PDF FeLV Handout 2026

Feline Leukemia Virus ( FeLV ) is not transmissible to humans or any animal except other cats. FeLV weakens the cat's immune system. FeLV -positive cats typically have more difficulty fighting off disease and infections than FeLV -negative cats. According to research, 83% of FeLV -positive cats do not live beyond 4 years after diagnosis. The other 17% are considered carriers, where the disease lies ...

FeLV ( Feline Leukemia Virus ) is an immunosuppressive disease caused by a viral infection. How this virus affects each individual cat depends on how the cat's immune system responds to it. Some cats are exposed and clear the virus all together, while others suffer fatal consequences. As a cat gets older, their immune system is more capable of fighting off the virus and preventing infection.
Feline Leukemia Virus

Feline leukemia virus ( FeLV ) is one of the most common and important infectious diseases in cats, affecting between 2-3% of all cats in the United States and Canada. Infection rates are significantly higher (up to 30%) in cats that are ill or otherwise at high risk (see below). Fortunately, the prevalence of FeLV in cats has decreased significantly in the past 25 years since the development of ...
For those who would first like an overview of what feline leukemia ( FeLV ) is, how it is transmitted, and how to protect their feline babies from it, please visit the Feline Leukemia Virus FAQ from Cornell University.

Feline Leukemia Virus Brochure
Feline Leukemia Virus Brochure What is feline leukemia virus ? Feline leukemia virus ( FeLV ), a retrovirus, so named because of the way it behaves within infected cells.
Feline Leukemia Virus What Is the Feline Leukemia Virus ( FeLV )? First discovered in the 1960s, feline leukemia virus is a transmittable RNA retrovirus that can severely inhibit a cat's immune system. It is one of the most commonly diagnosed causes of disease and death in domestic cats.

PDF FAB
Feline leukemia virus ( FeLV ) is found world- wide in prevalence depending on geography domestic variable factors. Large prevalence of 2.3% serosurveys and risk 20061 and 3.4% Canada the United found a marked regional variation. in 2009,2 States in many body Viremic FeLV -infected cats shed fluids, including saliva, feces, virus in milk and urine.
FIV is a slow-acting virus that can severely weaken a cat's immune system. Cats with FIV may not show clinical signs until years after initial infection, making blood tests essential for early detection. FeLV is a virus that suppresses a cat's immune system, which can lead to a wide range of clinical signs, such as cancer or blood disorders.

PDF FeLV Client Positive Handout
Let's talk about what's next. Test results ! Feline leukemia virus ( FeLV ) detected tested positive for FeLV . FeLV is transmitted through the saliva, feces, milk, and urine of infected cats—most commonly through saliva. It can be spread by close contact, grooming, licking, biting, shared food/water bowls, and shared litter boxes.






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