Radiology:晚期直肠癌新辅助放化疗后有没有疗效呢?

2018-04-30 shaosai MedSci原创

本研究旨在利用MRI表观扩散系数(ADC)图分析评价局灶性晚期直肠癌(LARC)新辅助放化疗后反应的价值,并将结果发表在Radiology上。

本研究旨在利用MRI表观扩散系数(ADC)图分析评价局灶性晚期直肠癌(LARC)新辅助放化疗后反应的价值,并将结果发表在Radiology上。

本研究纳入了92例LARC并在放化疗(CRT)治疗前后行直肠灌钡MR检查的患者。在CRT前后进行钡剂灌肠充盈直肠来保证成像质量。评价T2加权图像、ADC改变情况和ADC图偏度和峰度。组织病理学肿瘤消退分级(TRG)分为1a(残存肿瘤细胞约66%-99%)-3(无残存肿瘤细胞)。利用Wilcoxon符号等级检验、Spearman相关检验、多因数线性回归和方差分析来验证肿瘤大小与ADC治疗前后的差异和相关性。

结果为,在92例患者中, TRG 3、 TRG 2b、TRG 2a、 TRG 1b和TRG 1a分别为16 (17.4%)、27 (29.3%)、24 (26.1%)、14 (15.2%) 、11 (12%) 。CRT治疗后偏度(回归系数= 10.9, P = .06)和ADC变化百分比(回归系数= -0.18, P = .03)与残存肿瘤百分比具有相关性。CRT治疗后偏度和ADC变化百分比与组织病理学TRG分别具有负性和正性相关性(CRT治疗后偏度: P = .024; ADC变化百分比: P = .001)。

本研究表明,在LARC的患者中,CRT治疗后ADC图峰度和ADC变化百分比有助于预测新辅助化疗后的反应。

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    2018-06-03 衣觉

    唔-

    0

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    2018-05-02 yzh399
  5. [GetPortalCommentsPageByObjectIdResponse(id=1678563, encodeId=516516e856318, content=<a href='/topic/show?id=110c5869153' target=_blank style='color:#2F92EE;'>#新辅助#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=40, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=58691, encryptionId=110c5869153, topicName=新辅助)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=941f27706894, createdName=charl1234576, createdTime=Wed Aug 29 13:42:00 CST 2018, time=2018-08-29, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=2059152, encodeId=63ad205915220, content=<a href='/topic/show?id=a5ab936847a' target=_blank style='color:#2F92EE;'>#辅助放化疗#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=36, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=93684, encryptionId=a5ab936847a, topicName=辅助放化疗)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=c2b4297, createdName=徐岩, createdTime=Sat Jun 23 21:42:00 CST 2018, time=2018-06-23, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=321178, encodeId=d98c3211e899, content=唔-, beContent=null, objectType=article, channel=null, level=null, likeNumber=74, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=d2f82367669, createdName=衣觉, createdTime=Sun Jun 03 16:43:34 CST 2018, time=2018-06-03, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1287919, encodeId=efbc128e91916, content=<a href='/topic/show?id=4d185e31825' target=_blank style='color:#2F92EE;'>#放化疗#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=42, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=57318, encryptionId=4d185e31825, topicName=放化疗)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=310e209, createdName=yzh399, createdTime=Wed May 02 13:42:00 CST 2018, time=2018-05-02, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1417393, encodeId=3053141e3936f, content=<a href='/topic/show?id=511758698dd' target=_blank style='color:#2F92EE;'>#新辅助放化疗#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=44, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=58698, encryptionId=511758698dd, topicName=新辅助放化疗)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=e20a3269889, createdName=lisa439, createdTime=Wed May 02 13:42:00 CST 2018, time=2018-05-02, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=310850, encodeId=3242310850d5, content=简明扼要, beContent=null, objectType=article, channel=null, level=null, likeNumber=79, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=bc242342194, createdName=12292ceem27暂无昵称, createdTime=Tue May 01 06:35:25 CST 2018, time=2018-05-01, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1031745, encodeId=62b61031e45ce, content=谢谢梅斯提供这么好的信息,学到很多, beContent=null, objectType=article, channel=null, level=null, likeNumber=55, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=f0620, createdName=内科新手, createdTime=Tue May 01 01:42:00 CST 2018, time=2018-05-01, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=310797, encodeId=25b9310e97dc, content=不错的文章值得推荐一下, beContent=null, objectType=article, channel=null, level=null, likeNumber=77, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=04f22055142, createdName=131****2916, createdTime=Mon Apr 30 23:04:26 CST 2018, time=2018-04-30, status=1, ipAttribution=)]
  6. [GetPortalCommentsPageByObjectIdResponse(id=1678563, encodeId=516516e856318, content=<a href='/topic/show?id=110c5869153' target=_blank style='color:#2F92EE;'>#新辅助#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=40, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=58691, encryptionId=110c5869153, topicName=新辅助)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=941f27706894, createdName=charl1234576, createdTime=Wed Aug 29 13:42:00 CST 2018, time=2018-08-29, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=2059152, encodeId=63ad205915220, content=<a href='/topic/show?id=a5ab936847a' target=_blank style='color:#2F92EE;'>#辅助放化疗#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=36, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=93684, encryptionId=a5ab936847a, topicName=辅助放化疗)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=c2b4297, createdName=徐岩, createdTime=Sat Jun 23 21:42:00 CST 2018, time=2018-06-23, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=321178, encodeId=d98c3211e899, content=唔-, beContent=null, objectType=article, channel=null, level=null, likeNumber=74, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=d2f82367669, createdName=衣觉, createdTime=Sun Jun 03 16:43:34 CST 2018, time=2018-06-03, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1287919, encodeId=efbc128e91916, content=<a href='/topic/show?id=4d185e31825' target=_blank style='color:#2F92EE;'>#放化疗#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=42, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=57318, encryptionId=4d185e31825, topicName=放化疗)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=310e209, createdName=yzh399, createdTime=Wed May 02 13:42:00 CST 2018, time=2018-05-02, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1417393, encodeId=3053141e3936f, content=<a href='/topic/show?id=511758698dd' target=_blank style='color:#2F92EE;'>#新辅助放化疗#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=44, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=58698, encryptionId=511758698dd, topicName=新辅助放化疗)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=e20a3269889, createdName=lisa439, createdTime=Wed May 02 13:42:00 CST 2018, time=2018-05-02, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=310850, encodeId=3242310850d5, content=简明扼要, beContent=null, objectType=article, channel=null, level=null, likeNumber=79, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=bc242342194, createdName=12292ceem27暂无昵称, createdTime=Tue May 01 06:35:25 CST 2018, time=2018-05-01, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1031745, encodeId=62b61031e45ce, content=谢谢梅斯提供这么好的信息,学到很多, beContent=null, objectType=article, channel=null, level=null, likeNumber=55, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=f0620, createdName=内科新手, createdTime=Tue May 01 01:42:00 CST 2018, time=2018-05-01, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=310797, encodeId=25b9310e97dc, content=不错的文章值得推荐一下, beContent=null, objectType=article, channel=null, level=null, likeNumber=77, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=04f22055142, createdName=131****2916, createdTime=Mon Apr 30 23:04:26 CST 2018, time=2018-04-30, status=1, ipAttribution=)]
    2018-05-01 12292ceem27暂无昵称

