All about cats

What are normal kidney levels for cats

Kidney levels should be checked if your cat is experiencing any of the following:

Blood in the urine

Frequent urinating

Excessive urination

Painful urination

Weight loss

Loss of appetite


Loss of coordination

Inability to stand

Loss of balance

What are the causes of kidney failure in cats?

Kidney failure can be caused by many different diseases and disorders. Some of these include:

Aluminum toxicity

Autoimmune diseases (e.g., Feline Infectious Peritonitis)

Bladder stones

Chronic renal failure

Drug toxicity (e.g., metronidazole)


Medications (e.g., antibiotics)

Polycystic kidney disease


Renal amyloidosis

Renal insufficiency

Renal tumors

Renal failure secondary to diabetes

Renal failure secondary to kidney disease

Renal vein thrombosis

Von Willebrand disease

What are the symptoms of kidney failure in cats?

The symptoms of kidney failure in cats will depend on the underlying cause. Some of these are as follows:

Dilated pupils


Increased thirst




Urine that is brown and cloudy

Inability to urinate

Inability to walk

Inability to climb

Inability to use the litter box

Inability to drink

What are the complications of kidney failure in cats?

The complications of kidney failure in cats can be serious. Some of these include:

Bladder swelling

Thrombosis (blood clots in the veins)

Kidney infection

Liver failure

Prolonged anuria (no urine formed)

Prolonged anuria

What is the prognosis of kidney failure in cats?

The prognosis of kidney failure in cats depends on the underlying cause.

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Renal insufficiency is one of the most common and well-known kidneys diseases in dogs. It is defined as the inability to eliminate waste from the body. As with pyelonephritis, kidney failure in dogs can occur acutely or chronically. Chronic cases occur most commonly in older dogs which have been... Read more

Without following a proper kidney disease diet / renal diet + proper treatment, you can progress through the chronic kidney disease stages more quickly. Read more

Learning your cat has kidney disease (also called kidney failure) can be alarming. After all, the kidneys are a major organ. The good news is that symptoms are often treatable, meaning it’s possible for a cat with kidney disease to still live a long, happy life. Learn how to recognize and manage the symptoms of this common condition in cats. Read more

Kidney function studies: Increased levels of blood urea nitrogen (BUN) and creatinine are the hallmarks of renal failure; the ratio of BUN to creatinine can exceed 20:1 in conditions that favor the enhanced reabsorption of urea, such as volume contraction (this suggests prerenal AKI). Read more

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