10 results
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
Causes of Hyponatremia ... Differential Diagnosis Algorithm ... Renal losses, Diuretic ... Hypothyroidism, Stress ... #Causes #nephrology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... Pain/Post-op • Neurologic ... especially thiazide diuretics ... suppression • Primary ... #Causes
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... Pain/Post-op • Neurologic ... especially thiazide diuretics ... suppression • Primary ... #Causes
Hyponatremia - Differential Diagnosis Algorithm
Hypovolemic - Give volume
Hypervolemic (Edematous) - Look for and treat underlying cause
Diagnosis Algorithm ... cirrhosis, nephrotic syndrome ... Solute Intake - Primary ... Stress, Nausea, ... , CNS Disease, Meds
Modified Hyponatremia Algorithm
Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants
Hypotonic Hyponatremia: 
 • ADH ON (UOsm > 100):
, Mannitol, Urologic ... Cirrhosis, Nephrotic syndrome ... , Medications (diuretics ... (UOsm < 100): Primary ... #sodium #nephrology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Primary Metabolic ... Low Cl intake, Diuretics ... (late) • High ... Urine Cl-: Diuretics ... #Nephrology #Causes
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
hyperreactivity • Urologic ... • Hyponatremia ... Kidney stones caused ... kidney disease • Primary ... insipidus • Primary
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
time you have a case ... normal volume-based algorithm ... Cirrhosis, Nephrotic syndrome ... water intake (Primary ... table #sodium #nephrology
Causes of Apparent Life Threatening Event (ALTE) - Differential Diagnosis Algorithm
Cardiac:
 • Congenital Heart Disease
 •
Causes of Apparent ... Threatening Event (ALTE ... Metabolism • Reye's Syndrome ... Disturbances Neurologic ... #Causes #Peds #
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Primary Metabolic ... Low Cl intake, Diuretics ... (late) • High ... Urine Cl-: Diuretics ... #Nephrology #Causes