Classification, Differential Diagnosis, and Features of Hyponatremia According to Volume Status
Hypervolemic hypernatremia
- CHF
- Cirrhosis
- Nephrotic syndrome
- Acute and chronic kidney disease
Normovolemic hyponatremia
- Psychogenic polydipsia
- Glucocorticoid deficit
- Hypokalemia
- Drugs
- SIADH
Renal hypovolemic hyponatremia
- Diuretics
- Mineralocorticoid deficit
- Salt-losing nephropathy
Extrarenal hypovolemic hyponatremia
- Vomiting
- Diarrhea
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