> Written by: Laurinda Morris, DVM
> Danville Veterinary Clinic
> Danville , Ohio
>
> This week I had the first case in history of raisin
> toxicity ever seen at MedVet. My patient was a
> 56-pound, 5 yr old male neutered lab mix that ate
> half a canister of raisins sometime between 7:30 AM
> and 4:30 PM on Tuesday. He started with vomiting,
> diarrhea and shaking about 1AM on Wednesday but the
> owner didn't call my emergency service until 7AM. <BR>> <BR>> I had heard
> somewhere about raisins AND grapes<BR>> causing acute Renal failure but
> hadn't seen any
> formal paper on the subject. We had her bring the
> dog in immediately. In the meantime, I called the ER
> service at MedVet, and the doctor there was like me
> - had heard something about it, but.... Anyway, we
> contacted the ASPCA National Animal Poison Control
> Center and they said to give I V fluids at 1 1/2
> times mai! ntenance and watch the kidney values for
> the next 48-72 hours.
>
> The dog's BUN (blood urea nitrogen level) was<BR>> already at 32 (normal less
> than 27) and creatinine!<BR>> over 5 ( 1.9 is the high end of normal). Both
> are<BR>> monitors of kidney function in the bloodstream. We<BR>> placed an IV
> catheter and started the fluids.<BR>> Rechecked the renal values at 5 PM and
> the BUN was<BR>> over 40 and creatinine over 7 with no urine<BR>> production
> after a liter of fluids. At the point I<BR>> felt the dog was in acute renal
> failure and sent him<BR>> on to MedVet for a urinary catheter to monitor
> urine<BR>> output overnight as well as overnight care. <BR>> <BR>> He started
> vomiting again overnight at MedVet and<BR>> his renal values have continued
> to incr ease daily.<BR>> He produced urine when given lasix as a diuretic.
> He<BR>> was on 3 different anti-vomiting medications and<BR>> they still
> couldn't control his vomiting. Today his
> urine output decreased again, his BUN was over 120,
> his creatinine was at 10, his phosphorus was very
> elevated and his blood pressure, which had been
> staying around 150, skyrocketed to 220.. He
> continued to vomit and the owners elected to
> euthanize.
>
> This is a very sad case - great dog, great owners
> who had no id ea raisins could be a toxin. Please
> alert everyone you know who has a dog of this very
> serious risk. Poison control said as few as 7
> raisins or grapes could be toxic. Many people I know
> give th eir dogs grapes or raisins as treats
> including our ex-handler's. Any exposure should give<BR>> rise to immediate
> concern. <BR>> <BR>> Even if you don't have a dog, you might have friends
> who do. This is worth passing on to them.
> Confirmation from Snopes about the above...
> http://www.snopes.com/critters/crusader/raisins.asp
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