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Hyponatremia Na and Water deficit Water Excess Na and water excess Hypervolemic Hypovolemic Euvolemic
Hyponatremia Na and Water deficit Water Excess Na and water excess Hypervolemic Hypovolemic Euvolemic Renal Losses Diuretics Mineralocorticoid deficiency RTA Ketonuria Salt losing nephritis Osmotic diuretics Extra-renal Losses GI losses Burns Third space losses eg sepsis, pancreatitis Urinary Na > 20 mmol/L Urinary Na <10 mmol/L Treat with Isotonic Saline
Hyponatremia Na and Water deficit Water Excess Na and water excess Hypervolemic Hypovolemic Euvolemic Glucocorticoid deficiency Hypothyroidism SIADH Urinary Na > 20 mmol/L Water Restriction
Hyponatremia Na and Water deficit Water Excess Na and water excess Hypervolemic Hypovolemic Euvolemic Nephrotic Syndrome Cirrhosis Cardiac Failure Acute Renal Failure Chronic Renal Failure Urinary Na > 20 mmol/L Urinary Na <10 mmol/L Na and Water Restriction
 
 
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[object Object],[object Object],[object Object],[object Object]
 
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Sodium and Water homeostasis

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  • 13. Hyponatremia Na and Water deficit Water Excess Na and water excess Hypervolemic Hypovolemic Euvolemic
  • 14. Hyponatremia Na and Water deficit Water Excess Na and water excess Hypervolemic Hypovolemic Euvolemic Renal Losses Diuretics Mineralocorticoid deficiency RTA Ketonuria Salt losing nephritis Osmotic diuretics Extra-renal Losses GI losses Burns Third space losses eg sepsis, pancreatitis Urinary Na > 20 mmol/L Urinary Na <10 mmol/L Treat with Isotonic Saline
  • 15. Hyponatremia Na and Water deficit Water Excess Na and water excess Hypervolemic Hypovolemic Euvolemic Glucocorticoid deficiency Hypothyroidism SIADH Urinary Na > 20 mmol/L Water Restriction
  • 16. Hyponatremia Na and Water deficit Water Excess Na and water excess Hypervolemic Hypovolemic Euvolemic Nephrotic Syndrome Cirrhosis Cardiac Failure Acute Renal Failure Chronic Renal Failure Urinary Na > 20 mmol/L Urinary Na <10 mmol/L Na and Water Restriction
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