Lancet Oncol:小细胞肺癌颅内转移后的放疗选择

2022-06-05 MedSci原创 MedSci原创

对于发生颅内转移的小细胞肺癌患者,立体定向放疗和全脑放疗后的生存预后不相上下

颅内转移性疾病 (IMD) 是癌症患者可致死的严重并发症。小细胞肺癌 (SCLC) 患者是颅内转移性疾病的高危人群。既往研究发现,多大40-60%的小细胞肺癌患者会发生颅内转移。

虽然立体定向放疗(SRS)已取代全脑放疗(WBRT)作为大部分实体癌颅内转移的一线治疗方案,但WBRT仍是SCLC患者颅内转移的一线治疗方法。本研究旨在比较SRS与WBRT治疗SCLC患者颅内转移的疗效,同时评估SRS治疗的预后。


研究流程

这是一项系统回顾和荟萃分析,研究人员从MEDLINE、Embase、CENTRAL和grey图书馆数据库中检索2020年3月23日前发表的关于SCLC患者采用SRS治疗颅内转移的对照试验和队列研究。主要终点是总生存率。


在Meta分析中,SRS vs WBRT±SRS强化的总生存期

共评估了3823项研究,其中31项符合纳入标准。7项研究共18130位患者被纳入Meta分析。与WBRT治疗(无论有无加用SRS强化)或单用WBRT相比,SRS治疗后的总生存期均更长(风险比[HR]分别是0.85和0.77);SRS治疗与WBRT+SRS强化治疗的总生存期无明显差异。

在单臂研究(14项研究,共1682位患者)中,SRS组的汇总中位总生存期是8.99个月。SRS和WBRT治疗之间的无颅内进展生存期无明显差异(HR 0.99)。SRS治疗6个月时的局部颅内控制率为81%,远处颅内控制率为66%;12个月时局部颅内控制率为78%,远处颅内控制率为58%。因缺乏数据,不能对比SRS和WBRT±SRS的局部和远处颅内控制率。

综上,该研究结果提示,对于发生颅内转移的小细胞肺癌患者,立体定向放疗和全脑放疗后的生存预后不相上下。

 

原始出处:

Gaebe Karolina,Li Alyssa Y,Park Amy et al. Stereotactic radiosurgery versus whole brain radiotherapy in patients with intracranial metastatic disease and small-cell lung cancer: a systematic review and meta-analysis.[J] .Lancet Oncol, 2022, https://doi.org/10.1016/S1470-2045(22)00271-6

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    2022-07-18 howi
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    2022-06-15 1404030bm81暂无昵称

    你好老师,我在浙江杭州,家里亲戚小细胞肺癌脑转移,不知道哪里可以做立体定向放疗?求推荐

    0

  4. [GetPortalCommentsPageByObjectIdResponse(id=1831581, encodeId=98421831581ec, content=<a href='/topic/show?id=1b6210686b2' target=_blank style='color:#2F92EE;'>#Lancet#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=50, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=10686, encryptionId=1b6210686b2, topicName=Lancet)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=3f0227, createdName=howi, createdTime=Mon Jul 18 04:33:06 CST 2022, time=2022-07-18, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1866622, encodeId=ef9e1866622c4, content=<a href='/topic/show?id=16ce133504e' target=_blank style='color:#2F92EE;'>#Oncol#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=50, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=13350, encryptionId=16ce133504e, topicName=Oncol)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=395f25, createdName=爆笑小医, createdTime=Wed Oct 19 16:33:06 CST 2022, time=2022-10-19, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1226697, encodeId=ccae122669ea1, content=你好老师,我在浙江杭州,家里亲戚小细胞肺癌脑转移,不知道哪里可以做立体定向放疗?求推荐, beContent=null, objectType=article, channel=null, level=null, likeNumber=50, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=/v1.0.0/img/user_icon.png, createdBy=bab14366036, createdName=1404030bm81暂无昵称, createdTime=Wed Jun 15 23:26:18 CST 2022, time=2022-06-15, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1244015, encodeId=7a4d124401508, content=lancet上果然牛,感谢梅斯更新及时, beContent=null, objectType=article, channel=null, level=null, likeNumber=40, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=f0620, createdName=younei, createdTime=Sat Jun 04 21:33:06 CST 2022, time=2022-06-04, status=1, ipAttribution=)]
    2022-06-04 younei

    lancet上果然牛,感谢梅斯更新及时

    0

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