Management of Hyponatremia
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Natremia defines the ratio of plasma sodium to plasma volume, and by itself provides no information about total body sodium content. Natremia is useful as a major determinant of tonicity, which directly affects fluid distribution accross the cell membrane. Hypotonicity shifts fluid to the intracellular compartment, and hypertonicity to the extracellular compartment.
KeywordsPlasma Sodium Water Excretion Urine Electrolyte Severe Hyponatremia Oliguric Acute Renal Failure
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