Blood Thickening in Dogs


What is Blood Thickening?

Blood thickening, or polycythemia vera, impacts your canine’s whole body since the thicker blood triggers issues in all of the significant organs depending upon the intensity of the illness. A lot of blood cells decreases the flow, which lowers the quantity of oxygen and nutrients in your canine’s body. It likewise impacts the body’s capability to distribute hormonal agents, triggering hormonal agent shortage and hypoxia. The thickened blood from any of the kinds of polycythemia vera will ultimately trigger clotting, which can trigger cardiac arrest, stroke, and death if not dealt with immediately, so it is essential to make a consultation with your vet right now.

Blood thickening (polycythemia vera) is a blood condition that triggers a lot of red cell to form in your canine’s circulatory system. There are 4 kinds of blood thickening, which are short-term, main outright, secondary outright, and relative. This is a major illness in dogs that can be triggered by a variety of various things and, left without treatment, will ultimately trigger cardiac arrest and death.

Signs of Blood Thickening in Dogs

Given that there are a number of various kinds of thickening of the blood, the signs will differ. They might begin slowly, making it harder to discover the issue in the top place. Given that you understand your family pet the very best, you are your canine’s finest inspector, discovering when she or he simply is not imitating their typical self. The 4 various kinds of polycythemia vera each have their own specific signs in addition to comparable signs that might overlap.


  • Modifications in habits
  • Sluggishness
  • Anorexia nervosa
  • Weight lossNose bleeds
  • Unsteadiness
  • Sneezing
  • Consuming less water
  • Absence of energy

Main and Secondary Outright

  • Throwing Up
  • Hunger loss
  • Extreme sleeping
  • Reducing weight
  • Pale gums
  • Weak Point
  • Fatigue
  • Inflamed abdominal area


  • Bleeding from nose
  • Low energy level
  • Throwing Up
  • Diarrhea
  • Drowsiness
  • Increased urination
  • Blood in urine
  • Blood in stool


  •  Short-term Polycythemia Vera reoccurs with flare-ups and remissions
  • Main Outright Polycythemia Vera is a persistent illness with unidentified origin
  • Secondary Outright Polycythemia Vera is triggered by a hidden condition
  • Relative Polycythemia Vera is triggered by the loss of plasma and is typically momentary

Reasons For Blood Thickening in Dogs

Short-term Polycythemia Vera is triggered by the spleen contracting from any feeling such as:

  • Inflammation
  • Anger
  • Stress And Anxiety
  • Worry
  • Alarm
  • Excitement
  • Shock
  • Surprise 

Main Outright Polycythemia Vera is an overproduction of the red cell by the bone marrow. This is typically triggered by an unusual bone marrow illness called Myeloproliferative Neoplasms illness.

 Secondary Outright Polycythemia Vera presents from a reduction of oxygen in your canine’s blood, which is called hypoxemia. The reason for this condition is among a number of things:

  • Severe heart issues
  • Lung illness
  • Reduced blood to the kidneys
  • Severe hormone condition

 Relative Polycythemia Vera is increased red cell triggered by lots of hidden conditions, such as:

  • Extreme dehydration
  • Loss of blood (injury)
  • Throwing Up
  • Diarrhea

Medical Diagnosis of Blood Thickening in Dogs

  • Bone marrow evaluation from great needle goal
  • Blood work
  • Urinalysis
  • Auscultation
  • Digital Radiographs (x-rays)
  • Electrocardiography
  • Echocardiography
  • Selective angiography
  • Contrast echoaortography
  • Neurologic assessments
  • Stomach ultrasonography
  • IV urography
  • CT scan
  • MRI

Treatment of Blood Thickening in Dogs

Treatment of blood thickening depends upon the kind of polycythemia vera your canine has. Although a few of the treatments are comparable, the administration might be various. The primary objective is to thin the blood, however the way to do that differs with each condition.

 Short-term Polycythemia Vera

Short-term polycythemia vera typically does not require any treatment since the condition is momentary and will fix itself when your canine is cooled down.

 Main Outright Polycythemia Vera

Dealing with main outright polycythemia vera is harder than the others, however completion result requires to be the exact same: weakening the blood. Phlebotomy is the very best strategy for most cases, which is essentially simply draining pipes out some blood while administering isotonic fluid. This can be done in the workplace and your canine can go home the exact same day in most cases. The vet will most likely do a number of phlebotomy treatments over a duration of months to get your canine’s system back under control. The treatment might need to be duplicated once in a while if your canine’s blood begins thickening once again.

 If the blood levels do not level out from phlebotomy, the vet might attempt medication, such as hydroxyurea. Chemotherapy medications can likewise work in serious conditions. These drugs will reduce the red cell production, however mindful tracking should be done throughout treatment.

 Secondary Outright Polycythemia Vera

The underlying disease needs to be dealt with to deal with secondary outright polycythemia vera. If the condition is serious enough the vet might utilize phlebotomy to thin your canine’s blood right now. This will permit more time to get tests done in order to discover the main reason for the issue.

 Relative Polycythemia Vera

Given that relative polycythemia vera is connected with dehydration or injury, the very first thing your vet will do is administer IV fluid or subcutaneous fluid simply under the skin. Your canine might be sedated up until the blood level go back to typical since agitation or stress and anxiety can impede the treatment. Once your canine’s blood level is typical you can bring him house however follow-up visits and blood tests will be needed.

Healing of Blood Thickening in Dogs

In most of these cases, the diagnosis is great if the condition is captured and dealt with prior to any significant organ damage is done.

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