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Gum Disease In Cats: Causes & Treatment

Discover the causes of gum disease in cats and learn effective treatments to keep your feline friend’s dental health in check. Healthy smiles start here!
Author: Veterinary Team
Dial A Vet
Updated
June 6, 2025
|
Published
June 6, 2025
Cat receiving dental examination for gum disease treatment, highlighting potential causes and care options for oral health.

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Have you noticed your cat drooling, avoiding food, or pawing at their mouth? These could be signs of gum disease, a common but often overlooked issue in cats. Gum disease not only causes discomfort but can also lead to serious health problems if untreated. As a pet parent, understanding the causes and treatment of gum disease can help you protect your cat’s health and happiness.

⚠️ What to Watch For

Gum disease, also known as periodontal disease, develops when plaque and tartar build up on your cat’s teeth, leading to inflammation and infection of the gums. Early detection is key, so keep an eye out for these signs:

  • Bad breath (halitosis)
  • Red, swollen, or bleeding gums
  • Drooling or pawing at the mouth
  • Difficulty eating or a sudden drop in appetite
  • Loose or missing teeth
  • Yellow or brown tartar on teeth

Sometimes, cats with gum disease may show no obvious signs, especially in the early stages. Regular dental checkups with your vet can help catch issues before they become severe.

🔍 Possible Causes

Gum disease in cats is primarily caused by bacteria in the mouth. When bacteria mix with food particles and saliva, they form a sticky substance called plaque. Over time, plaque hardens into tartar, which irritates the gums and creates an environment for further bacterial growth. Here are some common factors that contribute to gum disease:

  • Poor dental hygiene
  • A diet high in soft or wet foods that don’t scrape plaque off teeth
  • Age (older cats are more prone to gum disease)
  • Underlying health conditions like diabetes or feline immunodeficiency virus (FIV)
  • Genetics (some breeds, like Persians, are more susceptible)

Left untreated, gum disease can progress to periodontitis, where the infection damages the tissues and bones supporting your cat’s teeth. This can cause tooth loss and even allow bacteria to enter the bloodstream, potentially affecting the heart, liver, and kidneys.

✅ What You Can Do at Home

While professional dental care is essential, there are steps you can take at home to reduce your cat’s risk of gum disease and maintain their oral health:

  • Brush your cat’s teeth regularly using a cat-specific toothbrush and toothpaste. Start slowly and make it a positive experience.
  • Provide dental treats or toys designed to reduce plaque and tartar buildup.
  • Feed a balanced diet that supports oral health. Some cat foods are specially formulated to help clean teeth as your cat chews.
  • Use water additives or oral gels recommended by your vet to help control bacteria in the mouth.

Consistency is key. Even small steps, when done regularly, can make a big difference in your cat’s dental health.

💡 When to Call a Vet

If you suspect your cat has gum disease, it’s important to consult a veterinarian. Severe gum disease requires professional cleaning and treatment to prevent further complications. You should contact your vet if you notice any of the following:

  • Persistent bad breath
  • Visible swelling or bleeding in the gums
  • Reluctance to eat or weight loss
  • Loose teeth or pus around the gumline

During a dental checkup, your vet may recommend a thorough cleaning under anesthesia to remove plaque and tartar. In advanced cases, they may need to extract damaged teeth or prescribe antibiotics to treat infection. Regular professional cleanings, combined with at-home care, are the best way to keep your cat’s mouth healthy.

FAQs

Q: Can gum disease in cats be reversed?
A: In its early stages (gingivitis), gum disease can often be reversed with proper care, including professional cleaning and improved at-home dental hygiene. However, advanced gum disease (periodontitis) is irreversible, and treatment focuses on managing symptoms and preventing further damage.

Q: How often should I brush my cat’s teeth?
A: Ideally, you should brush your cat’s teeth daily. If this isn’t possible, aim for at least 2–3 times a week. Even occasional brushing is better than none.

Q: Is bad breath in cats always a sign of gum disease?
A: While bad breath is a common symptom of gum disease, it can also indicate other health issues, such as kidney disease or diabetes. If your cat’s breath suddenly smells bad, it’s a good idea to consult your vet.

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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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