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Understanding Chronic Kidney Disease in Pets

August 8, 2025

When it comes to keeping our pets healthy, kidney function may not be the first thing pet parents think about—but it’s vital to their overall well-being. Chronic kidney disease (CKD) is a progressive condition that affects many older cats and dogs, and early detection can make a world of difference.

At Clyde’s Animal Clinic in Mattoon, IL, we’ve seen firsthand how prompt diagnosis and proactive care can help pets live more comfortable, happy lives even with CKD. Let’s explore what this condition is, the signs to watch for, and how it’s managed.

What Is Chronic Kidney Disease?

The kidneys filter waste products from the blood, regulate hydration, and maintain electrolyte balance. Chronic kidney disease happens when the kidneys lose their ability to perform these functions effectively over time. It’s more common in senior pets but can occur at any age due to genetic factors, infections, or toxin exposure.

Causes and Risk Factors

  • Age: Older pets, especially cats over 7 years, are at higher risk.
  • Breed Predisposition: Certain breeds, like Abyssinian cats and some large-breed dogs, may be more susceptible.
  • Toxins: Ingesting antifreeze, lilies, grapes, or certain medications can cause kidney damage.
  • Chronic Conditions: High blood pressure, dental disease, and other illnesses can contribute.

Signs of Chronic Kidney Disease in Dogs and Cats

CKD often develops slowly, so symptoms may be subtle at first. Watch for:

  • Increased thirst and urination
  • Weight loss
  • Reduced appetite
  • Vomiting or nausea
  • Lethargy
  • Bad breath with a chemical odor

If you notice these changes, schedule a check-up right away. The AKC has an article on kidney disease, which you can find here. You can also learn more about recognizing signs of pain in dogs at the Cornell University College of Veterinary Medicine website here.

Diagnosing CKD

We diagnose CKD through blood tests, urinalysis, and sometimes imaging like ultrasounds. These tests measure kidney function, check for protein loss in the urine, and identify any structural changes.

Treatment and Management

While CKD isn’t curable, it can be managed with:

  • Specialized Diets: Low in phosphorus and protein to reduce kidney workload.
  • Hydration Support: Encouraging water intake or providing subcutaneous fluids.
  • Medications: To control blood pressure, manage nausea, and reduce protein loss.
  • Regular Monitoring: Frequent check-ups help us adjust care as the disease progresses.

Caring for a Pet with CKD at Home

  • Provide Fresh Water: Multiple bowls or a pet fountain can encourage drinking.
  • Offer Palatable Food: Warming food or adding low-sodium broth can stimulate appetite.
  • Stick to Vet Recommendations: Consistency with diet and medication is key.

Prevention Tips

While not all cases are preventable, you can reduce risk by:

  • Keeping toxins out of reach
  • Providing regular veterinary check-ups
  • Managing chronic conditions early
  • Feeding a balanced diet appropriate for your pet’s life stage

Click here to read our blog on senior dog care.

FAQs About Chronic Kidney Disease

Is CKD more common in cats or dogs?


It’s seen in both, but is particularly common in older cats.

Can young pets get CKD?


Yes, though it’s less common. Genetics or severe kidney injury can cause it.

How long can a pet live with CKD?


With early diagnosis and proper care, many pets live months to years after diagnosis.

Visit Our Mattoon, IL Pet Clinic

Clyde’s Animal Clinic is dedicated to helping pets with chronic kidney disease live their best lives. Through personalized treatment plans and ongoing support, we aim to keep tails wagging and whiskers twitching for as long as possible.

If your pet is showing signs of kidney disease, schedule an appointment today. Early care can make all the difference. For more information about our clinic and the pets we treat, visit our Service page here.

Disclaimer: This blog is for informational purposes only and should not replace professional veterinary advice. Always consult your veterinarian for diagnosis and treatment.

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