又另外挑选了10例鼻咽癌(Nasopharyngeal Carcinoma，NPC)患者，把摆位误差应用到治疗计划中，分析误差对各个靶区和周围危及器官(Organ at risk，OAR)的物理剂量的影响。

• Also we choose ten nasopharyngeal carcinoma (NPC) patients among those, apply setup error into the TPS to analyze the effect resulted from dose of every targets and peripheral organ at risk (OAR) .