European Radiology:新诊断回肠克罗恩病儿童肠道炎症和治疗反应的体积和线性测量的比较

2025-03-05 shaosai MedSci原创 发表于陕西省

磁共振小肠造影和 CT 小肠造影(CTE)常用于诊断和监测治疗反应,包括对先进生物制剂和小分子疗法的反应。肠壁活动性炎症的典型影像学表现包括肠壁增厚和增强扫描后强化。

克罗恩病(CD)是一种影响胃肠道的慢性自身免疫性炎症疾病,其特征是肠壁全层反复出现活动性炎症,随时间推移肠道损伤程度不一。磁共振小肠造影和 CT 小肠造影(CTE)常用于诊断和监测治疗反应,包括对先进生物制剂和小分子疗法的反应。肠壁活动性炎症的典型影像学表现包括肠壁增厚和增强扫描后强化。通常通过线性测量肠壁厚度和受累肠段长度来评估疾病严重程度和范围,并根据这些测量值的变化评估治疗反应。然而,肠壁厚度测量易产生差异,且取决于操作者在发炎肠段上的测量位置。同样,在影像存档与通信系统(PACS)上测量病变肠段长度也颇具挑战,因为发炎肠段常呈非平面走行。

借助专门软件,可通过手动、全自动或半自动方式分割发炎肠段。研究发现,半自动技术有助于可重复性地勾勒出活动性克罗恩病区域,且在肠壁厚度测量方面具有良好的观察者间一致性。然而,目前缺乏将肠道活动性炎症的线性测量(如肠壁厚度、病变长度)与借助专门软件进行的容积组织评估相比较的数据。可以设想,对肠道炎症进行容积评估,综合考虑病变长度和受累肠段全程的肠壁厚度,能更好地整体评估炎症的严重程度和范围,也能更灵敏地反映治疗反应。


最近,发表在European Radiology 上的一篇文章比较了新诊断回肠型克罗恩病(CD)患儿在治疗过程中,肠道炎症线性评估和容积评估的反应性。

研究于2019 年 5 月至 2021 年 4 月期间,对20 名回肠型 CD 患儿(8 名女孩;平均年龄 14.0 岁)在三个时间点(诊断时、治疗 6 周和 6 个月)进行了研究性 MRI 检查。每次检查时,放射科医生测量最大肠壁厚度和病变长度,然后手动和半自动分割发炎的回肠以测量组织容积。采用混合效应模型评估随时间的变化,用组内相关系数评估手动和半自动分割的一致性。
病变长度随药物治疗而缩短(19.2 vs. 12.2 vs. 8.0 cm;p = 0.002),从基线到 6 周缩短 36%,到 6 个月缩短 58%;最大肠壁厚度也随时间变薄(7.6 vs. 5.8 vs. 4.5 mm;p <0.0001),从基线到 6 周变薄 24%,到 6 个月变薄 41%。手动容积测量显示出显著的治疗反应(19.8 vs. 11.6 vs. 5.1 mL;p < 0.0001),从基线到 6 周减少 41%,到 6 个月减少 74%。半自动分割测量的容积也随时间显著减少(24.0 vs. 15.1 vs. 9.1 mL;p = 0.0007),从基线到 6 周减少 37%,到 6 个月减少 62%。手动和半自动容积评估结果具有良好的一致性(ICC = 0.78 [95% CI: 0.57 - 0.88])。


表 使用Pearson相关分析不同测量类型之间的关联

本项研究表明,CD 炎症的容积测量对药物治疗有反应,与基线相比,容积测量显示的治疗反应百分比可能比线性测量更大。

原文出处:

Betul E Derinkuyu,Andrew Bard,Iyad Naim,et al.Comparison of volumetric and linear measurements of intestinal inflammation and treatment response in children with newly diagnosed ileal Crohn disease.DOI:10.1007/s00330-025-11421-7

