10 results
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
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
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
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
, Renal Sodium loss ... water intake (Primary ... #differential #diagnosis ... #table #sodium ... #nephrology
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
A lazy man's classification of hyponatremia
There are two possible approaches to the diagnosis of hyponatremia: .
A lazy man's classification ... osmolality and urinary ... sodium). ... the patient has SIADH ... #Diagnosis #Hyponatremia
Management of SIADH
Treat underlying cause:
 • Causes can include pain, primary lung pathology, post-operative phenomenon, medications,
Management of SIADH ... include pain, primary ... promoting passive sodium ... #Management #hyponatremia ... #nephrology #treatment
SIADH Treatment Options
1. Treat underlying cause of SIADH: Pain, Primary lung pathology, Post-operative phenomenon, Medications, Basically
SIADH Treatment ... : Pain, Primary ... promoting passive sodium ... #Management #hyponatremia ... #nephrology #treatment
Primary Polydipsia
Definition: Excessive volitional water intake
Epidemiology:
 • 6-20% of patients with psychiatric disorders - Most commonly
• Symptomatic hyponatremia ... Pseudohyponatremia, SIADH ... Urine Osm, Serum Sodium ... , Urine Sodium ... #management #nephrology
Hypernatremia - Differential Diagnosis and Treatment
Hypernatremia is almost always due to unreplaced water loss (free water
Differential Diagnosis ... Diagnosis is primarily ... #Differential #Diagnosis ... #Treatment #management ... #nephrology #sodium