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Feline Leukemia Virus in Cats(FeLV)
A retrovirus causing immunosuppression, lymphoma, and anemia. Spread through close contact with infected cats (grooming, shared food bowls).
Vet Supervised
Symptoms
- Secondary infections due to immunosuppression
- Anemia
- Lymphoma development
- Weight loss
- Fever
Related Symptom Pages
Causes
- Contact with FeLV-infected cats
- Mother-to-kitten transmission
- Transmission via saliva or blood
Diagnosis
1
SNAP test (rapid antigen test)
2
IFA test (confirmatory)
3
PCR testing
4
Blood work
Treatment
- Supportive care (treat secondary infections)
- Immune support
- Chemotherapy (for lymphoma)
- Blood transfusion (severe anemia)
Prognosis
Persistent infection averages 2-3 years survival, but varies widely. Early detection and proper management can extend life significantly.
Severity: High
Prevention
- FeLV vaccination
- Avoid contact with infected cats
- Test new cats for FeLV
- Keep cats indoors
Epidemiology
Age Range
All ages (young cats more susceptible)