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    2025-03-05 williamhill asia 管理员 来自陕西省
  2. [GetPortalCommentsPageByObjectIdResponse(id=2254760, encodeId=45792254e60c7, content=<a href='/topic/show?id=fde528896bd' target=_blank style='color:#2F92EE;'>#克罗恩病#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=38, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=28896, encryptionId=fde528896bd, topicName=克罗恩病)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=cade5395722, createdName=williamhill asia 管理员, createdTime=Wed Mar 05 20:01:45 CST 2025, time=2025-03-05, status=1, ipAttribution=陕西省), GetPortalCommentsPageByObjectIdResponse(id=2254810, encodeId=cde6225481015, content=克罗恩病(CD)是一种影响胃肠道的慢性自身免疫性炎症疾病,其特征是肠壁全层反复出现活动性炎症,随时间推移肠道损伤程度不一, beContent=null, objectType=article, channel=null, level=null, likeNumber=22, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=e0ad1894147, createdName=ms1907128386112981, createdTime=Thu Mar 06 06:42:57 CST 2025, time=2025-03-06, status=1, ipAttribution=河北省), GetPortalCommentsPageByObjectIdResponse(id=2254800, encodeId=874122548004d, content=<a href='/topic/show?id=8c9a42527a' target=_blank style='color:#2F92EE;'>#CD#</a>克罗恩病(CD)是一种影响胃肠道的慢性自身免疫性炎症疾病,其特征是肠壁全层反复出现活动性炎症,随时间推移肠道损伤程度不一。, beContent=null, objectType=article, channel=null, level=null, likeNumber=23, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=4252, encryptionId=8c9a42527a, topicName=CD)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=a1646442901, createdName=ms4000001513304915, createdTime=Wed Mar 05 23:27:59 CST 2025, time=2025-03-05, status=1, ipAttribution=广东省), GetPortalCommentsPageByObjectIdResponse(id=2254796, encodeId=b7d52254e96e4, content=<a href='/topic/show?id=8f275032126' target=_blank style='color:#2F92EE;'>#期刊论坛#</a>感谢老师的内容分享, beContent=null, objectType=article, channel=null, level=null, likeNumber=29, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=50321, encryptionId=8f275032126, topicName=期刊论坛)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=b4406448235, createdName=刘桂林, createdTime=Wed Mar 05 22:20:35 CST 2025, time=2025-03-05, status=1, ipAttribution=辽宁省)]
    2025-03-06 ms1907128386112981 来自河北省

    克罗恩病(CD)是一种影响胃肠道的慢性自身免疫性炎症疾病,其特征是肠壁全层反复出现活动性炎症,随时间推移肠道损伤程度不一

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  3. [GetPortalCommentsPageByObjectIdResponse(id=2254760, encodeId=45792254e60c7, content=<a href='/topic/show?id=fde528896bd' target=_blank style='color:#2F92EE;'>#克罗恩病#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=38, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=28896, encryptionId=fde528896bd, topicName=克罗恩病)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=cade5395722, createdName=williamhill asia 管理员, createdTime=Wed Mar 05 20:01:45 CST 2025, time=2025-03-05, status=1, ipAttribution=陕西省), GetPortalCommentsPageByObjectIdResponse(id=2254810, encodeId=cde6225481015, content=克罗恩病(CD)是一种影响胃肠道的慢性自身免疫性炎症疾病,其特征是肠壁全层反复出现活动性炎症,随时间推移肠道损伤程度不一, beContent=null, objectType=article, channel=null, level=null, likeNumber=22, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=e0ad1894147, createdName=ms1907128386112981, createdTime=Thu Mar 06 06:42:57 CST 2025, time=2025-03-06, status=1, ipAttribution=河北省), GetPortalCommentsPageByObjectIdResponse(id=2254800, encodeId=874122548004d, content=<a href='/topic/show?id=8c9a42527a' target=_blank style='color:#2F92EE;'>#CD#</a>克罗恩病(CD)是一种影响胃肠道的慢性自身免疫性炎症疾病,其特征是肠壁全层反复出现活动性炎症,随时间推移肠道损伤程度不一。, beContent=null, objectType=article, channel=null, level=null, likeNumber=23, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=4252, encryptionId=8c9a42527a, topicName=CD)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=a1646442901, createdName=ms4000001513304915, createdTime=Wed Mar 05 23:27:59 CST 2025, time=2025-03-05, status=1, ipAttribution=广东省), GetPortalCommentsPageByObjectIdResponse(id=2254796, encodeId=b7d52254e96e4, content=<a href='/topic/show?id=8f275032126' target=_blank style='color:#2F92EE;'>#期刊论坛#</a>感谢老师的内容分享, beContent=null, objectType=article, channel=null, level=null, likeNumber=29, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=50321, encryptionId=8f275032126, topicName=期刊论坛)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=b4406448235, createdName=刘桂林, createdTime=Wed Mar 05 22:20:35 CST 2025, time=2025-03-05, status=1, ipAttribution=辽宁省)]
    2025-03-05 ms4000001513304915 来自广东省

    #CD#克罗恩病(CD)是一种影响胃肠道的慢性自身免疫性炎症疾病,其特征是肠壁全层反复出现活动性炎症,随时间推移肠道损伤程度不一。

    0

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    2025-03-05 刘桂林 来自辽宁省

    #期刊论坛#感谢老师的内容分享

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