의학계산기 medcalc.co.kr
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FENa 계산기 (Fractional Excretion of Sodium)

FENa(%)
= (Na clearance / Cr clearance) × 100
= (((Urine Na × V)/ Serum Na) / ((Urine Cr × V) / Serum Cr)) × 100
= (Urine Na × Serum Cr) / (Serum Na × Urine Cr) × 100

Serum Sodium (mmol/L) :

Serum Creatinine (mg/dL) :

Urine Sodium (mmol/L) :

Urine Creatinine (mg/dL) :




FENa < 1% : Prerenal AKI
FENa > 1% : Intrinsic renal AKI 가능성 높음

신장내과 NEPHROLOGY
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