Experts strive to lower the life-threatening risk of feline renal failure.

By Tom Ewing

About 25 percent of the blood that courses through the circulatory system with each heartbeat travels directly to the kidneys. Given the relentless and crucially important burden that these organs bear, their well-being is essential to your cat’s health.

Unfortunately, feline kidneys — like their human counterparts — are susceptible to a wide range of life-threatening disorders. Indeed, says David Polzin, DVM, PhD, kidney (renal) disease is a major cause of feline dysfunction and death. “Especially among older cats — those seven years of age and older — it is definitely one of the top two or three causes of morbidity and mortality,” notes Dr. Polzin, a professor of veterinary medicine…

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