Your pet may continue eating normally even when something is wrong with their mouth. That is one reason dental problems can go unnoticed for months. Plaque, tartar, gum inflammation, damaged teeth, and oral infections can cause pain and affect your pet’s comfort and overall health. Dogs and cats can also develop different dental problems based on their age, breed, anatomy, and individual health. Understanding common dog and cat dental issues can help you recognize early warning signs and seek veterinary care before a small problem becomes more serious. At Horse Heaven Hills Pet Urgent Care and Veterinary Center, Kennewick, WA, veterinary professionals can evaluate your pet’s oral health and recommend appropriate dental care based on their needs.

What Are the Most Common Dental Problems in Dogs and Cats?

The most common dental problems in dogs and cats include plaque and tartar buildup, gingivitis, periodontal disease, broken or damaged teeth, retained baby teeth, and painful oral inflammation. Regular dental examinations can help identify these problems early, while professional veterinary dental care can address disease that cannot be managed with brushing alone. Although dogs and cats share several dental concerns, some problems are more common in one species than the other.

Dog vs. Cat Dental Problems: What Should Owners Know?

Dental Issue	Dogs	Cats
Plaque and tartar	Very common	Very common
Gingivitis	Common	Common
Periodontal disease	Common, especially with age	Common
Broken teeth	Can occur from chewing hard objects	Can occur from trauma
Retained baby teeth	Common in some small breeds	Less common
Tooth resorption	Less common	A significant concern
Painful oral inflammation	Can occur	May be severe in some cats
Bad breath	Common warning sign	Common warning sign
Difficulty eating	May occur with advanced disease	May occur with painful dental disease

The signs may be subtle at first, which is why routine oral examinations are important.

1. Plaque and Tartar Buildup

Plaque is a sticky layer of bacteria that forms on the teeth.

If plaque is not removed, it can harden into tartar. Tartar provides a rough surface where additional bacteria can accumulate.

Signs may include:

Yellow or brown buildup
Bad breath
Red gums
Drooling
Reluctance to chew
Changes in eating habits

Daily dental care can help reduce plaque, but once significant tartar has formed, professional veterinary dental treatment may be necessary.

2. Gingivitis

Gingivitis occurs when the gums become inflamed.

It is often associated with plaque and tartar accumulation.

You may notice:

Red gum tissue
Swollen gums
Bleeding around the teeth
Bad breath
Increased drooling
Sensitivity when the mouth is touched

Early gingivitis may be manageable with appropriate dental care, but untreated inflammation can progress into deeper periodontal disease.

3. Periodontal Disease

Periodontal disease affects the tissues that support the teeth.

As the condition progresses, infection and inflammation can damage the structures surrounding the teeth.

Possible signs include:

Persistent bad breath
Receding gums
Loose teeth
Bleeding gums
Difficulty chewing
Dropping food
Reduced appetite
Facial swelling

Periodontal disease is one of the most important dog and cat dental issues because advanced disease can cause significant oral pain and damage. Professional dental examinations allow a veterinarian to assess the health of the teeth and surrounding tissues.

4. Broken or Damaged Teeth

Pets can damage teeth by chewing hard objects, playing, experiencing trauma, or biting inappropriate items.

A fractured tooth may expose sensitive inner structures.

Watch for:

Chewing on one side
Dropping food
Avoiding hard food
Pawing at the mouth
Excessive drooling
Facial sensitivity
Swelling

A broken tooth may not always look dramatic from the outside. Your veterinarian can determine whether the tooth needs monitoring, treatment, or removal.

5. Retained Baby Teeth

Puppies and kittens naturally lose their baby teeth as adult teeth develop. Sometimes a baby tooth remains after the adult tooth has started to emerge. This can crowd the mouth and create areas where plaque becomes trapped.

Retained teeth may contribute to:

Crowding
Abnormal tooth positioning
Plaque accumulation
Gum irritation
Discomfort

Your veterinarian can monitor your young pet’s mouth during routine examinations and determine whether a retained tooth requires treatment.

