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.
Weakness Feline leukemia causes chronic weakness in infected cats. Again, lethargy is a common symptom of other ailments but prolonged weakness could be a symptom of something serious. Fever Especially in the acute stage of the disease, fever is commonly present.

Are you concerned about feline leukemia? It is the most common cause of cancer in cats. Learn about the causes and symptoms of feline leukemia and how to pro...

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 may have recurrent illness interspersed with periods of relative health. Symptoms include

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 is not easily recognizable by symptoms alone since there are so many possible signs of the disease.Other common symptoms of feline leukemia include enlarged lymph nodes, fever, stomatitis, and neurological signs including seizures and behavior changes.