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Chronic kidney disease (CKD)

Also known as: Chronic renal failure · CRF

Quick answer

Progressive loss of kidney function, especially common in older cats. Staging (IRIS) guides diet, hydration support and medication to slow progression. Book a vet appointment if drinking or urination increases for more than a few days, or if your cat loses weight.

Definition

Progressive loss of kidney function, especially common in older cats. Staging (IRIS) guides diet, hydration support and medication to slow progression.

Symptoms

  • Increased drinking and urination
  • Weight loss
  • Reduced appetite
  • Vomiting
  • Poor coat and lethargy

When to see a vet

Book a vet appointment if drinking or urination increases for more than a few days, or if your cat loses weight. Early blood and urine tests improve management.

Related guides & tools

Frequently Asked Questions

What is Chronic kidney disease (CKD)?
Progressive loss of kidney function, especially common in older cats. Staging (IRIS) guides diet, hydration support and medication to slow progression.
What are the symptoms of chronic kidney disease (ckd)?
Common signs include Increased drinking and urination, Weight loss, Reduced appetite, Vomiting. This is not a complete list — individual pets vary. See linked guides for fuller context.
When should I see a vet about chronic kidney disease (ckd)?
Book a vet appointment if drinking or urination increases for more than a few days, or if your cat loses weight. Early blood and urine tests improve management.