23 results
Cerebral Salt Wasting vs SIADH - Pathophysiology 
1) Neurological event
2) Sodium loss from tubules
3) Naturiesis →
Cerebral Salt Wasting ... Neurological event 2) Sodium ... → Subclinical volume ... Pathophysiology #diagnosis #nephrology ... #hyponatremia #comparison
True Hyponatremia Differential Algorithm

Instead (or in addition) of volume status examination, check urine sodium and serum
Hyponatremia Differential Algorithm ... in addition) of volume ... acid: - Urine sodium ... #Differential #Algorithm ... #Diagnosis #Nephrology
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
algorithm Urine ... : SIADH, Renal Sodium ... Cerebral Salt Wasting ... differential #diagnosis #table ... #sodium #nephrology
Volume Based Approach to Hyponatremia
Hypovolemic, Serum uric acid >4
 • Urine Na <20: Extra-renal losses
 •
Cerebral salt wasting ... SatyaPatelMD #Volume ... #Hyponatremia #algorithm ... #diagnosis #sodium ... #low #nephrology
Monoclonal Gammopathy Testing
Strengths, Weaknesses and Accuracy Compared
 - SPEP 
 - IFE 
 - FLC
Monoclonal Gammopathy Testing ... Monoclonal #Gammopathy #Testing ... SPEP #IFE #FLC #Nephrology ... #Laboratory #Comparison ... #Table
Shock - Findings, Signs and Symptoms by Classification
 - Hypovolemic (Intravascular volume depletion)
 - Distributive (Vasodilation)
and Symptoms by Classification ... (Intravascular volume ... Differential #Diagnosis #Classification ... #Table #CriticalCare ... Symptoms #Findings #Comparison
Hyponatremia Differential Diagnosis Table

 • Step 1: Correct for hyperglycemia. Corrected Na = [(glucose - 100)/
Differential Diagnosis Table ... Na (FeNa) • Volume ... Differential #Diagnosis #Table ... #nephrology #sodium
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Differential Diagnosis Algorithm ... Osmolarity 3) Urine Sodium ... Acid → renal salt wasting ... Differential #Diagnosis #Algorithm ... #nephrology #sodium
Modified Hyponatremia Algorithm
Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants
Hypotonic Hyponatremia: 
 • ADH ON (UOsm > 100):
Modified Hyponatremia Algorithm ... Cerebral salt wasting ... polydipsia, Low solute ... #diagnosis #sodium ... #nephrology
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
Repeat the sodium ... Assess volume status ... • extra-renal volume ... Diagnosis #Workup #Algorithm ... #Nephrology