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230问答网 > 临床上禁止以直接静脉推注的方式给患补钾静脉输液补钾要求限制浓度和滴速,简要分析要求这样做的理由

临床上禁止以直接静脉推注的方式给患补钾静脉输液补钾要求限制浓度和滴速,简要分析要求这样做的理由

2025-03-28 14:19:16

推荐回答（1个）

回答1：

静脉补钾，首先是要见尿补钾，如果患者尿量低于30ml每小时，是不能够补钾的，不然容易导致高钾血症的形成。另外静脉补钾浓度和速度需要控制，每升输液中含钾量不宜超过40mmol，相当于氯化钾注射液3克。输入钾量应控制在20mmol每小时以下。同时禁用静脉注射法补钾，如果含钾溶液输入过快，血钾浓度可能短期内增高很多，将可能诱发致死性心律失常的发生。

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