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TOMO对肺癌患者外周血T淋巴细胞亚群、血清CA125及毒副反应的影响

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摘要 目的:探讨tomo放疗对肺癌患者外周血T淋巴细胞亚群、血清CA125及毒副反应的影响。方法:2017年5月至2020年11月的100例肺癌患者根据放疗方式的不同分为对照组50例和研究组50例,对照组采用三维适形放疗,研究组采用螺旋断层放疗系统(tom otherapy system,TOMO),于治疗前、治疗后2周、4周分别采集患者的空腹静脉血检测,采用流式细胞仪进行外周血T淋巴细胞亚群的检测,毒副反应评价标准根据美国肿瘤放射治疗协作组和欧洲肿瘤治疗研究协作组(RTOG/EORTC)诊断分级标准,评估指标包括急性放射性肺炎。结果:两组治疗前CD3^(+)、CD4^(+)、CD4^(+)/CD8^(+)及CD8^(+)指标水平无显著差异(P>0.05),两组治疗后研究组CD8^(+)先升高后下降,研究组治疗后4周CD8^(+)指标水平明显低于对照组,CD3^(+)、CD4^(+)、CD4^(+)/CD8^(+)指标水平先下降后上升,研究组治疗后4周CD3^(+)、CD4^(+)、CD4^(+)/CD8^(+)指标水平均明显高于对照组(P<0.05);研究组治疗后血清CA125水平显著低于对照组(P<0.05);研究组急性发射性肺炎的发生率显著低于对照组(P<0.05)。结论:TOMO基于定位扫描,成功完成放疗,可勾画出肿瘤的靶区域,精准度较高,可有效防止正常组织被照射,对肿瘤靶区域进行有效照射,继而降低了毒副反应的发生率,患者的免疫状态受到的影响较小,预后较好。
出处 《黑龙江医药》 CAS 2021年第2期459-461,共3页 Heilongjiang Medicine journal
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