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.
Not all feline leukemia virus (FeLV) infected cats are the same. There are different stages of infection, different outcomes, and different disease manifestations. Some infected cats will go on to live a nearly normal lifespan while others may die within months to a few years.
Feline leukemia virus adversely affects the cat's body in many ways. It is the most common cause of cancer in cats, it may cause various blood disorders, and it may lead to a state of immune deficiency that hinders the cat's ability to protect itself against other infections.
Learn about the veterinary topic of Feline Leukemia Virus Disease. Find specific details on this topic and related topics from the MSD Vet Manual.

Such details provide a deeper understanding and appreciation for Feline Leukemia Stages Of Leukemia Virus.
The virus progresses through stages, beginning with primary viremia, where the virus is present in the bloodstream but may not trigger symptoms. With secondary viremia, the virus establishes itself within the felines bone marrow, which is often irreversible and leads to chronic health issues.
Learn about the veterinary topic of Feline Leukemia Virus (FeLV). Find specific details on this topic and related topics from the Merck Vet Manual.
Discover the signs that indicate it's time to consider euthanasia for your cat with Feline Leukemia (FeLV). Learn about the progression of the disease, treatment options, and compassionate end-of-life care.

Diagnosing Feline Leukemia Virus. Your veterinarian can diagnose the disease by conducting a simple blood test called an ELISA, which identifies FeLV proteins in the blood.In general, cats that are IFA-positive have a poor long-term prognosis. Stages of Feline Leukemia Virus.
Feline leukemia virus (FeLV) is one of the most common infectious causes of disease of cats globally. Infection with FeLV can cause a variety of clinical signs, impacting a cat's longevity and quality of life.