15 results
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Causes of Hypernatremia ... water loss, Serum Sodium ... 300 mmol/kg • Hypertonic ... saline administration ... mannitol, glucosuria Low
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
time you have a case ... of hypotonic hyponatremia ... normal volume-based algorithm ... Urine Na+K / serum ... : Hypovolemia, Hypervolemia
Hyponatremia - Differential Algorithm
Isotonic Hyponatremia: Hyperlipidemia, Hyperproteinemia, Recent TURP
Hypotonic Hyponatremia: 
 • Hypovolemia: Diuretics/Nephropathies, Vomiting, Diarrhea,
Algorithm Isotonic ... polydipsia • Hypervolemia ... #diagnosis #causes ... #nephrology #sodium ... #low
Hypertonic Saline for Treatment of Hyponatremic Encephalopathy
1) 100 ml bolus of 3% NaCl over 10 min.
Hypertonic Saline ... for Treatment of ... Hyponatremic Encephalopathy ... L. 5) Monitor urine ... #Hypertonic #Saline
Hyponatremia with Severe Symptoms - Management Algorithm with Hypertonic Saline
The goal of acute management is to
Hyponatremia with ... with Hypertonic ... Saline The goal ... probably not the low ... #treatment #Hypertonic
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
1) Is it hypotonic ... Measure urine osmolality ... the underlying cause ... syndrome. 3% saline ... management #nephrology #sodium
Causes of Hypomagnesemia - Differential Diagnosis Algorithm
GI LOSS - FeMg < 2-2.5% or 24h Urine Mg
Causes of Hypomagnesemia ... 2-2.5% or 24h Urine ... Diuretics • Hypercalcemia-PTH ... effect • Cisplatin ... Hypomagnesemia #Magnesium #Low
Lactated Ringers (LR) vs Normal Saline (NS) - Comparison

Composition of LR:
 • Sodium 130 mEq/L
 •
- Protective effects ... Is Dangerous in Hyperkalemia ... Causes AKI: - ... Decreased GFR, urine ... May Cause Hemodynamic
Management of Hyponatremia
Hypertonic Saline - Only indicated if patient has severe symptoms + Na < 125
Give
Management of Hyponatremia ... Hypertonic Saline ... SIADH — look for cause ... #Management #algorithm ... #treatment #sodium
Management of SIADH
Treat underlying cause:
 • Causes can include pain, primary lung pathology, post-operative phenomenon, medications,
promoting passive sodium ... colon 0.9% Normal Saline ... : • If Urine osmolality ... Has many side effects ... #nephrology #treatment