Feline leukemia virus is a retrovirus that infects cats. FeLV can be transmitted from infected cats when the transfer of saliva or nasal secretions is involved. If the animal's immune system fails to neutralize the virus, it may become severely weakened by it, potentially leading to lethal disease.
Treatment and Prognosis of Feline Leukemia Virus Disease. High-quality nutrition and regular preventive healthcare. Treatment of comorbidities and early identification and treatment. Unfortunately, no cure exists for FeLV infection.
Kidney Failure in Dogs.feline leukemia treatment from our Resiterstown veterinarian. What You Need to Know About Feline Leukemia. Cat leukemia is a contagious disease and is always transmitted from one cat to the next.

Feline leukemia virus is a common disease that affects about 2% of cats in the United States.Once the virus gets into the bone marrow it cannot be cleared and these cats are persistently infected for life. Treatment of Feline Leukemia Virus (FeLV).
"The Feline Leukemia Virus (FeLV) usually affects young cats or kittens. Since the mid 1980's it has been prevented with a vaccine. There is no known treatment for Feline Leukemia. Symptoms gradually appear as the immune system weakens such as lymphoma (neoplastic disease).

Feline leukemia virus (FeLV) is one of the most common infectious diseases in cats, affecting between 2 and 3% of all cats in the United States. Infection rates are significantly higher (up to 30%) in cats that are ill or otherwise at high risk (see below).Feline Kidney Disease.