Cat waiting for feline leukemia test. When Should My Cat be Tested for FeLV and FIV?Progressive infections: Cats with this type of infection have FeLV virus particles active in their blood. In these cases, they will likely show signs of disease and can infect other cats.
The feline leukemia test detects the virus that can cause severe health issues in cats. It is essential for early diagnosis and treatment. How does this condition affect a pets overall health? FeLV can weaken the immune system, making cats more susceptible to infections and diseases.

So we kick off FeLV (feline leukemia virus) testing at about 8 weeks old. Then we check again 812 weeks later, moms antibodies can hide the virus at first.Confirmatory tests include IFA for infected cells or PCR to find proviral DNA. When should kittens and adult cats be tested for FeLV?

Feline leukemia is a serious disease in cats, caused by a virus infection. It is a complex disease, of which leukemia (cancer of blood cells) and cancerous tumors are only a small part.