14 results
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
Hypernatremia Diagnosis ... Repeat the sodium ... mmol/L - true hyponatremia ... renal failure #Hypernatremia ... #Algorithm #Nephrology
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Hyponatremia Differential ... Diagnosis Algorithm ... salt wasting By Rachel ... Stern MD #Hyponatremia ... #nephrology #sodium
True Hyponatremia Differential Algorithm

Instead (or in addition) of volume status examination, check urine sodium and serum
True Hyponatremia ... and serum uric ... and hypervolemic hyponatremia ... low in euvolemic hyponatremia ... kidney_boy #True #Hyponatremia
Volume Based Approach to Hyponatremia
Hypovolemic, Serum uric acid >4
 • Urine Na <20: Extra-renal losses
 •
Based Approach to Hyponatremia ... deficiency, Primary polydipsia ... SatyaPatelMD #Volume #Hyponatremia ... #algorithm #diagnosis ... #sodium #low #nephrology
Modified Hyponatremia Algorithm
Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants
Hypotonic Hyponatremia: 
 • ADH ON (UOsm > 100):
Modified Hyponatremia ... Hyponatremia: Hyperglycemia ... irrigants Hypotonic Hyponatremia ... 100): Primary polydipsia ... #sodium #nephrology
Hypernatremia Differential Diagnosis Algorithm - Diabetes Insipidus Workup

Step #1 - Consider the history
Step #2 - Assess
Hypernatremia Differential ... Diagnosis Algorithm ... Diabetes Insipidus Workup ... DrEricStrong #Hypernatremia ... #Sodium #nephrology
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Hypernatremia - ... Extrarenal Hypernatremia ... Ingestion Renal Hypernatremia ... MatthewHoMD #Hypernatremia ... #Algorithm #nephrology
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Causes of Hypernatremia ... Hypernatremia ... free water loss, Serum ... Sodium >145 mmol ... Hyperventilation #Hypernatremia
Hyponatremia - Differential Diagnosis Algorithm
Hypovolemic - Give volume
Hypervolemic (Edematous) - Look for and treat underlying cause
Hyponatremia - Differential ... - Primary Polydipsia ... UnremarkableLab #Hyponatremia ... #diagnosis #nephrology ... #sodium
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
Approach to Hypotonic Hyponatremia ... case of hypotonic hyponatremia ... Urine Na+K / serum ... Physiologic #Hypotonic #Hyponatremia ... #nephrology