14 results
Causes of Hypernatremia - Differential Diagnosis
Inadequate water intake:
 • Lack of access to water
Extrarenal hypotonic fluid
Causes of Hypernatremia ... water Extrarenal hypotonic ... salt intake: • Hypertonic ... Diagnosis #Causes #nephrology ... #sodium #high
Modified Hyponatremia Algorithm
Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants
Hypotonic Hyponatremia: 
 • ADH ON (UOsm > 100):
Modified Hyponatremia ... Algorithm Hypertonic ... Urologic irrigants Hypotonic ... #Algorithm #diagnosis ... #sodium #nephrology
True Hyponatremia Differential Algorithm

Instead (or in addition) of volume status examination, check urine sodium and serum
Differential Algorithm ... low, uric acid high ... high and uric acid ... #Differential #Algorithm ... #Diagnosis #Nephrology
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Diagnosis Algorithm ... Urine Osmolarity 3) ... Urine Sodium 4) ... Acid → SIADH - High ... #nephrology #sodium
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
normal volume-based algorithm ... : SIADH, Renal Sodium ... diuresis can be high ... diagnosis #table #sodium ... #nephrology
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Differential Diagnosis Algorithm ... water loss, Serum Sodium ... >145 mmol/L High ... 300 mmol/kg • Hypertonic ... #Nephrology #Differential
Hyponatremia - Differential Algorithm
Isotonic Hyponatremia: Hyperlipidemia, Hyperproteinemia, Recent TURP
Hypotonic Hyponatremia: 
 • Hypovolemia: Diuretics/Nephropathies, Vomiting, Diarrhea,
Algorithm Isotonic ... , Recent TURP Hypotonic ... #Differential #Algorithm ... diagnosis #causes #nephrology ... #sodium #low
Hypernatremia Differential Diagnosis Algorithm - Diabetes Insipidus Workup

Step #1 - Consider the history
Step #2 - Assess
Hypernatremia Differential ... Diagnosis Algorithm ... Uglucose Step #3 ... #Management #Algorithm ... #Sodium #nephrology
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
Hypernatremia Diagnosis ... Repeat the sodium ... administration Step 3. ... Diagnosis #Workup #Algorithm ... #Nephrology
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
Then, ask 3 questions ... 1) Is it hypotonic ... 3) Is it appropriate ... Treatment #management #nephrology ... #sodium