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).

2024年8月27日 · Symptoms of Feline Leukemia Virus. Cats infected with FeLV may exhibit one or more of the following symptoms: Pale gums; Yellow color in the mouth and whites of eyes; Enlarged lymph nodes

Feline Leukemia Virus is one of the most common infectious diseases in cat. Learn how it spreads, preventative measures, and ways to manage it.

FeLV is a retrovirus that compromises a cat’s immune system. FeLV is a feline-only virus that cannot be transmitted to humans. Cats who test positive for FeLV can live for many years without serious symptoms. A positive FeLV test result SHOULD NOT be a death sentence. A vaccination for FeLV exists, but it is not 100 percent effective.

2025年3月6日 · Feline Leukemia Virus (FeLV) is found worldwide in domestic cats. Its name is misleading—FeLV does not cause leukemia, which is a cancer of the blood cells. FeLV does however severely affect your cat’s immune system.

2023年2月6日 · The most common clinical signs of feline leukemia virus are: Pale gums (anemia) Decreased appetite. Weight loss. Unthrifty coat (poorly groomed, dry, brittle) Inflamed gums and mouth (gingivitis and stomatitis) Fever. Enlarged lymph nodes. Chronic diarrhea. Chronic skin, eye, respiratory, or urinary tract infections

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.

Feline leukemia virus (FeLV) causes a highly contagious and potentially fatal retroviral infection that weakens a cat’s immune system. Symptoms include pale gums, weight loss, oral disease, bad breath. Treatment includes a preventive vaccine.

It's easier to prevent gum disease than treat it. Brushing your cat's teeth once or twice a week can help maintain gum health and greatly reduce the risk of gum infection. Do not use human toothpaste- it foams and irritates their stomach when swallowed.