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Feline Gingivostomatitis

February 5, 2026

Feline Gingivostomatitis

 

Feline gingivostomatitis (FGS) is a severe, often debilitating condition characterized by chronic inflammation of a cat's gums and oral mucous membranes. This painful condition can lead to significant discomfort and health issues if left untreated.

 

General Information:

Feline gingivostomatitis is believed to be an inappropriate immune response to various antigens, including dental plaque, infections, and environmental irritants. The exact cause remains unclear, but it is often associated with viral infections, such as Feline calicivirus and Feline herpesvirus, as well as bacterial infections and dental disease.

 

Clinical Signs:

  1. Severe inflammation and ulceration of the gums and mouth

  2. Bad breath (halitosis)

  3. Excessive drooling

  4. Difficulty eating or complete refusal to eat

  5. Weight loss and poor body condition

  6. Pawing at the mouth

  7. Decreased grooming behavior

  8. Visible pain, especially when the mouth is touched or examined

 

Possible Treatments:

  1. Dental Cleaning and Extractions:

    • Comprehensive dental cleaning to remove plaque and tartar.

    • Extraction of diseased teeth to reduce the bacterial load and inflammation.

    • Full-mouth extractions may be considered in severe cases where other treatments fail to provide relief.

  1. Antibiotics:

    • Used to address secondary bacterial infections.

    • Common antibiotics include clindamycin, amoxicillin-clavulanate, and metronidazole.

  1. Anti-inflammatory Medications:

    • Corticosteroids (e.g., prednisone) can be used short-term to reduce inflammation.

    • Non-steroidal anti-inflammatory drugs (NSAIDs) might be prescribed under strict veterinary supervision due to potential side effects.

  1. Immune-Modulating Drugs:

    • Cyclosporine and interferon may be used to modulate the immune response in cases unresponsive to conventional treatments.

  1. Pain Management:

    • Pain relief is crucial due to the severe pain associated with FGS.

    • Opioids or other pain-relief medications might be prescribed to manage chronic pain.

  1. Dietary Changes:

    • Soft or specially formulated diets may be recommended to reduce oral discomfort.

    • Nutrient-dense and palatable foods to ensure adequate nutrition despite reduced food intake.

  1. Regular Veterinary Check-Ups:

    • Continuous monitoring and follow-up are essential to manage the condition effectively.

    • Adjustments to the treatment plan may be necessary based on the cat's response to therapy.

  1. Laser Therapy:

    • Laser therapy might be used in some cases to reduce oral inflammation and pain.

 

Managing feline gingivostomatitis often requires a multifaceted approach and close collaboration between the cat owner and veterinarian. Early detection and comprehensive treatment are crucial to help improve the quality of life for affected cats.

Armadale Animal Hospital