Dyschezia (Painful Defecation) in Dogs

Dyschezia is described as painful or difficulty in defecation. It is characterized by chronic defecation problem resulting from colon or the rectum. Dyschezia can be one time, mild or severe, either ways this clinical sign should not be ignored.

Dyschezia is not a disease but a symptom caused by various underlying diseases. Physical injury, constipation, foreign body obstruction, infections, herina, tumors and ulcers, cancer, diseases of the anus, prostate, rectum can cause this sign.


Dyschezia as a clinical sign can be caused by:
› Foreign body obstruction (in colon or rectum)
› Anal sac disease
› Perineal hernia
› Perianal fistula
› Physical wounds, fractures, skin injuries (surrounding anus)
› Infections
› Tumors and irregular mass growths
› Psuedocoprotasis (hair surrounding the anus gets caught in feces)
› Narrowing of the anus, colon or rectum
› Cancer
› Colitis (Inflammation of the colon)
› Proctitis (Inflammation of the rectum)

Clinical Signs & Symptoms

Common symptoms seen are:
› weakness
› weight Loss
› Diarrhea (Loose stools)
› Hematochezia (Blood in stool)
› Melena (Blood in stool)
› Colitis (Inflammation of the colon)
› Proctitis (Inflammation of the rectum)
› Discomfort
› Straning to defecate
› Loud meowing or crying


Veterinarians will require a complete history of your dog which includes medical history, vaccination records, existing health concerns, current and previous medications, onset of symptoms, diet and exercise routine and any information which can help in establishing a correct diagnosis. Diagnosis is done with a combination of tests. These include:
› Physical examination
› Complete Blood Count (CBC)
› Biochemical profile
› Urinalysis
› Fecal Examination
› Abdominal Radiograph (X-rays)
› Colonoscopy test


Treatment depends on the underlying cause. Once diagnosis confirms the cause, treatment can be started. This includes:
› Antibiotic medications
› Anti-inflammatory medications
› Dietary changes to include high fiber foods
› Enemas (as directed)
› IV Fluid
› Fluid therapy
› Surgery (in severe cases such as perianal hernia, physical injury, pelvic fractures, tumors, blockage)
› In some cases hair surrounding the anus may be clipped to ease pain and prevent inflammation


Dyschezia is a clinical sign arising from various known diseases and conditions. This cannot be prevented.

Home Care

You have to administer and monitor all prescribed medicines and home procedures as directed by your veterinarian. If you observe any behavioral changes or if the condition does not improve, please contact your veterinarian immediately.
› Provide a stress-free environment for your pet. Keep water and food bowls within reach, introduce exercise and physical activity, keep away from noise and any kind of commotion. Do not travel with pets.
Diet needs to change, your veterinarian will suggest you an alternate diet depending on the severity.
› You also have to monitor the frequency of defecation. If you observe vomiting or diarrhea, medications may be needed.

Related posts

Leave a Reply

Your email address will not be published. Required fields are marked *