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CBCT影像引导非小细胞肺癌三维适形放疗靶区位置及体积变化分析 被引量:3

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摘要 尽管三维适形放疗(3D—CRT)以其照射野形状和剂量分布与肿瘤靶区的适形性为非小细胞肺癌(NSCLC)照射剂量的提高和正常组织的保护创造了条件,但摆位误差和器官运动等因素的影响导致了NSCLC 3D—CRT治疗计划制定时计划靶区(PTV)确定和施照过程中肿瘤位置的不确定性,而影像引导放疗(IGRT)是分析和解决摆位误差和器官运动等因素对PTV确定及其施照过程中肿瘤位置变化影响的重要途径。
出处 《中华放射医学与防护杂志》 CAS CSCD 北大核心 2008年第6期626-627,共2页 Chinese Journal of Radiological Medicine and Protection
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同被引文献21

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