Why Your Dog is Peeing Blood and What You Should Do

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Making it a routine part of your life to pay attention to your dog’s urination habits can be a great indicator of his pet health and the conditions he may have. The dog pee can send signals of dog health deterioration.

The sight of blood in the urine of your dog can no doubt send alarm bells to your head. You may also want to contact your veterinarian may want to perform a physical examination immediately.

Drops of blood in the pee, also referred to as hematuria is a dog health problem that should not be ignored. It is usually a signal of impaired health, and can sometimes be serious. There are many causes that lead to this which include urinary tract infections (UTIs), clotting problems, kidney infection, and bladder tumors.

What Does It Mean When A Dog Pees Blood?

As a pet owner if you notice blood in the pee of your dog or it appears very dark yellow, see your vet as soon as you can. Even when there has been a recent injury, and you believe it is the cause of the presence of blood in dog urine, be adamant about having a checkup as it could stem from a different issue.

There is also the possibility of infection from bacteria or life-threatening conditions. One of which, can be hematuria [1]. Here are some of the symptom your dog is suffering from hematuria.

  • The discolored urine/color of pee changes towards a reddish/pinkish shade

  • Specks of blood in your house

  • Your dog displays frequent urination

  • He is causing too many accidents in the house

  • Your dog is wet all the time at areas where urine is leaking

  • He squats to pee many times in one round

  • He is licking the groin area frequently

  • When the condition is severe, your dog may experience painful urination and cry restlessly.

  • You may also notice weight loss in your dog

Understand that hematuria can in other cases be accompanied by vomiting and diarrhea alongside other symptoms. The signs presented by your dog can vary depending on the root cause of the illness. Dog care is very important for this time of emergency situation.

In male dogs, he could be suffering from an enlarged prostate. Signs like lethargy [2], for instance, could mean that your dog has been poisoned or is suffering from a prostate infection.


Why Has My Dog Urinated Blood? – Causes  

Blood is usually a sign of impaired health. Anything that causes bruising or inflammation of the urinary tract can cause blood in the pee of your dog. This is also a sign of UTI. Various factors such as age, breed, or gender of dogs determine the cause of the conditions.

If your dog is old and you notice your dog peeing outside and has peed specks of blood in urine, it could mean he has kidney disease, or even cancer in the kidneys or the urinary tract. This is irregardless of dog breeds. If you notice blood in the urine have them checked out by a vet.

Bacterial Urinary Tract Infections

This kind of UTI is one of the most common causes of why your dog is peeing blood. The infection is more prevalent in the female than the male breeds. In female dogs, the location of her urethra exposes her to these bacteria.

In this condition, your dog may have difficulty urinating or take longer than usual to pee. If he is constantly licking the genitals and the odor of the his pee is strong, it could be a sign of urinary tract infection or kidney cancer.

Transitional cell carcinoma is the most common type of cancer in dogs. This form of cancer is invasive and presents itself in small tumors around the bladder which may become stones over time.

The initial diagnostics include blood work, urine culture and urinalysis. Although the condition can be painful, the disease can be treated using a round of antibiotics.

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Urinary Stones

Bladder stones can be present in kidneys, bladder, the urethra, and ureters. The impact they have on dogs is dependent on the affected area, the number, and size. Some can be managed with medication or a diet change, while others need surgery or be removed through a minimally invasive procedure.


Tumors often indicate the possibility of cancer. However, some are benign, meaning they do not spread in the way cancer would. The problem is when they obstruct vital organs such as the kidney or the urinary bladder.

This could result in the dysfunction or failure of the organ obstructed. Blood in dog urine occurs when the primary organs are stressed or damaged.


Bacterial Infection in Kidneys or Bladder

Bacteria can affect the kidney and the bladder of your dog when it enters the body through the genital or rectal areas. One of the most telling sign is frequent squatting. When in this position, your dog is struggling to urinate but is not able because of too much pain. You can also look into kidney diets to help with the issue.

When the pee is either cloudy or bloody, it could signal blood infection that has affected the kidney or the bladder. Some of the infections that could be involved include:

  • Pyelonephritis: This infection in dogs mostly occurs as a result of the blockage of kidney stones. It can also result from UTIs. Obstruction is particularly very dangerous.
  • Sepsis: Blood infection can have a direct effect on the bladder control or the kidney of dogs. It occurs when pee that has not decomposed is forced into the bloodstream. Blood in urine accompanied by back pain and fever is indicative of sepsis.


