典型病例:生命的“恶魔”碰到“郗奇”的医生

2018-07-15 柴潇 中国军网综合

近日,解放军武汉总医院心胸外科收治了几例主动脉夹层合并肠缺血(灌注不良)的患者。这到底是一种什么病?又有多危险呢?请随走过“鬼门关”的郑先生来了解下!

近日,解放军武汉总医院心胸外科收治了几例主动脉夹层合并肠缺血(灌注不良)的患者。这到底是一种什么病?又有多危险呢?请随走过“鬼门关”的郑先生来了解下!

上周,突发胸痛,腹痛,下肢运动不能,知觉丧失3小时的郑先生被救护车送到了解放军武汉总医院急诊科。到达急诊科时,郑先生血压高压值为180毫米汞柱,通过急诊CTA的检查,被确诊为最凶险的主动脉夹层合并肠缺血(灌注不良),病情十分危急,随时可能猝死。



情景再现

家属:啊!是可怕的夹层,我们在你们医院没熟人,xx医院我们有熟人,我们要去那里。

不行,时间来不及了,必须马上手术!把现在手术台上准备手术的病人推后。立即手术!

对主动脉夹层的患者必须争分夺秒,待家属同意后,郗主任推着病人就进了手术室。

术中:剧烈腹痛。腹胀,双下肢痛觉消失,皮温低,肌力0,双侧股动脉搏动消失,显露后股动脉苍白,动脉切开无血流,支架释放2分钟后,腹痛缓解,病人安然入睡。

从发病到肠系膜上动脉开通6个小时,肠子虽然缺血严重,但是没有坏死,没有遗留后遗症。如果超过8小时以上,即使手术行肠系膜上动脉开通,也会出现严重的肠坏死。

郗主任的坚持,为挽救病人生命,赢得了最宝贵的时间。

科普:

主动脉夹层是血管外科常见的急重胸主动脉夹层症,未经积极治疗致残率、死亡率高。最主要的致死原因是主动脉破裂和脏器缺血。缺血主要包括肾衰竭、肠缺血、截瘫以及其他灌注不良综合征。

肠缺血(灌注不良)是主动脉夹层比较严重的合并症。临床诊断主要依据临床表现,随着CTA的应用,其检出率得到了大幅提升。因为肠子热缺血时间只有6/8小时,意味着必须在这个时间窗内修复夹层破口,恢复超过这个时间,即使是手术恢复肠道血供,也会面临更为严重的肠道缺血再灌注损伤以及随之而来的多脏器衰竭,死亡率极高。所以,一旦确定夹层并发肠系膜上动脉严重缺血,一定要把握这6~8小时的黄金时间。

术后恢复情况

1、术后4小时,解大量血水样便,肠鸣音逐渐恢复,腹痛缓解;

2.双下肢温暖,足背动脉搏动有力。肌力24小时后逐渐恢复;

3.尿素氮、肌酐逐渐升高,肌酐最高1100;

4.肝功能异常;

5.低蛋白、贫血、低血小板;

6.双侧胸腔积液,饱和度低,85%;

一个月后恢复良好出院

胸主动脉夹层易造成大面积的肠管坏死,约有30%以上患者因治疗不及时而死亡。如果Stanford B型夹层合并的肠系膜上动脉栓塞,若能在6小时内到能手术的医院接受治疗可大大降低肠坏死和病死率。



专家教你怎么识夹层?

急骤的胸背部剧烈疼痛,是主动脉夹层最常见的临床症状。患者常形容为刀割样、撕裂样的疼痛。不过主动脉夹层急性发病时的表现可千变万化,甚至常常带有“不怀好意”的各种假象与迷惑,对患者及家属的应变能力以及医生的急诊诊断处置水平,都是极大的考验。

当自己或家人发生急性胸背痛,不要问邻居,不要电话咨询,不要百度,即刻呼叫救护车前往附近医院急诊就诊。

解放军武汉总医院心胸外科郗二平教授表示,急性主动脉夹层来势汹汹,常在未经察觉前夺人性命。也有很大一部分患者,在确诊后未及时诊治就不幸离世。尚有救治希望的患者,也将面临病情不断变化、手术难度高、术后可能出现并发症等重重难关。所以,只有相信医生,配合医护工作,才有机会争得与病魔对抗的胜利。

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    2018-07-24 1209e435m98(暂无昵称)

    学习了,谢谢分享

    0

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    2018-07-24 张新亮1853311252142e2fm

    好文献学习了

    0

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    2018-07-19 张新亮1853311252142e2fm

    好文献学习了

    0

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    2018-07-16 王秀

    学习了.涨知识了!

    0

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    2018-07-16 smartxiuxiu

    0

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    2018-07-15 天地飞扬

    了解一下.谢谢分享!

    0

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