Feline Stomatitis: Understanding & Managing Stomatitis in Cats

Cat Center
A cat with his mouth open, most probably suffering from feline stomatitis.

Watching your beloved cat struggle with eating or avoiding their favorite treats can be heartbreaking. If you've noticed your feline friend pawing at their mouth, drooling excessively, or showing signs of oral pain, they might be suffering from stomatitis in cats, a severe and painful condition that affects thousands of cats each year.  

While this condition can be challenging to manage, understanding its signs, causes, and treatment options can help you provide the best care for your cat. Let's explore everything you need to know about cat stomatitis and how to help your furry family member live a comfortable, pain-free life. 

What Is Stomatitis in Cats? Understanding Feline Stomatitis 

Feline stomatitis, aka feline lymphoplasmacytic stomatitis, is severe inflammation of the mucous lining of the mouth. Unlike simple gingivitis, which only affects the gumline where teeth meet the gum tissue, stomatitis cats experience widespread inflammation throughout their mouth, including the gums, cheeks, tongue, and sometimes even extending into the throat.  

Studies have shown that feline stomatitis affects a small but significant portion of cats, leading to weight loss, lack of eating, drooling, "hidden cat syndrome," aggression, and a generally miserable feline. 

What Causes Cat Stomatitis? 

The exact cause of feline stomatitis remains a mystery, but veterinarians believe it's a complex interplay of factors. Here's what we know so far: 

  • Immune System Overreaction: Studies suggest an abnormal immune response might be at play. The body overreacts to plaque bacteria on the teeth, triggering widespread inflammation throughout the mouth. 

  • Viral Triggers: Some viruses, like calicivirus, might be involved in initiating the immune system's overreaction. 

  • Chronic Inflammation: Ongoing low-grade inflammation from other sources (like dental disease or kidney issues) could contribute to the development of stomatitis. 

Risk Factors for Feline Stomatitis 

While any cat can develop stomatitis, certain factors increase the risk: 

By understanding these potential triggers and risk factors, we can be more proactive in monitoring our feline companions' oral health and seeking veterinary attention if any concerning signs arise.  

What are the Symptoms of Stomatitis in Cats 

If you've noticed changes in your cat's behavior or eating habits, they might be showing signs of stomatitis, a condition that can significantly impact your feline friend's quality of life. Here are the key symptoms to watch for: 

  • Severe bad breath (halitosis) - Unlike typical "cat breath," stomatitis causes an unusually strong, unpleasant odor that doesn't improve with regular dental care. 

  • Excessive drooling, sometimes tinged with blood - You might notice strings of saliva or blood-tinged drool on your cat's chin or where they rest. 

  • Difficulty eating or dropping food - Your cat may approach their food bowl eagerly but struggle to eat, often dropping kibble or showing signs of pain while chewing. 

  • Pawing at the mouth - When cats repeatedly paw at their mouth or face, it's often a clear sign they're experiencing oral discomfort or pain. 

  • Poor grooming leading to matted fur - A usually well-groomed cat may stop their regular cleaning routine due to mouth pain, resulting in an unkempt appearance. 

  • Bright red, inflamed gums and mouth tissue - If you can safely look in your cat's mouth, you might notice angry red tissue that looks very different from healthy pink gums. 

  • Progressive weight loss - Due to the pain of eating, affected cats often lose weight gradually but noticeably over time. 

  • Behavioral changes, including aggression or withdrawal - Your normally friendly cat might become irritable or hide more frequently due to their discomfort. 

  • Reluctance to be touched around the face - Many cats with stomatitis will pull away or react negatively when their face or jaw area is touched. 

 Is Cat Stomatitis Contagious? 

Stomatitis in cats is not contagious between cats or other animals. However, if the underlying cause is viral (such as calicivirus), that specific virus may be transmissible to other cats. This is particularly important in multi-cat households. 

How Feline Stomatitis is Diagnosed 

If you suspect your cat has stomatitis, your veterinarian will need to perform a thorough diagnostic process to confirm the condition and rule out other serious oral diseases. Since the condition is quite painful, your cat may need to be under general anesthesia for a complete examination. 

Complete Physical Examination   

Your veterinarian will assess your cat's overall health and examine their mouth, though some cats may be too uncomfortable for a thorough oral exam while awake. 

Blood Work and Viral Testing for FIV and FeLV  

These tests help identify if your cat has underlying viral infections, including Feline AIDS and Feline Leukemia, that could be contributing to their condition or affecting their immune system. 

Dental X-rays to Assess Tooth and Bone Health   

These images reveal important details about tooth roots, bone loss, and other dental problems that aren't visible to the naked eye. 

Possible Biopsy of Affected Tissue  

Sometimes a small tissue sample is needed to rule out other conditions like oral cancer or eosinophilic granuloma complex that can look similar to stomatitis. 

A ginger cat, having its teeth brushed by a professional in the veterinary office, as its initial treatment for cat stomatitis.

