Blood in Stool in Dogs

What are dyschezia and hematochezia in Dogs? Dyschezia and Hematochezia are diseases of the gastrointestinal and intestinal tract system; both show up presentations of a hidden disease that causes inflammation or inflammation of the rectum or anus.

Dyschezia is a condition where defecation is exceptionally challenging or painful, and hematochezia is symptomized by intense red blood in the stool. Hematochezia can likewise be concurrent with diseases of the colon.

Symptoms and Types

  • Weeping and sobbing during defecation
  • Inability to defecate
  • Mucosal, bloody diarrhea
  • Straining to defecate
  • Diarrhea
  • The anus is obstructed by mats of hair and/or feces
  • Hard feces
  • Draining pus tracts around the anus
  • Lumps around the rectum

blood in puppy stool


Why is your dog pooping blood? Find out main causes of the problem with dog stool.

1. Rectal/Anal Disease

  • Draining pipes tracts around the rectum
  • Anal sac abscess or swelling
  • Rectal or anal foreign body
  • The anus is hanging out of the rectum
  • Stricture or spasm
  • The anus is obstructed by mats of hair and feces
  • Traumas– bite injuries, etc
  • Cancer Rectal polyps Mucocutaneous lupus erythematosus (an immune disease)

2. Colonic Disease

  • Allergic colitis.
  • Idiopathic megacolon (disease of unidentified causes, where the colon broadens with feces instead of launching the feces typically).
  • Constipation.
  • Swelling.
  • Infectious parasitic agents.
  • Inflammatory bowel disease.
  • Cancer.

3. Extra-intestinal Disease (outside of the intestinal tract)

  • Disease of the prostate.
  • Perineal hernia (a hernia around the rectum).
  • Cancer.
  • Fractured pelvis or hind limb.
Adult dog with blood in stool.
Blood in the feces can be brought on by infections, including various parasite infections or bacterial infections, inflammatory conditions and we do see colon cancer in dogs.


You will have to provide a comprehensive history of your dog’s health and onset of symptoms. Your vet will perform a complete physical exam on your dog, including a blood chemical profile, a total blood count, an electrolyte panel and a urinalysis. If an underlying disease is causing inflammation or infection of any part of the digestive tract, the total blood count should reveal this.

Your doctor might also use x-ray imaging to aesthetically inspect the abdominal area. This diagnostic method can find a number of the disorders that impact the digestive tract, consisting of foreign bodies in the stomach or intestinal tract, or internal fractures. An abdominal ultrasound can provide even greater visualization than an x-ray, allowing your veterinarian to discover disease of the prostate, or masses in the lower abdomen.

Your veterinarian might likewise utilize another helpful diagnostic procedure to visually check the internal area and to take a tissue sample for laboratory screening. A colonoscope or proctoscope, both which are really slender instruments that are created to be directed into and through the body’s internal pathways– in this case the anus. These instruments have actually micro cameras attached at the end so that your veterinarian can see the internal area, and that can likewise be geared up with a tool for taking a tissue samples for biopsy. These tools are specifically useful for the medical diagnosis of inflammatory diseases or cancer.

Young dog with blood in feces.
Even if your dog is acting fine, at least call your veterinarian to have a discussion about your dog pooping blood.

Treatment for Blood in Stool in Dogs

Most patients with dyschezia and hematochezia might be dealt with on an outpatient basis unless the underlying condition is severe enough to require supportive care. For instance, dehydration or internal bleeding will have to be brought under control prior to more treatment can be undertaken.

Balloon dilation can be used to ease strictures of the intestinal tract canal. This approach broadens the canal carefully and gradually, using a balloon, so that obstructed feces can be launched.

Rectoanal diseases, such as hernias of the perineum (the area between the genital and the rectum), or rectoanal polyps might require surgical correction. Your vet might likewise prescribe antibiotics, anti-inflammatory drugs, and/or laxatives, depending upon the underlying reason for the disease. Laxatives can be used to ease defecation if rectoanal disease exists to avoid blood in stool.

Living and Management

Your veterinarian will schedule follow-up consultations as required to continue treatment of your dog’s underlying condition, to examine your dog’s progress, and to modify the treatment as it ends up being needed.

Also read: How to express dog’s glands externally.

Q&A about Canine Bloody Stool

What should you do about blood or mucus in your dog’s stool?
Answer: With numerous possible causes, ranging from the benign to the deadly, the very best thing to do is to take your dog to the vet. After performing a complete examination, your veterinarian will most likely desire a stool sample. Make certain to bring a fresh stool sample from your dog.

What is the difference in between dark and intense red blood in dog’s stool?
Answer: Dark, tarry melena represents blood that has originated from the upper GI tract, such as the stomach or first part of the small bowel. It basically has been “digested” as it moves through the intestine and, for that reason, appears dark and sticky. Alternatively, bright red hematochezia represents blood from the descending colon, rectum, or rectum, and appears more like actual blood.

I just saw that my dog has what looks like bloody stool. Does he have stomach poisoning?
Answer: If this is a recent, isolated occurrence, you shouldn’t panic rather yet. Blood in your dog’s stool is either referred to as hematochezia or melena, depending on which part of the digestive system the blood is coming from (upper or lower). With hematochezia, the blood is bright red and looks fresh, meaning it originated from the lower gastrointestinal tract near the colon or the anus. A few causes of hematochezia are: parvovirus, dietary sensitivities, internal injury, or parasites (hookworms, roundworms, and so on). In each of the above cases, you ought to visit your vet if you discover the blood is still present in the stool after a day. With melena, the stool will appear black like tar, indicating that the blood is old and has actually gone through the gastrointestinal tract, for that reason originating from the upper gastrointestinal tract. Some prospective causes of melena are: usage of pain medications, post-surgery complications, consumption of blood, injury, digestive tract obstructions, tumors, and bacterial infections. Once again, if you see this symptom for longer than one day, it is best to seek your veterinarian’s advice immediately.

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