19 results
Classification, Differential Diagnosis, and Features of Hyponatremia According to Volume Status 

Hypervolemic hypernatremia 
 - CHF
Classification, ... Differential Diagnosis ... According to Volume ... #Classification ... #Differential #
Causes of Polyuria - Differential Diagnosis
Excess Intake of Water:
 • Primary polydipsia (a.k.a. "psychogenic polydipsia")
 •
Causes of Polyuria ... - Differential ... without ↑ urine volume ... #Differential # ... Diagnosis #Causes #nephrology
Pathophysiology Based Approach to Hyponatremia - Diagnostic Algorithm

Not the "classic" Volume based approach. 

#Hyponatremia #Algorithm #Pathophysiology
Based Approach to Hyponatremia ... the "classic" Volume ... #Hyponatremia #Algorithm ... Pathophysiology #Diagnosis #Differential ... #Nephrology #UOsm
Polyuria - Differential Diagnosis Algorithm
Urine Output > 3L /day
Water Diuresis (Urine Osm <100 mOsm/kg)
 • Primary
Polyuria - Differential ... • Water and solute ... load #Polyuria ... #Differential # ... Algorithm #causes #nephrology
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Causes of Hypernatremia ... - Differential ... Diagnosis Algorithm Hypernatremia ... diuresis (see Polyuria ... #Nephrology #Differential
Hypo-osmolar Hypotonic HypoNatremia Algorithm (Serum Na+ < 135 meq/L, serum Osm < 275 mosm/kg)
Assess Volume Status,
Hypo-osmolar Hypotonic HypoNatremia ... mosm/kg) Assess Volume ... Urine Osm #Hyponatremia ... Algorithm #Diagnosis #Nephrology ... #Differential #
Polyuria - Differential Diagnosis Algorithm
Polyuria = >3L Urine output / 24 hours
Urine osmolality = 2 (Na
Polyuria - Differential ... Diagnosis Algorithm Polyuria ... 300 mosm/kg • Solute ... #Differential # ... Diagnosis #Algorithm #nephrology
True Hyponatremia Differential Algorithm

Instead (or in addition) of volume status examination, check urine sodium and serum
True Hyponatremia ... Differential Algorithm ... in addition) of volume ... #Differential # ... Algorithm #Diagnosis #Nephrology
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Differential Diagnosis ... mechanism 2) Volume ... Diuretics, osmotic (solute ... #Differential # ... Workup #Algorithm #nephrology
Hyponatremia Differential Diagnosis Table

 • Step 1: Correct for hyperglycemia. Corrected Na = [(glucose - 100)/
Hyponatremia Differential ... Na (FeNa) • Volume ... MatthewHoMD #Hyponatremia ... #Differential # ... Diagnosis #Table #nephrology