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Updated on September 23rd, 2025
Pet's info: Cat | Maine Coon | Female | spayed | 6 lbs
My cat has a had diarrhea on and off for a few days. She has been to the vet , got blood work and had a fecal test. All good , but she hadn't been eating and is now on a different food but eating well and looks good (she's 20). We noticed a little bit of purple blood in her poop (pic attached). Is this serious ? I know the diarrhea is probably from the change in food but towards the end of her pool looks a little purple. (Not normal)
2 Answers

Answered By Dr. Strydom, DVM
Veterinarian
Published on December 26th, 2018
Answered By Dr. Elizabeth
Veterinarian
Published on April 1st, 2020
I'm concerned the purple may be blood? The diarrhea could be due to many conditions including eating something he shouldn’t have, bacterial over growth, parasites or even organ disease. If the diarrhea has continued beyond 24 hours, I recommend to have him examined by the veterinarian. With continued diarrhea, there are often bacterial shifts in the gut that will make matters worse regardless of the initial cause. Make sure to bring in a sample of fresh stool. The doctor will check him for parasites and bacterial over growth. Many times a bland diet can help and then a slow, gradual introduction to the normal food can be done. A bland diet can consist of 25% boiled white meat chicken and 75% boiled white rice. This should all be plain. I hope Pepper starts feeling better quickly! Please feel free to post any additional questions.
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