18 results
Hypernatremia Classification and Features According to Volume Status
 - Hypervolemic hypernatremia - Cushing's syndrome, Primary hyperaldosteronism,
Hypernatremia Classification ... Cushing's syndrome, Primary ... Vomiting, Diarrhea, GI ... #Features #Diagnosis ... Comparison #Table #Nephrology
Hyponatremia Diagnosis Algorithm
UOsm ≥ POsm - Vasopressin-Dependent
 • UNa < 20 mEq/L - Appropriate (↓ EABV)
Hyponatremia Diagnosis ... Inappropriate - Consider: SIADH ... Vasopressin-independent - Consider: Primary ... #diagnosis #differential ... algorithm #causes #nephrology
Hyponatremia - Differential Diagnosis Algorithm
ADH Independent:
 • Tea and Toast Syndrome, Beer Potomania - Low solute
Hyponatremia - Differential ... Diagnosis Algorithm ... Hypovolemic - GI ... insufficiency, SIADH ... Algorithm #causes #nephrology
Modified Hyponatremia Algorithm
Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants
Hypotonic Hyponatremia: 
 • ADH ON (UOsm > 100):
Modified Hyponatremia ... OFF (UNa > 30): SIADH ... (UOsm < 100): Primary ... #Algorithm #diagnosis ... #sodium #nephrology
Hyponatremia - Differential Diagnosis Algorithm
Hypovolemic - Give volume
Hypervolemic (Edematous) - Look for and treat underlying cause
Hyponatremia - Differential ... Solute Intake - Primary ... , SSRIs) - SIADH ... UnremarkableLab #Hyponatremia ... #nephrology #sodium
Volume Based Approach to Hyponatremia
Hypovolemic, Serum uric acid >4
 • Urine Na <20: Extra-renal losses
 •
Based Approach to Hyponatremia ... uric acid <4 • SIADH ... Glucocorticoid deficiency, Primary ... #algorithm #diagnosis ... #sodium #low #nephrology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... - Differential Diagnosis ... • Bleeding • GI ... suppression • Primary ... #Nephrology #Differential
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... - Differential Diagnosis ... • Bleeding • GI ... suppression • Primary ... #Nephrology #Differential
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
restriction alone in SIADH ... Present (Uosm ≥100): SIADH ... water intake (Primary ... #differential #diagnosis ... table #sodium #nephrology
A lazy man's classification of hyponatremia
There are two possible approaches to the diagnosis of hyponatremia: .
A lazy man's classification ... approaches to the diagnosis ... osmolality and urinary ... the patient has SIADH ... #Diagnosis #Hyponatremia