Chronic Kidney Disease (CKD) refers to 5 stages of kidney damage. Stage 1 which is mild damage to Stage 5 to complete Kidney Failure. The stages of kidney failure state how well the kidney is able to flush out fluid and toxins or waste out of the body.
If you have seen your Nephrologist and he has told you, your kidney are failing. If you have CKD stage 1-4 take the help of a Dietitian to improve GFR scores and avoid the need for dialysis.