Plasma natrium | mmol/l |
Urine natrium | mmol/l |
Plasma creatinine | micromol/l |
Urine creatinine | micromol/l |
Referentiewaarden
FENa <1% prerenaal
FENa >1% renaal
FENa >4% postrenaal
Referenties
Espinel et al. Differential diagnosis of acute renal failure. Clin Nephrol 1980 Feb;13(2):73-7.