Treatment Options for Cat Stomatitis 

Treatment process for cat stomatitis usually involves a multi-modal approach, tailored to each cat's specific needs. 

Initial Treatment 

Because cats with stomatitis become severely allergic to the plaque on their teeth, professional teeth scaling and cleaning above and below the gum line is often a starting point. Regular dental exams and cleanings are crucial for early detection and management of oral health issues, including stomatitis. By scheduling routine dental care, you can help prevent the buildup of plaque and tartar, reducing the risk of inflammation and discomfort. 

Surgical Management 

To decrease the plaque load, teeth extraction is often recommended. Studies show that approximately 80-90% of cats show significant improvement after full-mouth extraction surgery. Removing all the teeth affected by inflammation, tooth resorption, or periodontal disease currently shows the highest success rates. The removal of the periodontal ligament lining, the alveolus, is also advisable. While this may sound drastic, cats adapt remarkably well and can eat both soft and hard food successfully after recovery. 

Medical Management 

  • Antibiotics to control oral infections 

  • Anti-inflammatory medications such as glucocorticosteroids 

  • Immune-modulating medications in severe cases 

  • Pain management medications 

  • Laser therapy for resistant cases: Some patients that fail to improve after surgical treatment are sometimes treated with carbon dioxide laser therapy on the remaining lesions. This laser therapy may need to be repeated monthly in an attempt to remove the plaque-retentive surfaces that are thought to be part of this plaque hypersensitivity. 

Recovery and Quality of Life for Cats with Stomatitis 

Most cats adapt well to life without teeth and can eat both soft and hard food successfully. Special care is taken to control pain and to suppress any remaining inflammation after dental extractions. The recovery timeline varies:  

  • Most cats show significant improvement within 6-8 weeks after treatment, particularly following full-mouth extraction. However, each cat's journey is unique: 

  • Some cats may take up to 3 months to show maximum improvement 

  • About 80-90% of cats achieve excellent results with proper treatment 

  • A small percentage may require ongoing medical management 

  • Many cats return to eating dry food comfortably, even without teeth 

Is Stomatitis in Cats Deadly? 

While stomatitis itself is rarely directly fatal, untreated cases can lead to life-threatening complications. The intense pain can cause cats to stop eating, potentially leading to hepatic lipidosis (fatty liver disease), which can be fatal.  

Additionally, chronic inflammation can weaken the immune system, making cats more susceptible to other serious health conditions. Early detection and proper treatment are important for preventing these potentially deadly complications. 

Prevention and Long-term Management of Cat Stomatitis 

Unfortunately, there’s no guaranteed way to prevent feline stomatitis, but there are steps you can take to reduce the risk or manage the condition. Regular dental check-ups and professional cleanings are vital for catching early signs, while daily tooth brushing and dental-friendly diets may help slow its progression. Keeping a close eye on your cat’s oral health is equally important. Addressing any signs of discomfort as soon as they appear can make a big difference. 

Since stomatitis can sometimes mimic oral cancer, it’s essential to have your cat evaluated by a veterinarian if you suspect something is wrong. Acting quickly can save your cat from prolonged pain, as delaying treatment often makes it harder to manage. Sadly, in severe cases where treatments are no longer effective, some pet parents are faced with the heart-wrenching decision of humane euthanasia. 

While this condition can be incredibly challenging, staying proactive with your cat’s dental care can provide some relief and improve their quality of life. 

The Role of Pet Insurance in Managing Stomatitis 

When it comes to treating feline stomatitis, early intervention is crucial for the best outcomes. However, the comprehensive treatment needed—from diagnostics to surgery and ongoing care—can be costly. Having a reliable pet insurance policy in place before symptoms develop can make all the difference in accessing timely, effective treatment.  

Embrace Pet Insurance offers comprehensive coverage for conditions like stomatitis, including dental procedures and complementary therapies like laser therapy, which many other pet insurance plans may not cover. This means you can provide your furry friend with the best possible care without worrying about the financial burden. 

Many pet parents also find that having an optional non-insurance wellness plans covering preventive dental care can help catch oral health issues early. These plans can also help with the cost of dental cleanings, which are essential for preventing stomatitis. By removing plaque and tartar buildup, dental cleanings can significantly reduce the risk of inflammation and infection in your cat's mouth. 

Moving Forward After Feline Stomatitis 

Living with a cat affected by stomatitis can be challenging for both pets and their families, but there's hope. With early detection, proper veterinary care, and dedicated management, most cats can return to living comfortable, happy lives.  

The key is staying vigilant about oral health, maintaining regular veterinary check-ups, and having a solid financial plan - such as pet insurance - in place to ensure your cat can receive the care they need when they need it.  

Remember, your cat's quality of life depends largely on their oral health, and being prepared with knowledge and resources is the best way to ensure many more years of purrs and snuggles with your beloved feline friend!