34 results
True Hyponatremia Differential Algorithm

Instead (or in addition) of volume status examination, check urine sodium and serum
sodium and serum ... sodium low, uric ... sodium high and ... Differential #Algorithm #Diagnosis ... #Nephrology
Fractional Excretion of Sodium - FENa
Fractional Excretion of Sodium (FENa) = (Urine Na+ x Serum Cr)
Fractional Excretion of Sodium ... (FENa) = (Urine ... / (Serum Na+ x Urine ... #nephrology #calculation ... #diagnosis
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Hyponatremia Differential Diagnosis ... Osmolarity 2) Urine ... Osmolarity 3) Urine ... Sodium 4) Serum ... #Algorithm #nephrology
General approach to AKI - Checklist

Urine electrolytes & FENa - Previously, it was believed that urine
- Checklist Urine ... sodium excretion ... fractional excretion of sodium ... performance for diagnosing ... AcuteKidneyInjury #Nephrology
Abnormally Colored Urine - Differential Diagnosis Framework
Red:
 - Hematuria, Hemoglobinuria, Myoglobinuria
 - Beets, Rhubarb, Blackberries, Artificial
Abnormally Colored Urine ... - Differential Diagnosis ... #Discoloration ... #Differential #Diagnosis ... #nephrology
Causes Abnormal Urine Color - Differential Diagnosis
Turbid White Urine (Albinuria):
 • Chyluria, Filariasis, Schistosomiasis, Malignancy, Phosphaturia,
- Differential Diagnosis ... syndrome (blue diaper ... #Color #discoloration ... #Differential #Diagnosis ... #nephrology
Inherited Defects in Kidney Tubule Epithelial Cells

Renal glucosuria - Na+-dependent glucose cotransporter
Cystinuria - Amino acid transporter
Bartter
syndrome - Na-K-2Cl ... cell epithelial sodium ... of epithelial sodium ... Defects #Kidney #Nephrology ... #Diagnosis #Differential
Urine Color - Differential Diagnosis
Red Urine:
 • Medical conditions: bleeding, porphyria, factitious disorder
 • Meds: rifampin,
Urine Color - Differential ... Diagnosis Red Urine ... #Differential #Diagnosis ... #urinalysis #discoloration ... #nephrology
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Kidney loss of Cl ... sodium is typically ... the excretion of sodium ... #Algorithm #nephrology ... #differential #diagnosis
Hyponatremia Differential Diagnosis Table

 • Step 1: Correct for hyperglycemia. Corrected Na = [(glucose - 100)/
Hyponatremia Differential Diagnosis ... Serum Osm • Urine ... #Differential #Diagnosis ... #Table #nephrology ... #sodium