19 results
True Hyponatremia Differential Algorithm

Instead (or in addition) of volume status examination, check urine sodium and serum
True Hyponatremia ... in addition) of volume ... and serum uric ... and hypervolemic hyponatremia ... low in euvolemic hyponatremia
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Hyponatremia Differential ... Osmolarity 2) Urine ... salt wasting By Rachel ... Stern MD #Hyponatremia ... #nephrology #sodium
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
Hypernatremia Diagnosis ... Repeat the sodium ... Step 2. ... mmol/L - true hyponatremia ... renal failure #Hypernatremia
Volume Based Approach to Hyponatremia
Hypovolemic, Serum uric acid >4
 • Urine Na <20: Extra-renal losses
 •
Volume Based Approach ... to Hyponatremia ... #Hyponatremia # ... algorithm #diagnosis ... #sodium #low #nephrology
Hypo-osmolar Hypotonic HypoNatremia Algorithm (Serum Na+ < 135 meq/L, serum Osm < 275 mosm/kg)
Assess Volume Status,
Hypo-osmolar Hypotonic HypoNatremia ... Algorithm (Serum ... mosm/kg) Assess Volume ... Urine Osm #Hyponatremia ... #Nephrology #Differential
Hyponatremia Diagnostic Algorithm
1) Check serum osmolality
2) Check urine osmolality
3) ADH Dependent - Check volume status, urine
Hyponatremia Diagnostic ... serum osmolality ... 2) Check urine ... @kidney_boy #Hyponatremia ... #differential #hyponatremia
Hyponatremia Differential Diagnosis Table

 • Step 1: Correct for hyperglycemia. Corrected Na = [(glucose - 100)/
Hyponatremia Differential ... repeat BMP • Serum ... Na (FeNa) • Volume ... MatthewHoMD #Hyponatremia ... #sodium
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Hypernatremia - ... Extrarenal Hypernatremia ... Ingestion Renal Hypernatremia ... MatthewHoMD #Hypernatremia ... #nephrology #sodium
Modified Hyponatremia Algorithm
Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants
Hypotonic Hyponatremia: 
 • ADH ON (UOsm > 100):
Modified Hyponatremia ... Hyponatremia: Hyperglycemia ... irrigants Hypotonic Hyponatremia ... SatyaPatelMD #Hyponatremia ... #sodium #nephrology
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 ... algorithm Urine ... Na+K / serum Na ... Physiologic #Hypotonic #Hyponatremia