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【护理教学大赛一等奖】肠梗阻护理教学PPT分享

  • 2026-10-22 08:07:11
【护理教学大赛一等奖】肠梗阻护理教学PPT分享

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同学们大家好,今天我们来聊一聊肠梗阻的护理。简单说,就是肠道“堵车”了,我们来看看怎么“疏导交通”。

肠梗阻就是肠道里的东西过不去了。它分好几种:机械性、动力性、血运性,还有完全、不完全、单纯、绞窄等。其中机械性最常见。

机械性梗阻,就是肠道被堵住了。常见原因有粘连、疝气、肿瘤、肠套叠、肠扭转。记住这几个,临床上好判断。

动力性梗阻不是肠道被堵,而是肠道“懒得动”或“抽筋了”。常见于腹膜炎、手术后或低钾的患者。

血运性梗阻是肠道的血管堵了,供血出问题。另外,梗阻还可以分高位、低位、急性、慢性,方便我们对症下药。

肠梗阻会让肠道胀大、变薄,严重时还会坏死穿孔。全身来说,容易引起感染、中毒、脱水,甚至休克。所以不能拖延病情。

肠梗阻的典型表现,四个字:痛、吐、胀、闭。肚子疼、恶心想吐、肚子胀、不排气不排便。

机械性梗阻是阵发性绞痛,肠鸣音很响;麻痹性则是持续胀痛,肠鸣音弱。高位梗阻吐得早,吐食物;低位梗阻吐得晚,严重时吐粪水。

高位梗阻肚子胀得不明显,低位或麻痹性梗阻全腹胀。完全梗阻就彻底不排气不排便,绞窄性梗阻可能拉血便。

看肚子:鼓不鼓,有没有肠型;摸肚子:有没有硬块、压着疼;听肚子:肠鸣音亢进还是消失。这些都是护士要会观察判断的。

查血看有没有感染、脱水、电解质乱。X光立位腹平片能看到气液平面。注意:完全梗阻不能做钡餐。

机械性:一阵一阵疼、肚子不对称、肠鸣音响;动力性:一直胀疼、全腹对称、肠鸣音弱或消失。记住这些区别,判断起来就快了。

原则就是解除梗阻、稳住全身。先保守治疗:插胃管减压、补液、抗感染。不行就手术。我们护理上要做好配合。

重点是插胃管做胃肠减压,把肠道里的气液体吸出来,减轻腹胀。还要注意观察引流液的颜色和量,保持胃管通畅。

跟病人解释清楚,为什么插胃管、为什么不让吃东西。吐的时候帮他们侧头、清理干净,吐完漱口,每天做口腔护理,防止感染。

肠梗阻病人容易缺水、缺电解质。我们要盯住生命体征、尿量、皮肤弹性,按医嘱补液,根据化验结果调整,保持出入平衡。

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