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I have a symptom

I know the diagnosis

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CalculatorsFractional Excretion of Urea (FEUrea)

NephrologyFormula

Fractional Excretion of Urea (FEUrea)

Calculates the fraction of filtered urea excreted in the urine — preferred over FENa for AKI differentiation in patients on diuretics.

Parameters

Units:

Urine Urea (BUN)(mmol/L (urea))

Serum Urea (BUN)(mmol/L (urea))

Urine Creatinine(µmol/L)

Serum Creatinine(µmol/L)

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