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Fractional Excretion of Urea

Purpose:

To evaluate a patient's ability to excrete urea by calculating its fractional excretion.

Specialty:

Nephrology, Urology, Obstetrics & Gynecology, Pedatrics, Genetics
Clinical Laboratory

Objective:

laboratory tests

ICD-10:

N00-N08, N10-N16, N17-N19, N20-N23, N25-N29, N30-N39

Description:

The fractional urea excretion represents the percent of filtered urea to reach the urine and is an index of the renal ability to excrete urea. This is the same as the ratio of urea clearance divided by creatinine clearance.

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