Q. My 15yr yorkie was diag.w/ 75% loss of kidney function by vet about a yr ago.He has been on K/D diet& prescribed azodyl and ursodiol but now lost appe

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A. You should take him back to your vet for a blood test. Kidney failure is often a stable state and with careful management (diet, medications) dogs can stay fine for long time. However, kidney performance can decrease suddenly and usually the first signs are lack of appetite, lethargy and vomiting. Blood test will show how his kidneys are performing

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