Pet Health

What Is FIV In Cats?

Discover what FIV (Feline Immunodeficiency Virus) means for your cat's health, its symptoms, transmission, and how to manage an FIV-positive feline companion.
Author: Veterinary Team
Dial A Vet
Updated
June 6, 2025
|
Published
June 6, 2025
A healthy cat being examined by a veterinarian for FIV symptoms in a clinical setting.

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Has your vet mentioned FIV in relation to your cat, or are you worried about a possible diagnosis? As a cat parent, it’s natural to feel concerned when you hear about feline health issues. Feline Immunodeficiency Virus (FIV) is a condition that can affect your cat’s immune system, leaving them more vulnerable to infections. The good news is that with proper care, cats with FIV can lead long, happy lives. Let’s break down what you need to know about FIV and how to care for your furry companion.

⚠️ What to Watch For

FIV doesn’t usually cause immediate symptoms after infection, which can make it difficult to detect early. Many cats can live for years without showing obvious signs, but as the virus progresses, you might notice certain changes in your cat’s health.

  • Recurrent infections (e.g., respiratory, urinary, or skin infections)
  • Weight loss or poor appetite
  • Gingivitis or dental issues
  • Fever that comes and goes
  • Swollen lymph nodes
  • Chronic diarrhea
  • Behavioral changes or lethargy

It’s important to monitor your cat closely and consult a vet if you notice any of these symptoms. Early detection can help improve your cat’s quality of life.

🔍 Possible Causes

FIV is primarily spread through bite wounds, which is why it’s more common in unneutered male cats who roam outdoors and are prone to fighting. The virus lives in the saliva of an infected cat and enters the bloodstream of another cat through deep bites. Less commonly, FIV can be transmitted from a mother cat to her kittens during birth or nursing.

Here are some key points to understand about FIV transmission:

  • FIV cannot be spread through casual contact like grooming, sharing food bowls, or cuddling.
  • Indoor-only cats are at a much lower risk of exposure.
  • Vaccination and neutering significantly reduce the likelihood of FIV in cats.

Knowing how FIV spreads can help you take preventive steps to protect your cat, especially if they spend time outdoors or interact with other cats.

✅ What You Can Do at Home

If your cat has been diagnosed with FIV, it’s not a death sentence. Many FIV-positive cats live normal, healthy lives with proper care and monitoring. Here’s what you can do to support your cat at home:

  • Feed them a high-quality, nutritionally balanced diet to maintain their overall health.
  • Keep their living environment clean and stress-free to minimize exposure to potential infections.
  • Schedule regular vet check-ups to monitor their health and catch any issues early.
  • Ensure they stay indoors to avoid fights and exposure to other infections.
  • Keep up with flea and tick prevention, as parasites can further compromise their health.

These steps can help your FIV-positive cat thrive and reduce the risk of secondary health complications.

💡 When to Call a Vet

Regular vet visits are crucial for managing FIV, but there are times when you’ll need to contact your vet immediately. Here are some red flags to watch for:

  • Persistent fever or lethargy
  • Sudden weight loss or refusal to eat
  • Severe dental issues or excessive drooling
  • Signs of infection, like redness, swelling, or discharge
  • Unusual behavior, such as hiding or aggression

Your vet may recommend blood tests to monitor your cat’s immune system or prescribe antibiotics if secondary infections arise. Early intervention can make a significant difference in your cat’s health and comfort.

FAQs

Q: Can FIV be cured?
A: Unfortunately, there is no cure for FIV. However, supportive care, regular vet visits, and a healthy lifestyle can help your cat live a long and fulfilling life.

Q: Is FIV contagious to humans or other pets?
A: No, FIV cannot be transmitted to humans or other non-feline pets. It is species-specific and only affects cats.

Q: Should I adopt an FIV-positive cat?
A: Absolutely! FIV-positive cats can make wonderful companions. Just ensure they live indoors and receive regular veterinary care.

Book a $49 online vet consultation at https://www.dialavet.com for fast, expert advice.

References

While every effort is made to ensure the accuracy of this content - including vet review where applicable - this article is for informational purposes only and is not a substitute for professional veterinary advice, diagnosis, or treatment. If your pet is unwell or you are concerned, please speak with a licensed veterinarian. You can book a $49 online consultation with our veterinary team  😄
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