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肾性水肿的原因和特点有哪些?

2019-03-04 阅读量:4210次
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肾性水肿的原因和特点有哪些?这是许多肾病患者关心的问题,针对这方面的疑问,下面由京东誉美肾病医院的医生进行讲解,供大家参考。

过多的液体在血管和淋巴管外的组织间隙或体腔中积聚的病理过程称为水肿。水肿最常见的病因分为肾性水肿,心源性水肿,肝性水肿,药物源性水肿,营养不良性水肿,淋巴回流受阻性水肿,特发性水肿等。

由于肾脏疾病造成机体的水肿称为肾性水肿。肾性水肿的原因一般分为肾炎性水肿和肾病性水肿两类:肾炎性水肿是由于肾小球滤过下降,而肾小管对水钠重吸收功能正常,从而导致体内水钠滞留,此时常伴全身毛细血管通透性增加,因此组织间隙中水分积聚。肾病性水肿是由于大量蛋白尿导致血浆蛋白过低所致。

肾性水肿的临床特点是水肿多从组织疏松的部位如眼睑、颜面、足踝部开始,以晨起时最明显,活动后逐渐减轻(严重者变化不明显),而后逐步扩展致全身(不是所有的肾病患者都是);肾性水肿的性质是软而易移动,用手指按压局部皮肤可出现凹陷,临床上称之为凹陷性水肿。肾性水肿患者常同时伴有蛋白尿、血尿、管型尿、少尿及高血压等其他肾脏疾病表现。

通过以上讲解,希望能对大家有所帮助。京东誉美中西医结合肾病医院提醒:患者应在发现不适后及时到医院就诊,以便进行规范诊治。患者需积极配合医生,进行科学的健康管理。京东誉美中西医结合肾病医院祝愿各位患者积极面对,配合治疗。

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2019-03-04

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