Pet Kidney Disease

The kidneys are responsible for filtering toxins, maintaining fluid and electrolyte balance, regulating blood pressure and producing hormones related to red blood cell formation. When kidney function declines, toxins accumulate in the body and cause discomfort. Kidney disease is very common in cats and dogs, especially in older pets, making early recognition and treatment essential.

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Chronic Kidney Disease (CKD): A common silent illness in senior pets

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Chronic kidney disease usually progresses slowly, and early signs can be subtle. Age is the most significant risk factor. In cats especially, kidney tissue gradually degenerates with age, leading to reduced kidney function. Certain breeds such as Persians, British Shorthairs, and American Shorthairs are more prone to hereditary kidney disorders, including polycystic kidney disease (PKD).

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Although CKD is irreversible, proper management - including diet, subcutaneous fluids, blood pressure control, and reducing protein loss in urine—can effectively slow disease progression and improve quality of life.

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Acute Kidney Injury (AKI): A medical emergency

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Acute kidney injury is a sudden and rapid decline in kidney function. Common causes include toxins (such as lilies, grapes, antifreeze), severe dehydration, infections, kidney stones, or urinary obstruction. AKI progresses quickly and can be life‑threatening without prompt treatment.

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Treatment often requires hospitalization for fluid therapy, urine output monitoring, electrolyte correction, and addressing the underlying cause. Severe cases may require dialysis to help remove toxins.

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Common Signs of Kidney Disease

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- Increased drinking and urination

- Reduced appetite and weight loss

- Vomiting and lethargy

- Dehydration and poor coat quality- Bad breath

- Severe cases: mouth ulcers, hind‑limb weakness

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Causes of Kidney Disease

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- Age‑related degeneration

- Hereditary conditions (e.g. PKD)

- Immune‑related disorders

- Bacterial infections

- Toxin ingestion (e.g. lilies, grapes, antifreeze)

- Kidney stones or urinary obstruction

- Tumors

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How Kidney Disease Is Diagnosed

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- Blood tests (CREA, BUN, SDMA)

- Urinalysis (specific gravity, proteinuria)

- Abdominal ultrasound

- Blood pressure measurement

- X‑rays (if stones are suspected)

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Long‑Term Management and Treatment

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Chronic kidney disease requires ongoing management to slow progression.

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Common approaches include Kidney prescription diets, subcutaneous fluids. blood pressure control, reducing protein loss in urine, anti‑nausea medications, phosphate binders and maintaining adequate hydration.

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Acute kidney injury requires more intensive treatment such as hospitalization, fluid therapy, infection control, relieving obstruction, electrolyte correction, and close monitoring of urine output.
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Diet and Daily Care

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Diet is a cornerstone of kidney disease management. Kidney prescription diets typically contain lower protein and phosphorus to reduce kidney workload. Providing fresh water, encouraging hydration, avoiding high‑salt or high‑protein treats and regularly monitoring weight and appetite are all important for maintaining health.

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Can Kidney Disease Be Cured?

Acute kidney injury may recover partially if treated early. Chronic kidney disease is irreversible, but proper management can extend lifespan and

improve comfort. When to See a veterinarian? Seek veterinary care if your pet shows sudden increase in drinking or urination, loss of appetite, vomiting, lethargy, weight loss, reduced or absent urine output.

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VEC provides kidney and renal disease treatment for pets. If you suspect your pet may have kidney issues or has already been diagnosed, please call 2334 2334 for more information.

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