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高钾血症 血清钾浓度高于多少
更新时间: 2020-11-04 00:00:00  

高钾血症是指血清钾浓度大于5.5mmol/l的一种病理生理状态。高钾血症钾离子是细胞内液中含量最高的阳离子,且主要呈结合状态,直接参与细胞内的代谢活动;适当的钾离子浓度及其在细胞膜两侧的比值对维持神经-肌肉组织的静息电位的产生,以及电兴奋的产生和传导有重要作用;也直接影响酸碱平衡的调节。

关键词: 血清 浓度 高于 多少

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