Back to Disease DictionaryKidney & Urinary

Polycystic Kidney Disease in Cats(PKD)

A hereditary condition where multiple cysts (fluid-filled sacs) form in the kidneys. Particularly common in Persian-related breeds, progressing to chronic kidney disease.

Vet Supervised

Symptoms

  • Increased thirst and urination
  • Decreased appetite
  • Weight loss
  • Enlarged kidneys

Causes

  • Autosomal dominant inheritance (PKD1 gene mutation)

Diagnosis

1

Ultrasound

2

Genetic testing (PKD1)

3

Blood tests

Treatment

  • Management similar to CKD
  • Renal support diet
  • Fluid therapy
  • Blood pressure management

Prognosis

Progression varies widely—some develop kidney failure young, while others remain asymptomatic into old age.

Severity: High

Prevention

  • Genetic testing before breeding
  • Remove PKD-positive cats from breeding programs

Commonly Affected Breeds

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