Feline Leukemia Transmission Types

Feline leukemia virus (FeLV) is a retrovirus that infects cats. FeLV can be transmitted from infected cats when the transfer of saliva or nasal secretions is involved.

Feline Leukemia Causes and Transmission. FeLV is most often the main cause of leukemia in cats. Therefore, true CLL leukemia (FeLV-free) is very rare in this species.The feline leukemia virus is transmitted from a sick cat to a healthy one through

Epidemiology and Transmission of Feline Leukemia Virus Disease.The virus is transmitted via close contact among cats. The virus is most commonly shed in saliva, with less common sources of virus including nasal secretions, milk, urine, and feces.

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Feline leukemia (or FeLV) is the leading viral killer of cats. It weakens the immune system, increases susceptibility to other diseases, causes blood disorders and is the most common cause of cancer in cats.

Clinical importance: Feline leukemia virus (FeLV) and feline immunodeficiency virus (FIV) infections are found in cats worldwide. Both infections are associated with a variety of clinical signs and can impact quality of life and longevity.

The first, type A, is the base type of feline leukemia and occurs in all cats with the virus. It causes severe immuno suppression (weakening of the immune system) and is highly contagious - but only to other cats. The disease cannot be transmitted to humans or dogs.

Feline leukemia virus (FeLV) is second only to trauma as the leading cause of death in cats, killing 85% of persistently infected felines within three years of diagnosis. The virus commonly causes anemia or lymphoma, but because it suppresses the immune system...