How many stages of kidney disease are there?

5: There are 5 stages of chronic kidney disease. Stage1 means minimal disease while stage 5 means you are close to dialysis.

5: Stage 1 is normal and stage 5 is generally dialysis dependent. The stages are defined by the estimated glomerular filtration rate (egfr) with cut points as follows: stage 1 >90ml/min stage 2 > 60 ml/min stage 3 > 30 ml/min stage 4 > 15 ml/min stage 5 < 15 ml/min the egfr is obtained by either the cockroft gault or the mdrd method.