18 results
Hypernatremia Classification and Features According to Volume Status
 - Hypervolemic hypernatremia - Cushing's syndrome, Primary hyperaldosteronism,
- Cushing's syndrome ... - Osmotic diuretic ... , Loop diuretics ... Postobstructive diuresis ... #Nephrology
Classification, Differential Diagnosis, and Features of Hyponatremia According to Volume Status 

Hypervolemic hypernatremia 
 - CHF
- Nephrotic syndrome ... Glucocorticoid deficit - Hypokalemia ... Drugs - SIADH Renal ... - Diuretics ... #Table #Causes
Causes of Hypernatremia - Differential Diagnosis
Inadequate water intake:
 • Lack of access to water
Extrarenal hypotonic fluid
Causes of Hypernatremia ... concentrating defect: • Diuretics ... • Osmotic diuresis ... administration #Hypernatremia ... #Causes #nephrology
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Hypernatremia - ... Hypernatremia: ... • Hypovolemic: Diuretics ... osmotic (solute) diuresis ... Workup #Algorithm #nephrology
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
Hypernatremia Diagnosis ... mmol/L - true hyponatremia ... volume loss - diuretics ... #Hypernatremia ... #Algorithm #Nephrology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
Causes of Hyponatremia ... losses, Diuretic ... Ketonuria, Osmotic diuresis ... Cardiac failure #Hyponatremia ... Algorithm #Causes #nephrology
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
Approach to Hypotonic Hyponatremia ... case of hypotonic hyponatremia ... Sodium loss (diuretics ... #table #sodium ... #nephrology
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
Diagnosis of ... • Hyponatremia ... and euvolemic hyponatremia ... #Diuresis #Nephrology ... #Medications #Table
Modified Hyponatremia Algorithm
Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants
Hypotonic Hyponatremia: 
 • ADH ON (UOsm > 100):
Modified Hyponatremia ... Algorithm Hypertonic Hyponatremia ... ON (UNa < 30): Hypovolemia ... , Medications (diuretics ... #sodium #nephrology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... GI losses • Renal ... especially thiazide diuretics ... osmole intake #Hyponatremia ... #Nephrology #Differential