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Babesiosis

Overview

Babesiosis is a serious tick-borne disease caused by protozoan parasites that infect and destroy red blood cells. This destruction leads to hemolytic anemia, fever, and potential organ failure. It is particularly dangerous for certain breeds like Greyhounds and Pit Bulls.

Key / Hallmark Signs

  • Dark urineEmergency
  • Pale gumsEmergency
  • CollapseEmergency
  • Jaundice
  • Rapid breathing
  • Enlarged lymph nodes
  • Rapid heart rate
  • Lethargy
  • Weakness
  • Loss of appetite
  • Yellow gums/eyes
  • Abdominal pain
  • Fever
  • Dehydration

Common / Supporting Signs

  • Vomiting
  • Weight loss
  • Diarrhea

What to do?

This condition requires veterinary attention.

If your animal shows the Key or Common signs listed, please visit a clinic immediately.

Report Case / Get Help

Medical Details

Transmission

The primary mode of transmission is through the bite of an infected tick. It can also be transmitted through dog bites (blood-to-blood contact), blood transfusions, or across the placenta from mother to puppies.

Progression & Stages

After incubation, the acute stage presents with fever and dark urine. As red blood cells are destroyed, the animal develops anemia and jaundice. Chronic carriers may show no signs but can relapse under stress.

Diagnosis

Diagnosis is confirmed by identifying the parasite on a blood smear or through PCR (Polymerase Chain Reaction) testing, which detects the organism's DNA. Serology can detect antibodies indicating exposure.

Treatment Protocols

Specific anti-protozoal medications such as imidocarb dipropionate or a combination of azithromycin and atovaquone are required. Supportive care, including blood transfusions and fluids, may be needed for severe anemia.

Prevention

The most effective prevention is the diligent use of tick control products (collars, spot-ons, or oral preventatives) and daily checking of the pet for ticks. There is no vaccine for Babesiosis.

Prognosis

The prognosis is fair to good with early treatment. However, some dogs may remain chronic carriers of the parasite for life and can experience relapses.

Medical References

  • ACVIM

Medical DisclaimerThis information is for education only and does not replace examination, diagnosis, or treatment by a qualified veterinarian.

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