30 results
Modified Hyponatremia Algorithm
Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants
Hypotonic Hyponatremia: 
 • ADH ON (UOsm > 100):
Hyponatremia Algorithm Hypertonic ... - RAAS ON (UNa ... - RAAS OFF (UNa ... Hyponatremia #Algorithm #diagnosis ... #sodium #nephrology
Causes of Hypernatremia - Differential Diagnosis
Inadequate water intake:
 • Lack of access to water
Extrarenal hypotonic fluid
- Differential Diagnosis ... water Extrarenal hypotonic ... #Differential #Diagnosis ... #Causes #nephrology ... #sodium #high
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
have a case of hypotonic ... : SIADH, Renal Sodium ... #differential #diagnosis ... #table #sodium ... #nephrology
Hypo-osmolar Hypotonic HypoNatremia Algorithm (Serum Na+ < 135 meq/L, serum Osm < 275 mosm/kg)
Assess Volume Status,
Hypo-osmolar Hypotonic ... Algorithm (Serum Na ... Hyponatremia #Algorithm #Diagnosis ... #Nephrology #Differential ... #Hypotonic
Visualizing Hypotonic Hyponatremia

 • UNa reveals RAAS activity.
 • UOsm reveals ADH activity.
 • ADH secretion
Visualizing Hypotonic ... Hyponatremia • UNa ... COREIMpodcast #Hypotonic ... Hyponatremia #Graph #nephrology ... #diagnosis #sodium
Fractional Excretion of Sodium - FENa
Fractional Excretion of Sodium (FENa) = (Urine Na+ x Serum Cr)
Fractional Excretion of Sodium ... FENa) = (Urine Na ... Serum Cr) / (Serum Na ... #nephrology #calculation ... #diagnosis
Hyponatremia Differential Diagnosis Table

 • Step 1: Correct for hyperglycemia. Corrected Na = [(glucose - 100)/
Hyponatremia Differential Diagnosis ... Corrected Na = [ ... #Differential #Diagnosis ... #Table #nephrology ... #sodium
Management of SIADH
Treat underlying cause:
 • Causes can include pain, primary lung pathology, post-operative phenomenon, medications,
pain, primary lung ... • With lower Na ... promoting passive sodium ... osmolality < 538 AND UNa ... #hyponatremia #nephrology
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
- Differential Diagnosis ... water loss, Serum Sodium ... 300 mmol/kg • Hypertonic ... Hypernatremia #Nephrology ... #Differential #Diagnosis
SIADH Treatment Options
1. Treat underlying cause of SIADH: Pain, Primary lung pathology, Post-operative phenomenon, Medications, Basically
Pain, Primary lung ... using this as a long-term ... promoting passive sodium ... osmolality < 538 AND UNa ... #hyponatremia #nephrology