Feline Leukemia

Feline leukemia is most common in young cats who go outdoors. Learn to recognize the signs and symptoms of feline leukemia , and how to care for an infected cat. Feline leukemia virus (FeLV) is a contagious retrovirus that suppresses immunity and causes severe illness. FeLV is spread through saliva ...

Discover causes , symptoms , and care tips for Feline Leukemia in cats. Learn prevention and treatment options.
Feline Leukemia (FeLV)

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. Symptoms Feline leukemia is sneaky. Cats may have no signs during early stages, and then over weeks, months or even years, health may progressively deteriorate. Or, an FeLV-positive cat ...
Discover the causes , symptoms , and treatment options for feline leukemia . Learn how to diagnose and manage this viral disease in cats.

8 Early Warning Signs of Feline Leukemia Virus (FeLV)
Diagnosing Feline Leukemia Since the signs and symptoms of FeLV can be like other medical conditions, the best way to diagnose it is to see your veterinarian immediately. As the disease progresses, it's normal for your cat to suffer from other medical conditions due to their compromised health, and it's easy to mistake the secondary condition for the main cause . Feline leukemia is detected ...
Feline leukemia is a serious and potentially life-threatening disease that affects cats worldwide. It is caused by the feline leukemia virus (FeLV), which can be transmitted through direct contact with infected cats, typically through biting, grooming, or sharing food and water bowls. Early detection and understanding of the signs of feline leukemia are crucial for providing appropriate care ...

Feline Leukemia Day
A feline leukemia diagnosis isn't the end. Learn how early testing, proper care , and regular vet visits can help cats live happier lives.
Feline Leukemia Virus (FeLV) is a common but preventable virus that can affect almost all cats. Dr. Boldan shares how FeLV weakens a cat's immune system, symptoms , and how the feline leukemia virus vaccine can be life-saving.

Feline Leukemia Virus (FeLV) Symptoms, Vaccine, Treatment
WebMD explains feline leukemia virus (FeLV), including symptoms , risk factors, treatments, and prevention.




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 ...