26 results
Causes of Hypernatremia - Differential Diagnosis
Inadequate water intake:
 • Lack of access to water
Extrarenal hypotonic fluid
Causes of Hypernatremia ... Extrarenal hypotonic fluid ... loss: • GI losses ... Diagnosis #Causes #nephrology ... #sodium #high
Hyponatremia - Differential Diagnosis Algorithm
ADH Independent:
 • Tea and Toast Syndrome, Beer Potomania - Low solute
Hyponatremia - Differential ... briskly to IV fluids ... Hypovolemic - GI ... thecurbsiders #Hyponatremia ... Algorithm #causes #nephrology
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Causes of Hypernatremia ... Diagnosis Algorithm Hypernatremia ... water loss, Serum Sodium ... access to water GI ... #Nephrology #Differential
Hypernatremia Differential Diagnosis Algorithm - Diabetes Insipidus Workup

Step #1 - Consider the history
Step #2 - Assess
Hypernatremia Differential ... DrEricStrong #Hypernatremia ... #Management #Algorithm ... #Sodium #nephrology
Algorithm for the diagnosis of hyponatremia.

If you start with the osmolalities, urinary sodium etc first and
the diagnosis of hyponatremia ... osmolalities, urinary sodium ... and leave the fluid ... this is because fluid ... Algorithm #Osmolality #management
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Hypernatremia - ... Extrarenal Hypernatremia ... Hypovolemic (H2O loss): GI ... Workup #Algorithm #nephrology ... #sodium
Cerebral Salt Wasting vs SIADH - Pathophysiology 
1) Neurological event
2) Sodium loss from tubules
3) Naturiesis →
Neurological event 2) Sodium ... → treat with fluid ... Pathophysiology #diagnosis #nephrology ... #hyponatremia #
Hypernatremia Classification and Features According to Volume Status
 - Hypervolemic hypernatremia - Cushing's syndrome, Primary hyperaldosteronism,
Hypernatremia Classification ... - Hypervolemic hypernatremia ... Vomiting, Diarrhea, GI ... #Classification ... Comparison #Table #Nephrology
A lazy man's classification of hyponatremia
There are two possible approaches to the diagnosis of hyponatremia: .
A lazy man's classification ... of hyponatremia ... the diagnosis of hyponatremia ... osmolality and urinary sodium ... regarding their fluid
The Urine / Plasma Electrolyte Ratio - Guide to Fluid Restriction in Hyponatremia
 • U/P Ratio
Ratio - Guide to Fluid ... Restriction in Hyponatremia ... Electrolyte #Ratio #Fluid ... #diagnosis #management ... #nephrology