Colitis in dogs

by admin on February 28, 2012

Colitis in dogs


Colitis in dogs is the inflammation or swelling of the colon and/or large intestine. Although there are many different reasons for colitis, severity of symptoms will determine whether it is acute or chronic.


Colitis in dogs can be caused by a variety of different reasons. Parasites such as whipworms and hookworms and bacteria’s like salmonella, clostridium, and compylobactor can all cause irritation in the bowels. Colitis caused by fungus and algae are rare and usually only occur in dogs with weak immune symptoms. Other causes include tumors, cancer, Irritable Bowel Symptom, Inflammatory bowel disease, and polyps. A common reason can also been food allergies.


  • Abdominal Pain
  • Chronic and painful diarrhea
  • Straining to have a bowel movement
  • Blood and mucus found in stool
  • Flatulence
  • Weight loss
  • Dull coat


Diagnosis of colitis can be tricky since there are an assortment of different causes. Most often your veterinarian will perform a colonoscopy and collect a stool sample. If they are unable to find any conclusive cause they may also want to take a colon biopsy or perform an exploratory surgery.

Treatment: Colitis in dogs

Treatment will vary depending on the underlying condition causing the inflammation. Parasites will be removed and killed with medication. Bacteria will be treated with antibiotics. Tumors and cancer will be addressed with options of treatment or removal. Food allergies will require either a hypoallergenic diet and/or finding the particular cause for inflammation by trail and error. Diets high in fiber will also allow your dog regular bowel movements.

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