24 results
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Hyponatremia Differential ... Uric Acid - Low ... salt wasting By Rachel ... Stern MD #Hyponatremia ... Diagnosis #Algorithm #nephrology
True Hyponatremia Differential Algorithm

Instead (or in addition) of volume status examination, check urine sodium and serum
True Hyponatremia ... urine sodium and serum ... and hypervolemic hyponatremia ... in euvolemic hyponatremia ... kidney_boy #True #Hyponatremia
Hypo-osmolar Hypotonic HypoNatremia Algorithm (Serum Na+ < 135 meq/L, serum Osm < 275 mosm/kg)
Assess Volume Status,
Hypo-osmolar Hypotonic HypoNatremia ... Algorithm (Serum ... + < 135 meq/L, serum ... Urine Osm #Hyponatremia ... Algorithm #Diagnosis #Nephrology
Volume Based Approach to Hyponatremia
Hypovolemic, Serum uric acid >4
 • Urine Na <20: Extra-renal losses
 •
Based Approach to Hyponatremia ... Hypothyroidism, Low ... SatyaPatelMD #Volume #Hyponatremia ... diagnosis #sodium #low ... #nephrology
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Causes of Hypernatremia ... Diagnosis Algorithm Hypernatremia ... free water loss, Serum ... mannitol, glucosuria Low ... Hyperventilation #Hypernatremia
Deciphering the SAAG - Serum to Ascites Albumin Gradient
Ascites is either made in the liver sinusoid
- Serum to Ascites ... Albumin Gradient ... oncotic pressure Low ... Ascites #Fluid #Serum ... #Albumin #Gradient
Hyponatremia Differential Diagnosis Table

 • Step 1: Correct for hyperglycemia. Corrected Na = [(glucose - 100)/
Hyponatremia Differential ... repeat BMP • Serum ... MatthewHoMD #Hyponatremia ... Diagnosis #Table #nephrology
Modified Hyponatremia Algorithm
Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants
Hypotonic Hyponatremia: 
 • ADH ON (UOsm > 100):
Modified Hyponatremia ... Algorithm Hypertonic Hyponatremia ... irrigants Hypotonic Hyponatremia ... Primary polydipsia, Low ... SatyaPatelMD #Hyponatremia
Hyponatremia Diagnosis Algorithm
UOsm ≥ POsm - Vasopressin-Dependent
 • UNa < 20 mEq/L - Appropriate (↓ EABV)
Hyponatremia Diagnosis ... Primary polydipsia, Low ... @NephroMD #hyponatremia ... algorithm #causes #nephrology
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Hypernatremia - ... Extrarenal Hypernatremia ... • Euvolemic (Low ... Ingestion Renal Hypernatremia ... MatthewHoMD #Hypernatremia