Stage | Glomerular filtration rate | Description | Treatment stage |
---|---|---|---|
1 | 90+ | Normal kidney function but urine findings or structural abnormalities or genetic trait point to kidney disease | Observation, control of blood pressure. |
2 | 60-89 | Mildly reduced kidney function, and other findings (as for stage 1) point to kidney disease | Observation, control of blood pressure and risk factors. |
3 | 30-59 | Moderately reduced kidney function | Observation, control of blood pressure and risk factors. |
4 | 15-29 | Severely reduced kidney function | Planning for end stage kidney failure. |
5 | <15 or on dialysis | Very severe, or end stage kidney failure (sometimes called established renal failure) | Treatment choices (e.g. Dialysis or a kidney transplant). |