25 results
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Hyponatremia Differential ... Uric Acid → SIADH ... Rachel Stern MD #Hyponatremia ... Diagnosis #Algorithm #nephrology ... #sodium #low #uricacid
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 ... Workup #Algorithm #Nephrology
True Hyponatremia Differential Algorithm

Instead (or in addition) of volume status examination, check urine sodium and serum
True Hyponatremia ... and hypervolemic hyponatremia ... in euvolemic hyponatremia ... kidney_boy #True #Hyponatremia ... Algorithm #Diagnosis #Nephrology
Modified Hyponatremia Algorithm
Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants
Hypotonic Hyponatremia: 
 • ADH ON (UOsm > 100):
Modified Hyponatremia ... Algorithm Hypertonic Hyponatremia ... OFF (UNa > 30): SIADH ... Primary polydipsia, Low ... #nephrology
Volume Based Approach to Hyponatremia
Hypovolemic, Serum uric acid >4
 • Urine Na <20: Extra-renal losses
 •
Based Approach to Hyponatremia ... uric acid <4 • SIADH ... SatyaPatelMD #Volume #Hyponatremia ... algorithm #diagnosis #sodium ... #low #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 ... Physiologic #Hypotonic #Hyponatremia ... differential #diagnosis #table ... #sodium #nephrology
Cerebral Salt Wasting vs SIADH - Pathophysiology 
1) Neurological event
2) Sodium loss from tubules
3) Naturiesis →
Salt Wasting vs SIADH ... Neurological event 2) Sodium ... #SaltWasting #SIADH ... Pathophysiology #diagnosis #nephrology ... #hyponatremia #
Hyponatremia Differential Diagnosis Table

 • Step 1: Correct for hyperglycemia. Corrected Na = [(glucose - 100)/
Hyponatremia Differential ... Diagnosis Table ... MatthewHoMD #Hyponatremia ... Differential #Diagnosis #Table ... #nephrology #sodium
Hyponatremia Diagnosis Algorithm
UOsm ≥ POsm - Vasopressin-Dependent
 • UNa < 20 mEq/L - Appropriate (↓ EABV)
Hyponatremia Diagnosis ... Inappropriate - Consider: SIADH ... Primary polydipsia, Low ... @NephroMD #hyponatremia ... algorithm #causes #nephrology
REBEL Review 69: Hyponatremia Correction #hyponatremia #electrolytes #nephrology #table #sodium
REBEL Review 69: Hyponatremia ... Correction #hyponatremia ... #electrolytes #nephrology ... #table #sodium