Stages of Periodontal Disease and Signs of Gum Disease in Dogs

Dr. Joe Alcorn, M.S., D.V.M.

Dr. Joe Alcorn is founder of Care Animal Hospital in Temecula, California. He has a Bachelor of Science in Biology and Doctor of Veterinary Medicine from Colorado State University. He is a member of the American Veterinary Medical Association and his advice has been featured in large publications like Bustle and Martha Stewart.

Home » Blog » Stages of Periodontal Disease and Signs of Gum Disease in Dogs

Untreated gum problems can potentially lead to canine tooth decay, affecting your pet’s ability to eat and quality of life. From my experience in treating canine dental diseases, I’m going to help you recognize the early signs of gum disease in dogs, so you can get early veterinary intervention and promote better oral hygiene in your dog.

Signs of Gum Disease in Dogs

The signs of periodontal disease in dogs progress through four stages, starting with red gums and advancing to red and swollen gums, then pus under gums with gum loss and inflamed periodontal tissue. In the final stage, dogs may experience bone loss with exposed roots, indicating severe progression of gum disease.

Close up of a gray dog

As the condition progresses, dogs may develop visible plaque and tartar build-up, along with bone loss and exposed tooth roots, indicating advanced stages of the disease. From health assessments to dental cleanings, tooth extractions, and treatments, my vet clinic can keep your dog’s teeth and gums healthy and take care of their well-being holistically.

SignsEffectsTreatment
Red gumsMild inflammationProfessional cleaning, improved dental hygiene routine
Red and swollen gumsModerate inflammation, possible bleedingDeep cleaning, possible antibiotics
Pus and receding gumsTissue and bone degradation beginsExtensive cleaning, possible surgical intervention, antibiotics, pain management
Bone loss and exposed rootsSevere tissue and bone lossTooth extractions, aggressive treatment to save remaining teeth, pain management, nutritional support

Stages of Canine Gum Disease

Periodontal disease in pets is characterized by pain, bacteria, and infection. Observing early signs of dental disease in dogs can enable you to further identify the problem by being aware of the stages of canine gum disease.

Stage 1: Red Gums

Early-stage gingivitis makes a dog’s gums appear red, although the teeth appear clean and are still firmly in place. The red gum line results in low-grade pain, like a constant headache. Plaque build-up and bacterial infection are the common culprits, causing dogs to have bad breath.

Stage 2: Red and Swollen Gums

Continued plaque and tartar accumulation lead to the second stage called advanced gingivitis. Pain is chronic due to inflammation and swelling of the gums. Bacteria enter the bloodstream and infect the heart, liver, and kidneys.

Stage 3: Pus Under Gums, Gum Loss, and Inflamed Periodontal Tissue

Pain is constant because of early periodontitis. Severe bacterial infection leads to visible pus, receding gums, and inflammation of supporting structures. Surgery may be imperative at this point.

Stage 4: Exposed Roots and Loss of Dog’s Teeth

Pain is severe at advanced periodontitis. Untreated, the chronic infection and inflammation may progress to infect the surrounding tissue with tooth loss, mobile teeth, and bone loss. Your dog may have difficulty eating when teeth become loose and roots are exposed.

Cause of Gum Disease in Dogs

Gum disease in dogs is primarily caused by bacterial build-up that forms plaque on teeth. This leads to inflammation and potential tissue destruction when left untreated.

Person holding a dog's jaw, while its mouth are open

Dogs are susceptible to teeth plaque. Inflamed gums are also the immune system’s response to plaque that inadvertently damages gum tissue.

Early signs of gum infection in dogs can be difficult to detect as pets may hide their discomfort. When untreated, the condition can progress to severe oral diseases with significant health consequences.

Symptoms of Gum Disease Stages in Dogs

Gum disease in a dog can manifest through various symptoms. Be vigilant and watch out for these symptoms:

  • Inflamed or reddened gums
  • Bleeding gums, especially when brushing or chewing
  • Crusted yellow-brown tartar and plaque build-up on teeth
  • Excessive drooling
  • Changes in behavior, particularly related to eating habits
  • Difficulty eating dry food or whimpering when eating
  • Blood in the water bowl after drinking
  • Unusual nasal discharge
  • Decreased interest in chew toys or dental treats

Complications of Canine Periodontal Disease

Periodontal disease in dogs is a progressive bacterial infection in dogs’ mouths that begins with inflamed gums and can lead to these health complications if left unchecked and untreated:

  • Oral pain
  • Teeth discoloration
  • Decreased appetite
  • Weight loss

As the gum problems weaken a dog’s immune system, they become more susceptible to other infections, causing:

  • Heart disease
  • Kidney diseases
  • Liver problems
  • Increased irritability

Ways to Prevent Gum Disease in Dogs

Knowing ways to prevent gum disease in pet dogs can prevent serious complications affecting your pet’s oral health.

Veterinarian checking a dog's teeth
  • Set a daily teeth cleaning routine: Brush your dog’s teeth regularly. Use this time to check for symptoms, including bleeding, swollen gums, and loose teeth.
  • Change chewing toys: Remove hard items to prevent dental damage. Opt for softer chew toys, especially for senior dogs with dental issues.
  • Invest in canine dental health products: Use dental care products like enzymatic toothpaste, dental wipes, and dental chews for cleaning hard-to-reach areas and freshening their breath. You may also consider oral care food additives for dogs.
  • Schedule vet care: Consult with my vet clinic on how to prevent periodontal disease in dogs. I can also create a routine cleaning schedule for your dog’s specific needs.

Related Questions

What Are the Early Stages of Gum Disease in Dogs?

The early stages of gum disease in dogs typically involve inflammation of the gums, characterized by redness, swelling, and occasional bleeding. Bad breath, reluctance to eat hard food, and visible plaque or tartar build-up along the gum line are also common indicators of developing gum disease in dogs.

What Do Infected Dog Gums Look Like?

Infected dog gums often appear red, and swollen, and may bleed easily when touched or during eating. In advanced stages, you may notice receding gums, pus around the tooth line, and loose or missing teeth.

How Do You Treat Gum Disease in Dogs?

Treatment for gum issues in dogs usually involves professional dental cleaning under anesthesia, which may include scaling, polishing, and X-rays to assess the extent of the disease. In more advanced cases, I may prescribe antibiotics to combat infection and tooth extraction to prevent further spread of the disease.

Conclusion

As you familiarize yourself with the signs of gum and dental disease in dogs, you can catch potential issues early and seek prompt veterinary care, potentially saving your pet from more invasive treatments. My clinic’s regular dental check-ups and oral hygiene guides can significantly improve your dog’s quality of life and prevent the development of severe dental illnesses.