Back Renal Failure Diseases of the kidneys often produce temporary or permanent changes to the small functional structures and vessels inside the kidney. These changes may eventually lead to renal failure. Listed in the directory below is some additional information regarding renal failure, for which we have provided a brief overview. Overview of Renal Failure Dialysis Nutrition and Renal Failure Protein Restriction Potassium Restriction Phosphorus Restriction Sodium and Fluid Restriction Kidney Transplantation