    简明扼要

    0

  7. [GetPortalCommentsPageByObjectIdResponse(id=1678563, encodeId=516516e856318, content=<a href='/topic/show?id=110c5869153' target=_blank style='color:#2F92EE;'>#新辅助#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=40, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=58691, encryptionId=110c5869153, topicName=新辅助)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=941f27706894, createdName=charl1234576, createdTime=Wed Aug 29 13:42:00 CST 2018, time=2018-08-29, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=2059152, encodeId=63ad205915220, content=<a href='/topic/show?id=a5ab936847a' target=_blank style='color:#2F92EE;'>#辅助放化疗#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=36, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=93684, encryptionId=a5ab936847a, topicName=辅助放化疗)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=c2b4297, createdName=徐岩, createdTime=Sat Jun 23 21:42:00 CST 2018, time=2018-06-23, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=321178, encodeId=d98c3211e899, content=唔-, beContent=null, objectType=article, channel=null, level=null, likeNumber=74, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=d2f82367669, createdName=衣觉, createdTime=Sun Jun 03 16:43:34 CST 2018, time=2018-06-03, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1287919, encodeId=efbc128e91916, content=<a href='/topic/show?id=4d185e31825' target=_blank style='color:#2F92EE;'>#放化疗#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=42, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=57318, encryptionId=4d185e31825, topicName=放化疗)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=310e209, createdName=yzh399, createdTime=Wed May 02 13:42:00 CST 2018, time=2018-05-02, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1417393, encodeId=3053141e3936f, content=<a href='/topic/show?id=511758698dd' target=_blank style='color:#2F92EE;'>#新辅助放化疗#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=44, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=58698, encryptionId=511758698dd, topicName=新辅助放化疗)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=e20a3269889, createdName=lisa439, createdTime=Wed May 02 13:42:00 CST 2018, time=2018-05-02, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=310850, encodeId=3242310850d5, content=简明扼要, beContent=null, objectType=article, channel=null, level=null, likeNumber=79, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=bc242342194, createdName=12292ceem27暂无昵称, createdTime=Tue May 01 06:35:25 CST 2018, time=2018-05-01, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1031745, encodeId=62b61031e45ce, content=谢谢梅斯提供这么好的信息,学到很多, beContent=null, objectType=article, channel=null, level=null, likeNumber=55, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=f0620, createdName=内科新手, createdTime=Tue May 01 01:42:00 CST 2018, time=2018-05-01, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=310797, encodeId=25b9310e97dc, content=不错的文章值得推荐一下, beContent=null, objectType=article, channel=null, level=null, likeNumber=77, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=04f22055142, createdName=131****2916, createdTime=Mon Apr 30 23:04:26 CST 2018, time=2018-04-30, status=1, ipAttribution=)]
    2018-05-01 内科新手

    谢谢梅斯提供这么好的信息,学到很多

    0

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    2018-04-30 131****2916

    不错的文章值得推荐一下

    0

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JAMA ONCOL:完全新辅助疗法治疗局部晚期直肠癌

局部晚期直肠癌的治疗包括放化疗,手术和化疗。完全新辅助治疗(TNT)的概念,即放化疗和化疗均在手术前进行,旨在针对微小转移灶进行有效的系统治疗。JAMA ONCOL近期发表了一篇文章,比较传统术前放化疗(chemoRT)联合术后辅助化疗和TNT治疗局部晚期直肠癌的效果。

PLOS ONE:低骨骼肌量影响晚期低位直肠癌预后

低骨骼肌量是晚期低位直肠癌新辅助放化疗患者无复发和总生存率的独立负性预后因素。

JAMA ONCOL:直肠癌新辅助治疗完全缓解后是否仍需辅助化疗

指南推荐晚期直肠癌患者接受辅助化疗,但是接受新辅助治疗后病理完全缓解(pCR)的患者与未完全缓解的患者相比接受辅助化疗的可能性更小。pCR患者接受辅助化疗对生存的影响尚不清楚。JAMA ONCOL近期发表了一篇文章,研究新辅助放化疗和切除后达到pCR的晚期直肠癌患者接受辅助化疗是否有额外获益。