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Why is my cat's poop watery, yellow, foul, with undigested food?

Updated on September 23rd, 2025

Pet's info: Cat | Domestic Shorthair | Male | neutered | 10 lbs

My cat has had his colon removed 2012 has had loose stools ever since that's fine. Now has watery foul smelling poo with undigested biscuits in it. It's also yellow for three days since a bad lighting storm.

1 Answer

Most Helpful Answer

Lauren Kennedy, DVM

Answered By Lauren Kennedy, DVM

Veterinarian

Published on July 21st, 2017

Since Pickle's stools changed so abruptly I would be concerned. Ideally I would recommend you take him into the vet to be checked out or at least bringing in a fecal sample to be examined by the vet. Pickle may need some antibiotics to help clear up the diarrhea and/or a probiotic. Good luck.
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