Cat FIV Management and Quality of Life

Feline immunodeficiency virus is a chronic infection that, with appropriate management, allows many cats to live long, comfortable lives — but it requires informed veterinary care and owner understanding.

Key Facts

FIV is a lentivirus affecting cats worldwide, spread primarily through bite wounds during serious fighting.
The majority of FIV-positive cats live for many years without developing AIDS-defining illness if managed appropriately.
Indoor housing significantly reduces secondary infection risk and extends healthy lifespan in FIV-positive cats.
FIV-positive cats can live safely with FIV-negative cats if managed carefully, as casual contact does not typically spread the virus.
There is no curative treatment, but supportive care, prompt treatment of infections, and regular monitoring maintain quality of life.

Welfare Considerations

FIV-positive cats are often euthanized or surrendered to shelters based on outdated information about prognosis. With appropriate management, most FIV-positive cats have a quality of life indistinguishable from uninfected cats for years. Welfare for these cats means addressing infections promptly, monitoring immune function, and maintaining the environmental and social enrichment that supports their psychological health.

What You Can Do

Do not euthanize an FIV-positive cat solely based on diagnosis — consult a veterinary internist for current prognosis guidance.
Keep FIV-positive cats indoors to reduce exposure to pathogens and prevent spread through fighting.
Schedule twice-yearly veterinary wellness checks to monitor immune status and catch infections early.
Ensure FIV-positive cats receive a complete, high-quality diet to support immune function.