变化导致的剂量变化。

Objective : To analyze changes in parotid glands dose resulting from anatomic changes throughout a course of image-guided radiotherapy in a cohort of head-and-neck patients .