What is the formula to obtain the fractional excretion of urate in the workup of hyperuricemia?

Updated: Nov 03, 2020
  • Author: James W Lohr, MD; Chief Editor: Vecihi Batuman, MD, FASN  more...
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Fractional excretion of urate = [(urine uric acid)×(serum creatinine)×(100%)]÷[(serum uric acid)×(urine creatinine)]

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