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立体定向放射治疗
释义
立体定向放射治疗
Encyclopedia
医学
放射治疗
释
stereotactic radiotherapy; SRT
立体定向放射治疗
采用非共面旋转照射或多个固定野定向集束照射技术,实现病灶中心高剂量,而周边剂量迅速跌落的剂量分布的放射治疗技术。采用该技术可以使局部病灶接受达到消融的放射治疗剂量,因而又称立体定向放射消融治疗(stereotactic ablative radiotherapy, SABR)。
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uniform difference scheme
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