Stages of renal Insufficiency stage GFR SCr clinicalmanifestation (ml/min) (umol/L) compensated stage 50-80 <133 asymptom azotemia 25--50 <445 nycturia, anemia renal failure 10--25 <800 nausea, anemIa, acidOSIS arema 10 800 obvious uremic symptom19 Stages of Renal Insufficiency stage GFR SCr clinical manifestation (ml/min) (umol/L) compensated stage 50—80 <133 asymptom azotemia 25---50 <445 nycturia , anemia renal failure 10---25 <800 nausea,anemia, acidosis uremia <10 >800 obvious uremic symptom