盘点:Chest 11月刊重要研究精选

2017-11-07 MedSci MedSci原创

【1】支气管肺发育不良与干细胞DOI:10.1016/j.chest.2017.04.173http://journal.chestnet.org/article/S0012-3692(17)30816-4/fulltext支气管肺发育不良(BPD)是早产儿的最常见的慢性肺疾病,常会导致新生儿急性呼吸衰竭。妊娠早期出生的早产儿的生存率提高,使得预防肺损伤变得越来越具有挑战性。既往临床前研究证明了基

【1】支气管肺发育不良与干细胞

DOI:10.1016/j.chest.2017.04.173

支气管肺发育不良(BPD)是早产儿的最常见的慢性肺疾病,常会导致新生儿急性呼吸衰竭。妊娠早期出生的早产儿的生存率提高,使得预防肺损伤变得越来越具有挑战性。既往临床前研究证明了基于干细胞的疗法在模拟BPD的动物模型中具有肺保护作用。干细胞对正常的器官发育、维护和修复至关重要,因此,生物学上似乎合理的是,驻留在肺部的肺干细胞的耗尽/功能障碍有助于未成熟的肺修复自身的能力。了解肺干细胞的正常功能以及这些细胞如何在BPD中受到干扰可能有助于设计具有增强修复能力的优良细胞产品,以确保将基础研究成功地转化为临床实践。

【2】使用比色二氧化碳测量仪进行张力性气胸空针减压

DOI:10.1016/j.chest.2017.04.179


张力性气胸空针减压的成功率是不稳定的,没有客观的措施评估减压的有效性。比色二氧化碳测量仪可以检测胸腔内二氧化碳,可用作评估空针减压有效性的简单测试。30只猪由创伤引发张力性气胸(n = 15接受标准治疗,n = 15接受空针二氧化碳测量仪)。标准治疗胸廓开口术使用8cm血管导管进行(n = 15)。类似地,通过加入比色二氧化碳仪进行减压。结果表明使用比色二氧化碳仪进行空针减压可以快速有效且高精度地消除张力性气胸减压操作者偏倚。这会改善这种威胁生命疾病的治疗质量。

【3】硬皮病相关的间质性肺疾病的死亡风险预测

DOI:10.1016/j.chest.2017.06.009

间质性肺疾病(ILD)是硬皮病(SCL)患者发病率和死亡率的重要原因。由于该疾病在病程中的异质性,SCL-ILD患者的风险预测和预后判断具有挑战性。近日,研究人员开发了一个SCL-ILD的临床死亡预测模型,三个变量被纳入最终的风险预测模型(SADL):既往有吸烟史、年龄、Dlco%-预测。这种连续的模型在推导队列(c-指数=0.88)和验证队列(c-index=0.84)中有类似的表现。研究人员使用组合的队列创建了一个评分系统(c-指数=0.82),并用它来确定三年低、中、高死亡风险的分类。由此可见,SADL模型使用简单,可较好的利用临床变量来预测SCL-ILD患者的全因死亡率。

【4】镇痛镇静的深度对使用机械通气的急诊患者预后的影响

DOI:10.1016/j.chest.2017.05.041


镇痛和镇静是机械通气患者治疗中的基本手段。目前已经有数据显示对ICU患者进行早期深度镇静可影响患者预后,但在急诊科(ED)却没有对此进行过调查。因此,镇静镇痛的深度对急诊科患者预后的影响仍属未知。新的一项研究中,研究人员明确了如何对急诊患者实施镇静镇痛,以及镇静镇痛对急诊机械通气患者预后会产生不同影响这一假说进行验证。结果表明,对急诊接受机械通气的患者进行早期深度镇静可作为常规治疗,且接受深度镇静的患者死亡率较低。这些数据还表明,急诊患者的镇静深度是一项可变量,可以有针对性的调整以改善患者预后。

【5】肺炎带来的负担现状

DOI:10.1016/j.chest.2017.04.162


虽然在纽约市(NYC)肺炎是导致死亡的主要原因,但有关纽约市肺炎现状的数据仍然有限。比非社区环境中获得的肺炎相比,在社区环境中获得的肺炎,更容易被疫苗预防,且更易被一线抗生素治疗。近期,新的一项研究评估饿2010-2014年期间,与社区获得(CAP),医疗保健相关(HCAP),医院获得(HAP)和呼吸机相关(VAP)肺炎的住院负担。研究者们对纽约市18岁及以上居民的医院出院报告进行了回顾性分析。结果表明,纽约市大多数与肺炎有关的住院治疗涉及在社区环境中获得的肺炎。只有15.6%的肺炎相关住院治疗被归类为HAP或VAP,但这些肺炎占肺炎相关住院的死亡大于25%。

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    2017-12-21 Smile2680
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    2017-11-07 有备才能无患

    支气管肺发育不良(BPD)是早产儿的最常见的慢性肺疾病.常会导致新生儿急性呼吸衰竭.

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  4. [GetPortalCommentsPageByObjectIdResponse(id=1929434, encodeId=7c241929434a7, content=<a href='/topic/show?id=9e604625ab' target=_blank style='color:#2F92EE;'>#Chest#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=26, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=4625, encryptionId=9e604625ab, topicName=Chest)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=c48a270, createdName=Smile2680, createdTime=Thu Dec 21 00:15:00 CST 2017, time=2017-12-21, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=2050895, encodeId=90d02050895b2, content=<a href='/topic/show?id=95f8e042dd' target=_blank style='color:#2F92EE;'>#EST#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=23, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=7042, encryptionId=95f8e042dd, topicName=EST)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=e9a6357, createdName=xiangyuzhou971, createdTime=Sun Dec 03 13:15:00 CST 2017, time=2017-12-03, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=259538, encodeId=a58c259538b2, content=支气管肺发育不良(BPD)是早产儿的最常见的慢性肺疾病.常会导致新生儿急性呼吸衰竭., beContent=null, objectType=article, channel=null, level=null, likeNumber=34, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/NUyjXTCJjo7cJ6ejWUr2nIia8qOvAKNdLHr32Df6G8iaoaOx6pHaoiacwp26DaslxZHCGbibZhhCGven4rvmWP60GahtzgFjgCjR/0, createdBy=6b111703011, createdName=有备才能无患, createdTime=Tue Nov 07 22:14:05 CST 2017, time=2017-11-07, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=259516, encodeId=ecd4259516b0, content=很好的文章.谢谢分享, beContent=null, objectType=article, channel=null, level=null, likeNumber=36, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/Q3auHgzwzM4o2XVpJ6449yqDsjibydI5HnJ8MibGxNn4HZiaZib0bdfibbwoz3KQrIyN9AGxq36ZlZRNicYlPfOOWMtwgsajY6mGNFiaPclFdowjD0/0, createdBy=97bd1338592, createdName=清风拂面, createdTime=Tue Nov 07 20:37:53 CST 2017, time=2017-11-07, status=1, ipAttribution=)]
    2017-11-07 清风拂面

    很好的文章.谢谢分享

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