79 results
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
Hypernatremia Diagnosis ... and Workup Step ... 1 . ... #Diagnosis #Workup ... #Algorithm #Nephrology
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Differential Diagnosis ... Workup Algorithm ... 1) Check Urine ... Hypervolemic (Excess salt ... #nephrology #sodium
Hypernatremia Differential Diagnosis Algorithm - Diabetes Insipidus Workup

Step #1 - Consider the history
Step #2 - Assess
Hypernatremia Differential ... Diagnosis Algorithm ... Diabetes Insipidus Workup ... Step #1 - Consider ... Algorithm #Sodium #nephrology
The Urine / Plasma Electrolyte Ratio - Guide to Fluid Restriction in Hyponatremia
 • U/P Ratio
Restriction in Hyponatremia ... • U/P Ratio > 1 ... #Restriction #Hyponatremia ... #diagnosis #management ... #nephrology
Hypernatremia - Diagnostic Evaluation Algorithm
Step 1: Consider history. Most patients presenting with hypernatremia are either very
Hypernatremia - ... Diagnostic Evaluation ... Algorithm Step 1: ... presenting with hypernatremia ... #Diagnosis #Workup
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Hyponatremia Differential ... Diagnosis Algorithm ... water retention 1) ... Uric Acid → renal salt ... #Algorithm #nephrology
Causes of Hypernatremia - Differential Diagnosis
Inadequate water intake:
 • Lack of access to water
Extrarenal hypotonic fluid
Causes of Hypernatremia ... - Differential Diagnosis ... insipidus Excessive salt ... #Differential #Diagnosis ... #Causes #nephrology
Hypernatremia - Differential Diagnosis and Treatment
Hypernatremia is almost always due to unreplaced water loss (free water
Differential Diagnosis ... Diagnosis is primarily ... output is a clue). 1) ... ([Na] / 140) - 1) ... Treatment #management #nephrology
Cerebral Salt Wasting vs SIADH - Pathophysiology 
1) Neurological event
2) Sodium loss from tubules
3) Naturiesis →
Cerebral Salt Wasting ... Pathophysiology 1) ... Pathophysiology #diagnosis ... #nephrology #hyponatremia
Hyponatremia - Diagnostic Evaluation Algorithm

Step 1: Consider whether Posm may actually be normal or elevated
Step 2:
Hyponatremia - Diagnostic ... Algorithm Step 1: ... DrEricStrong #Hyponatremia ... #Diagnosis #Workup