
Finding blood in the dog's feces can be shocking and is something that is often very worrying to the owner.Fortunately, in dogs, the causes of blood in the stool are not necessarily serious and can be a minor problem such as a change of diet.Also, they can also be due to a more serious affectation, such as cancer or parvovirus.
In any case, it is very advisable to consult with your veterinarian to identify the real cause of the problem and rule out serious pathologies.If you have found blood in the dog's feces, this Animals and Pets Online article will help you understand the possible causes of blood in your dog's feces.
The color of the blood in the dog's feces
Checking the dog's feces is an essential routine that should be carried out by any caregiver on a daily basis.In fact, there are many types of feces in dogs and their meaning varies depending on the color, the consistency, the frequency or frequency.
However, if you've come here wondering why my dog poops with blood, you should know that there are two medical types of blood in the stool: hematochezia and mane.This type of stool refers to the presence of blood in the dog's feces.
It is very important to be clear about the differences between both types , since this determines the diagnosis:
- Hematochezia: presence of fresh blood in the stool .This blood has a bright red color in the stool.In this case the blood has not been digested, it comes from Lower digestive system, usually the colon or rectum.This type of blood would explain why a dog s Angrance through the anus.In the hematochezia the blood may be mixed with the feces or you can observe a few drops of blood falling when your dog defecates.
- Melena: is the presence of digested blood in the feces .The blood then has a blackish color, is smelly and generally looks like tar.This blood has been digested and comes from the upper portions of the digestive system.The mane is harder to appreciate than the hematochezia, because due the dark color of the feces is not always easy to notice that it is blood.If you have the doubt, you can place your dog's feces on white absorbent toilet paper, if a reddish color diffuses on the paper it is very likely that your dog has mane.

Causes of hematochezia in dogs
Contrary to what happens with humans, hematochezia is not indicative of hemorrhoids in the dog.In any case, if your dog has hematochezia, it is better to consult with a veterinarian as soon as possible because it could be a serious cause.The causes of fresh blood, that is to say bright red, can be very varied:
- Parasites: the presence of intestinal parasites in dogs is one of the most frequent causes of the presence of fresh blood in the feces.The most involved parasites are nematodes, such as hookworms and tricocephals, but protozoa such as coccidia can also cause hematochezia.Your veterinarian will perform tests and, from the feces of your dog, can determine What parasite is it and prescribe the most appropriate treatment for your dog.
- Parvovirus: Canine parvovirosis is a particularly serious disease that mainly affects puppy dogs and all those dogs that have not been vaccinated and properly immunized.A dog affected by parvovirus may vomit, have diarrhea, lethargy, loss of appetite and fresh blood in the feces.Parvovirosis is a disease that can be fatal, so it is advisable to start treatment promptly, just notice the first symptoms.
- Food: overfeeding can cause irritation in your dog's colon, diarrhea and fresh blood in their feces.In this case we can also observe mucus in the dog's feces.Diet modification can have similar effects, so if you are going to change your dog's food, it is better to do it progressively for a week.If the change in diet is very sudden, it can cause vomiting and diarrhea.Up to a simple new treat It can cause a very sensitive colon inflammation in some dogs and can explain the presence of fresh blood in the feces.Other food causes of fresh blood in the feces can be intolerance and food allergies.
- Hemorrhagic gastroenteritis : Hemorrhagic gastroenteritis is a condition whose origin is difficult to determine.Cause vomiting, diarrhea and the presence of a lot of blood in the dog's feces.If your dog has a hemorrhagic gastroenteritis you may need fluid therapy, medication and even food hospitalization.
- Rectal wounds: your dog may have ingested a sharp object such as a stick or a bone.This object, by following the intestinal tract, can erode the intestinal wall of the lower portion of the digestive system.It is usually possible to observe this object inside the feces of your dog, control the presence of possible wounds in the rectum or swelling.Another cause of fresh blood in the feces can be the polipo s rectals, which are an abnormal growth that can usually be diagnosed by a veterinarian by rectal palpation or by endoscopy.Sometimes these can be carcinogenic, so you must ensure control by a veterinarian.
- Stress : In some cases, a stressful event can cause your dog's hematochezia.Some examples are: a move, a stay in a dog pension or the arrival of a new dog in the house.Find out what to do if Your dog is stressed.
Causes of mane in dogs
The dark blood in your dog's feces, also known as mane, can occur in the lungs, pharynx, esophagus, stomach or upper small intestine.Again, the causes are varied, some of them serious, so it will be essential to consult with a veterinarian.Some of the causes of mane in dogs are:
- Use of NSAIDs : NSAIDs (or non-steroidal anti-inflammatories) such as aspirin can cause ulcers.A dog with bleeding blemishes in the digestive system will show black blood similar to tar because it is digested blood that comes from the stomach.Inform your veterinarian quickly so that I will advise you about the use of NSAIDs in your dog.
- Blood clotting disorder : Various canine diseases can cause bleeding disorders with consequent bleeding and black blood in the stool.poison against rats can cause clotting problems on and black blood in feces.If you think your dog has been able to ingest this type of poison, you should know that you are facing a canine poisoning, a veterinary emergency, so you should go immediately to the specialist, without delay.
- Complication after surgery : If your dog has been recently operated and has black blood in the stool, you should call your veterinarian immediately, this complication can occur up to 72 hours after the surgery.
- Tumor : If your dog has black blood in the stool, your veterinarian will have to perform tests to rule out the possibility of a bleeding tumor, such as polyps, or cancer in the the dog.These causes can be common in geriatric dogs.
- Using Pepto Bismol : giving Pepto Bismol to your dog can cause your dog's stool to black but not It's blood.This black color will disappear when you stop medicating your dog.
- Ingest blood ion : your dog may have licked a bleeding wound or it may have bleeding at the level of the nose or mouth and ingested the blood that then causes the presence of digested blood from the feces.
- Other causes : intestinal blockages, fissures, trauma, a bacterial infection by Campylobacter or Clostridium for example can also cause blood in the stool.
Diarrhea with blood in dogs
If you have observed that your dog has abundant bloody diarrhea you should go to the vet urgently, since the liquid feces usually cause in turn dehydration , what that will quickly worsen the health status of your dog.
Once again the causes are diverse, although the most serious diseases that can cause diarrhea with blood in dogs are parvovirus, which we have already mentioned in the causes of hematochezia, or canine distemper, also known as distemper, another life-threatening disease .In more severe cases, hospitalization of the dog and administration of serum may be necessary.
Stool blood treatment
The treatment of blood in the dog's feces will be closely related to the causes that cause it.So if we have observed the presence of mane or hematochezia, we will go directly to the specialist , preferably with a stool sample , in this way our trusted veterinarian can analyze it under a microscope and determine what is causing its appearance.
From the diagnosis the specialist we will prescribe a treatment .Remember that self-medicating a dog can be harmful to your health and that in some cases we can significantly aggravate the picture.Most likely, in addition to veterinary prescription, the specialist indicates that we must offer our dog wet gastrointestinal food or a soft diet based on rice and chicken, in this case without the carrots we added in the article.

This article is merely informative, at Animals and Pets Online we have no power to prescribe veterinary treatments or make any type of diagnosis.We invite you to take your pet to the veterinarian in case you present any type of condition or discomfort.
If you want to read more articles similar to Blood in the dog's feces-Main causes , we recommend that you enter in our Intestinal Problems section.
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