Renal Failure Index

RFI = UrineNa * SerumCreat / UrineCreat

Urine Na  
Urine Creat  
Serum Creat  

Decimal Precision  
  • In this calculator, mcg is the abbreviation for micrograms.
  • An RFI <1 is consistant with prerenal failure while an RFI >1 goes with ATN.


Legal Notices and Disclaimer

All information contained in and produced by the EBMcalc system is provided for educational purposes only. This information should not be used for the diagnosis or treatment of any health problem or disease. THIS INFORMATION IS NOT INTENDED TO REPLACE CLINICAL JUDGMENT OR GUIDE INDIVIDUAL PATIENT CARE IN ANY MANNER. Click here for full notice and disclaimer.
EBMcalc is Copyright © 1998-2018 Foundation Internet Services    [Build 255633 v18.3]