Acute on chronic kidney disease in cats: Etiology, clinical and clinicopathologic findings, prognostic markers, and outcome.

Background: Chronic kidney disease (CKD) and acute decompensation of CKD (ACKD) are common in cats.

Objectives: To characterize the etiology, clinical and clinicopathologic findings, and the short- and long-term prognosis of feline ACKD.

Animals: One hundred cats with ACKD.