Petco Text Logo
Petco Pet Logo

My dog has diarrhea. Could it be colitis, IBD, or even cancer?

Updated On September 23rd, 2025

Can dogs get colitis, ulcerative colitis, or crohn's disease? If so, what would the symptoms be. Is there a difference between cancer or IBD from those?

1 Answer

Most Helpful Answer

Image profile

Answered By Dr. Kristin DVM

Veterinarian

Published on February 3rd, 2018

Thanks for your question. Yes, dogs can get colitis or ulcerative colitis. Chrohns Disease is a human term, so we do not use that in dogs. These problems can cause profuse chronic diarrhea that may contain blood. Cancer and IBD are hard to differentiate without more advanced diagnostics like a biopsy. Dogs can get colitis from infectious causes - giardia, worms, viruses, or food intolerance. Some dogs with chronic diarrhea do better in higher fiber foods. There are causes of diarrhea that can be easily treated, and some that are more difficult to treat. I hope that answers your question.

Vote icon

1Pet Parents found this answer helpful

image
Have A Vet Question?

Book an appointment with the pros – our expert vets are here to help.

Sponsored