12 results
True Hyponatremia Differential Algorithm

Instead (or in addition) of volume status examination, check urine sodium and serum
Differential Algorithm ... in addition) of volume ... acid: - Urine sodium ... - Urine sodium ... #Differential #Algorithm
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
Hypernatremia Diagnosis ... Repeat the sodium ... Assess volume status ... • extra-renal volume ... Diagnosis #Workup #Algorithm
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
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
Approach to Hypotonic Hyponatremia ... algorithm Urine ... poor response to volume ... : SIADH, Renal Sodium ... diagnosis #table #sodium
A System for Vasculitides 

#Diagnosis #IM #Rheum #Vasculitis #Small #Medium #Large #Vessel #Size #Classification #ANCA #Differential
Vasculitis #Small #Medium ... #Vessel #Size #Classification ... #Differential #Algorithm ... #Ddxof
Hyponatremia - Differential Diagnosis Algorithm
Hypovolemic - Give volume
Hypervolemic (Edematous) - Look for and treat underlying cause
Hyponatremia - Differential ... Diagnosis Algorithm ... Hypovolemic - Give volume ... UnremarkableLab #Hyponatremia ... diagnosis #nephrology #sodium
Modified Hyponatremia Algorithm
Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants
Hypotonic Hyponatremia: 
 • ADH ON (UOsm > 100):
Modified Hyponatremia ... Algorithm Hypertonic ... polydipsia, Low solute ... #Algorithm #diagnosis ... #sodium #nephrology
Differential Diagnosis and Evaluation of Hyponatremia:
1) Identification of onset (acute vs. chronic)
2) Presence of symptoms (HA,
Evaluation of Hyponatremia ... Assessment of volume ... EM #IM #Nephro #Hyponatremia ... #Differential #Algorithm ... #Ddxof
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Diagnosis Workup Algorithm ... mechanism 2) Volume ... Diuretics, osmotic (solute ... Diagnosis #Workup #Algorithm ... #nephrology #sodium
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 ... #Algorithm #Differential