23 results
Classification, Differential Diagnosis, and Features of Hyponatremia According to Volume Status 

Hypervolemic hypernatremia 
 - CHF
Classification, ... According to Volume ... Status Hypervolemic ... SIADH Renal hypovolemic ... #Classification
True Hyponatremia Differential Algorithm

Instead (or in addition) of volume status examination, check urine sodium and serum
Differential Algorithm ... in addition) of volume ... uric acid high in hypovolemic ... and hypervolemic ... #Differential #Algorithm
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
Hypernatremia Diagnosis ... Repeat the sodium ... HYPOVOLEMIC • ... psychogenic polydipsia HYPERVOLEMIC ... Diagnosis #Workup #Algorithm
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
Volume Based Approach to Hyponatremia
Hypovolemic, Serum uric acid >4
 • Urine Na <20: Extra-renal losses
 •
Volume Based Approach ... to Hyponatremia ... Hypovolemic, Serum ... algorithm #diagnosis ... #sodium #low #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 ... #Hypervolemic # ... #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 Hypervolemic ... diagnosis #nephrology #sodium
Hypernatremia Classification and Features According to Volume Status
 - Hypervolemic hypernatremia - Cushing's syndrome, Primary hyperaldosteronism,
Hypernatremia Classification ... Features According to Volume ... Status - Hypervolemic ... - Extrarenal hypovolemic ... #Classification
Cerebral Salt Wasting vs SIADH - Pathophysiology 
1) Neurological event
2) Sodium loss from tubules
3) Naturiesis →
Neurological event 2) Sodium ... 4) Hypovolaemia ... → Subclinical volume ... Increased urine volume ... diagnosis #nephrology #hyponatremia
Hyponatremia - Differential Diagnosis Algorithm
ADH Independent:
 • Tea and Toast Syndrome, Beer Potomania - Low solute
Hyponatremia - Differential ... Diagnosis Algorithm ... Dependent: • Hypovolemic ... • Hypervolemic ... thecurbsiders #Hyponatremia