12 results
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Diagnosis Workup Algorithm ... mechanism 2) Volume Status ... • Euvolemic (Low ... • Hypovolemic: Diuretics ... #nephrology #sodium
True Hyponatremia Differential Algorithm

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

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
Hypernatremia Diagnosis ... Assess volume status ... volume loss - diuretics ... Diagnosis #Workup #Algorithm ... #Nephrology
Modified Hyponatremia Algorithm
Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants
Hypotonic Hyponatremia: 
 • ADH ON (UOsm > 100):
Algorithm Hypertonic ... , Medications (diuretics ... Primary polydipsia, Low ... #Algorithm #diagnosis ... #sodium #nephrology
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
Approach to Hypotonic Hyponatremia ... normal volume-based algorithm ... can be high or low ... Primary polydipsia), Low ... table #sodium #nephrology
Diuresis in Critical Care - Achieving a Negative Fluid Balance
Advantages Of A Negative Fluid Balance:
 •
Diuresis in Critical ... , & to correct hyponatremia ... high aldosterone states ... Early nephrologv ... Balance #management #criticalcare
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Differential Diagnosis Algorithm ... administration • Osmotic diuresis ... mannitol, glucosuria Low ... #Nephrology #Differential ... #Diagnosis #Algorithm
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Algorithm Before ... consumption • Low ... Alkalosis: Emesis, Diuretics ... differential #potassium #nephrology ... #low
Hyponatremia - Differential Algorithm
Isotonic Hyponatremia: Hyperlipidemia, Hyperproteinemia, Recent TURP
Hypotonic Hyponatremia: 
 • Hypovolemia: Diuretics/Nephropathies, Vomiting, Diarrhea,
Algorithm Isotonic ... • Hypovolemia: Diuretics ... #Differential #Algorithm ... diagnosis #causes #nephrology ... #sodium #low
Hypochloremia - Differential Diagnosis Algorithm

Cause - Decreased Intake:
 • Low salt in diet
 • Exclusive D5W
Differential Diagnosis Algorithm ... Decreased Intake: • Low ... RENAL LOSS: - Diuresis ... altered mental status ... Pathophysiology #Nephrology