Feline leukaemia virus (FeLV) is associated with the occurrence of tumours and anaemia in cats but also causes disease by suppressing the cats immune system.This is similar to the diseases seen in humans with the AIDS virus and in cats with Feline Immunodeficiency Virus (FIV).
ABCD cats & vets: GUIDELINE for Feline Leukaemia Virus Infection.

Feline Leukemia Clinical Signs and Symptoms. Feline Leukemia - adorable kitten sitting on a white table at the vet office. Whether we are talking about CLL or FeLV, in both situations, a sick cat will not show specific signs of the disease.

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. This test is highly sensitive and can identify cats with very early infections.

As we can see from the illustration, Leukaemia In Cats With Kidney Disease has many fascinating aspects to explore.