25 results
General approach to AKI - Checklist

Urine electrolytes & FENa - Previously, it was believed that urine
approach to AKI - Checklist ... sodium excretion ... fractional excretion of sodium ... FENa) could help differentiate ... AcuteKidneyInjury #Nephrology
Polyuria - Differential Diagnosis Algorithm
Polyuria = >3L Urine output / 24 hours
Urine osmolality = 2 (Na
Polyuria - Differential ... Diagnosis Algorithm Polyuria ... Primary Polydipsia #Polyuria ... #Differential # ... Diagnosis #Algorithm #nephrology
Polyuria - Differential Diagnosis Algorithm
Urine Output > 3L /day
Water Diuresis (Urine Osm <100 mOsm/kg)
 • Primary
Polyuria - Differential ... Water Diuresis (Urine ... solute load #Polyuria ... #Differential # ... Algorithm #causes #nephrology
True Hyponatremia Differential Algorithm

Instead (or in addition) of volume status examination, check urine sodium and serum
True Hyponatremia Differential ... sodium and serum ... sodium low, uric ... #Hyponatremia #Differential ... Algorithm #Diagnosis #Nephrology
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Hypernatremia - Differential ... water loss, Serum Sodium ... 145 mmol/L High Urine ... diuresis (see Polyuria ... Hypernatremia #Nephrology
Causes of Polyuria - Differential Diagnosis Algorithm
Polyuria - Urine Output > 3L/day, Increased Urine Volume (>2ml/min)
Osmotic
Causes of Polyuria ... - Differential ... Diagnosis Algorithm Polyuria ... Insipidus #Polyuria ... #Nephrology #Differential
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Hyponatremia Differential ... Osmolarity 2) Urine ... Osmolarity 3) Urine ... Sodium 4) Serum ... Diagnosis #Algorithm #nephrology
Causes of Polyuria - Differential Diagnosis
Excess Intake of Water:
 • Primary polydipsia (a.k.a. "psychogenic polydipsia")
 •
- Differential ... Mimics (↑ urine ... frequency without ↑ urine ... #Differential # ... Diagnosis #Causes #nephrology
Hyponatremia Differential Diagnosis Table

 • Step 1: Correct for hyperglycemia. Corrected Na = [(glucose - 100)/
Hyponatremia Differential ... Serum Osm • Urine ... #Hyponatremia #Differential ... Diagnosis #Table #nephrology ... #sodium
Urine Specific Gravity - Interpretation
Specific Gravity = Density of urine / Density of water
SG close to
Urine Specific Gravity ... Gravity = Density of urine ... EricsMedicalLectures/ #Urine ... Interpretation #diagnosis #differential ... #nephrology