FeNA Calculator
Calculate the Fractional Excretion of Sodium (FeNA):
FeNA (%) = ((Urine Na × Plasma Cr) / (Plasma Na × Urine Cr)) × 100
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Calculate the Fractional Excretion of Sodium (FeNA):
FeNA (%) = ((Urine Na × Plasma Cr) / (Plasma Na × Urine Cr)) × 100