Pesticides and other toxic substances can be common causes of bloody stool or blood in the dog urine with mucus or pee. If you notice your dog has bloody stools or there is blood in the urine accompanied with vomiting, this is a health emergency and it can be fatal.

The Diagnosis of Bloody Urine in Dog

When dogs vomit bright red blood and is excreting blood, it is definite a health concern there, and you should seek immediate veterinary help. Your vet will need a detailed account of your dog’s conditions, from possibilities of a recent injury, ingestion of a new diet or toxic substances, or any supplements.

They will then conduct a full body physical examination to look for potential abnormalities. A complete blood profile count will also be carried out to investigate abnormal red and white blood count.

The platelet levels will also be investigated. Urinalysis is a diagnostic tool that cannot be skipped. The pH of your dog will also be tested to check the glucose levels, the red blood cell counts, full hemoglobin, and the mineral content during the blood test.

Your veterinarian may detect a tumor, they may request for an X-ray to rule them out. Later on, a biopsy may be requested to find out if the tumor is malignant or benign. A dog peeing blood is never a good problem to have so as pet parents it’s important to take care of this soon as you can.

Treatment when your Dog is Throwing up or Pooping Blood

Remedies vary depending on the underlying cause of blood in urine, poo, or vomit of your dog. For your dog to be stabilized, intravenous fluids may be used if dehydration is detected. You can also place a litter box or something for them to go in. A prescription diet may also be what you need.

You may need to send a urine sample to the veterinarian for an analysis. If the physical exam reveals that count of the red blood cells is too low, a blood transfusion may be employed in the treatment.

For infections, antibiotics will be prescribed. For tumors, the diagnosis will direct your vet to either treat or refer you to an oncologist for specialized treatment.

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Frequently Asked Questions:

What does blood in a dog’s urine mean?

Hematuria blood is a condition that causes blood to fall into the pee. It may indicate a serious medical emergency.

Females are at a higher risk of urinary tract infections compared to male dogs, which leads to blood in dog urine. Cancer is often the usual cause. Treatment will be dependent on the primary cause of the blood.

How do you treat blood in a dog’s urine?

Treatment options for hematuria or blood in the urine vary, and are designed to address the underlying cause. Stabilization through intravenous fluids may be needed to treat dehydration, and antibiotics could be used to treat bacterial infections.

If the red blood cell count is dangerously low, blood transfusion may be required.  In traumatic injury cases, such as neoplasia and bladder stones, surgery may be required.

Is dog peeing blood an emergency?

Your dog peeing blood could be caused by a kidney or bladder infection, or the infection of the urethra or the prostate.

Physical trauma and cancerous and non-cancerous tumors would also lead to hematuria in dogs. The presence of blood in the pee of your dog should be treated as an emergency.

Why is my dog’s pee red?

Pink or red-tinged urine in dogs is mostly caused by UTI. Other reasons may include cystic kidney disease, blood clotting disorders or bleeding diseases, feline lower urinary tract disorder, cancer, or trauma.

Your dog requires an urgent medical examination to determine the cause of the color change in his pee. Red or pink color indicates current bleeding due to an underlying condition.

Can I give my dog cranberry juice for a urinary tract infection?

Cranberry is a natural cleanser for urinary issues and can be used by dogs with UTI. However, it should be given to dogs in small quantities in the form of a supplement or dog food containing cranberry, healthy dog treat, or cranberry juice.

Before administering cranberry supplements to your dog, consult your vet about an appropriate dosage. This is a dog health popular item to help with a UTI or if you have a dog peeing blood.

Can dogs pee blood from stress?

The most common complaint in the history of blood in urine for dogs is UTI. Your dog may develop a urinary tract infection due to stress, anatomic defects, immune deficiencies, and other metabolic conditions such as diabetes and kidney disease.

Lack of prompt treatment can cause the infection to develop crystals or mucus plugs creating more problems for your pet. If your dog has bloody urine or you notice the dog peeing blood, have them checked out from a local vet.

How can I tell if my dog has a UTI?

If your dog has UTI, chances are, he will be straining to urinate, gulping water constantly, crying out while urinating, obsessively licking his genitals, urinating frequently, breaking housetraining, and passing bloody or cloudy pee with a pinking stain.

Treat these signs as a medical emergency.  If not treated, the infection could get to the kidneys and cause kidney failure or a raptured bladder.