The role of the kidneys in animals is critical. In summary, they filter the blood and thereby excrete metabolic waste while retrieving substances that are needed by the body including low molecular weight proteins, water and electrolytes. The kidneys also produce hormones that regular systemic blood pressure and red blood cell production. Maintaining the integrity of the kidneys is therefore a major goal for the healthcare providers of animals.
Chronic Renal Failure (CRF), also called chronic kidney disease, is one of the most common health problems and cause of mortality in senior cats. It affects almost a third of cats over 15 years and the incidence is increasing .
Chronic renal failure is incurable but it is possible to delay the progression of the disease.