为什么高渗性脱水早期尿钠增高

来自金星医生的专业解答，快打开看看是否又获得了新的知识点～

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快速问医生

病情分析：高渗性脱水，水和钠同时丧失。但缺水多于缺钠。当缺水多于缺钠时，细胞外液渗透压增加，抗利尿激素分泌增多，肾小管对水的重吸收增加，尿量减少。引起尿钠高。增

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提示：本内容仅作参考，不能代替面诊，如有不适请尽快线下就医