Acute Renal Failure (ARF) Classification

ARF classification


RIFLE classification

Risk renal failure

Creatinine x 1.5 normal   or   Urine output < 0.5ml / kg / hour for 6 hours

 

Injury to kidney

Creatinine x 2 normal   or   Urine output < 0.5ml / kg / hour for 12 hours

 

Failure of kidney function

Creatinine x 3 normal   or   Anuric for 12 hours

 

Loss of kidney function

Need renal replacement therapy x 4 weeks

 

End stage renal disease

Need renal replacement therapy  for > 13 weeks

 

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Content by Dr Íomhar O' Sullivan 25/11/2004. Last reviewDr. ÍOS 3/08/12