Causes of Sudden Onset Dog Kidney Failure Canine kidney failure that happens suddenly is usually caused by one of the following: Dehydration Shock Congestive Heart failure Poisoning - licking small quantities of antifreeze from a puddle on the street. Infection Heat Stroke Blood clots in the kidney Causes of Chronic Dog Kidney Failure Chronic Kidney failure can occur slowly over months or years without showing any symptoms. Underlying causes include: Canine Kidney Stones Kidney dysplasia (defect
My boss who is an American has a sweet dog (6 years old) whose situation is very much like your friend's dog. She has been hopitalized for 1 week already, and the vet said the kidney failure is due to some strange virus. I did not remember what it is, but my boss is very sad about the situation.