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- W3030687788 abstract "目的 探讨非小细胞肺癌(NSCLC) 125 I放射性粒子植入术中靶区的勾画对术后疗效的影响。 方法 选取自2012年1月至2014年12月在天津医科大学第二医院接受治疗的经病理学明确诊断的NSCLC患者60例,根据入组编号将患者分为两组,每组30例,组1依据胸部CT肺窗沿瘤体边缘直接勾画靶区,应用治疗计划系统(TPS)制定术前计划,指导术中 125 I放射性粒子植入;组2按照胸部CT肺窗沿瘤体边缘再外放0.5 cm认定为靶区,根据此靶区制定术前计划,再行 125 I放射性粒子植入。术后定期复查胸部CT及肺功能,比较两组患者肿瘤原位复发率及出现放射性肺损伤(RIPD)的情况,随访期为1年。根据术后第6个月时复查胸部CT结果,与粒子植入前进行比较,按照实体肿瘤疗效评价标准判定疗效。 结果 全部患者顺利完成粒子植入治疗,随访期内无死亡病例。组1与组2的有效率比较,差异无统计学意义(86.7% vs 90.0%;χ 2 =0.991, P =0.326);组1的肿瘤原位复发率显著高于组2,差异有统计学意义(20.0% vs 6.7%;χ 2 =2.071, P =0.043)。两组患者术后与术前肺功能指标FEV 1 %和DLCO%比较差异均无统计学意义( P >0.05)。 结论 按照胸部CT肺窗将沿瘤体边界外放0.5 cm后进行肺癌 125 I粒子植入,可减少肿瘤原位复发,且不会影响治疗效果及引发明显肺功能损伤。" @default.
- W3030687788 created "2020-06-05" @default.
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- W3030687788 date "2017-02-28" @default.
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- W3030687788 title "靶区勾画对 125 I放射性粒子植入治疗非小细胞肺癌效果的影响" @default.
- W3030687788 doi "https://doi.org/10.3877/cma.j.issn.2095-8773.2017.01.09" @default.
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