???
1?Na+Cl-CO2-CP????CO2-CP??NaCl???Na+125 mmol/L,3%NaCl6 ml/kg?Na+5 mmol/L?Na+?CO2-CP?Cl-???2.5%~4%NaHCO3??Na+
2Na+?????Na+?20%?????
3???CO2-CP?????
??????????????????????????110mol/l????????????????????????
??????????????????
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2Na+?????Na+?20%?????
3???CO2-CP?????
??????????????????????????110mol/l????????????????????????
??????????????????
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??????1.??????????[K+]i/[K+]e?????????????????????????????????????????????
?????????????????????????????[K+]i/[K+]e???????????[K+]i/[K+]e?????????????????????????
2.?
??????????????K+???K+?????????????????3mmol/L??????????????potassium conductance??????????????????????????????????2?????????????????3...
?????????????????????????????[K+]i/[K+]e???????????[K+]i/[K+]e?????????????????????????
2.?
??????????????K+???K+?????????????????3mmol/L??????????????potassium conductance??????????????????????????????????2?????????????????3...
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???????,:a.?,W??,???,?,???,?????;b.?,?,,?,??,?,??????;c.???,???,?,???,????. : (1),???,??10%?30~40ml/d?g??13.4mmol.????,??1g?4.5mmol. (2),??,???????....
1.???
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???????,:a.?,W??,???,?,???,?????;b.?,?,,?,??,?,??????;c.???,???,?,???,????. : (1),???,??10%?30~40ml/d?g??13.4mmol.????,??1g?4.5mmol. (2),??,???????....
???????
??(hyponatremia)???135mmol/L???????????????????????????????????
? ? ????
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????????????????130???
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?? ??130???
?wN
,??????????3200?-4170mmol,???0.15%?????44%-50%??40%-47%????9%-10%
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??????1?44%??9%??47%?????75%?????90%????????????????90%????
????????????????????????????????????????????????????????????????????????????????????????????????????????????????
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??????????????025%???????????????????????...
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??????????????025%???????????????????????...