6. Tooth Resorption in Cats

Tooth resorption is a painful dental condition that is particularly important in cats.

The tooth structure gradually breaks down, which can expose sensitive areas and cause significant discomfort.

Unfortunately, cats do not always show obvious signs of oral pain.

A cat with painful dental disease may:

Eat more slowly
Drop food
Prefer softer food
Chew on one side
Drool
Paw at the mouth
Become less interested in eating
Show irritability when the face is touched

Because cats often hide pain, regular oral examinations are especially important.

7. Feline Oral Inflammation

Some cats can develop severe inflammation throughout the mouth.

This can cause considerable discomfort and may make eating difficult.

Warning signs can include:

Severe bad breath
Drooling
Red or swollen gums
Difficulty eating
Pawing at the mouth
Weight loss
Avoiding food
Changes in behavior

A veterinarian should evaluate cats showing these signs because several different oral conditions can cause similar symptoms.

How Can You Tell if Your Pet Has a Dental Problem?

Pets often hide discomfort, so changes in everyday behavior may be the first clue.

Watch for these warning signs:

Bad breath: Persistent odor may indicate dental disease.
Red gums: Inflammation can be an early sign of gingivitis.
Difficulty eating: Pain may cause your pet to chew differently or avoid food.
Drooling: Excessive drooling can accompany oral discomfort.
Loose teeth: May indicate advanced dental disease or trauma.
Facial swelling: Can occur with infection or other oral problems.
Pawing at the mouth: May indicate pain or irritation.
Behavior changes: A normally social pet may become withdrawn or irritable.

A pet does not need to stop eating completely to have significant dental pain.

Can Dental Disease Affect a Pet’s Overall Health?

Dental disease primarily affects the mouth, but severe oral inflammation can have broader effects on a pet’s health. Pain can affect eating, behavior, and quality of life. Chronic oral disease can also contribute to ongoing inflammation. This is why dental care should be considered part of your pet’s overall healthcare rather than simply a cosmetic concern.

Regular examinations allow your veterinarian to monitor oral health and identify problems before they become more advanced.

How Is Dental Disease Diagnosed?

A veterinary dental evaluation begins with an examination of your pet’s mouth.

However, some dental problems occur below the visible gumline and cannot be fully assessed simply by looking at the teeth.

A dental evaluation may involve:

Evaluation	Purpose
Oral examination	Checks teeth, gums, and visible abnormalities
Gum assessment	Looks for inflammation and periodontal changes
Dental measurements	Helps assess gum pockets
Dental imaging when appropriate	Identifies problems below the gumline
Tooth-by-tooth evaluation	Helps identify damaged or diseased teeth

The veterinarian can then recommend treatment based on the findings.

What Does Professional Pet Dental Care Involve?

Professional veterinary pet dental care goes beyond simply removing visible tartar.

Depending on your pet’s needs, dental treatment may involve a thorough oral examination, professional cleaning, assessment of the gumline, dental imaging when appropriate, and treatment of diseased or damaged teeth.

Professional dental care may help:

Remove plaque and tartar
Assess gum health
Identify hidden dental problems
Address painful or damaged teeth
Manage periodontal disease
Improve oral hygiene
Support your pet’s comfort

Your veterinarian will explain the recommended dental procedure and any follow-up care your pet may need.

Hypothetical Example: A Dog With Normal Appetite but Advanced Dental Disease

Imagine a seven-year-old dog named Cooper whose owner notices persistent bad breath but assumes it is simply part of getting older. Cooper continues eating normally, so the owner does not initially suspect a dental problem.

During a veterinary examination, the veterinarian finds significant tartar and gum inflammation and recommends a professional dental evaluation. This hypothetical example shows why a pet can continue eating while still having dental disease that needs attention.

How Can You Prevent Dental Problems at Home?

Home dental care can play an important role in maintaining oral health.

Helpful habits include:

Brush your pet’s teeth regularly with pet-safe products.
Introduce brushing gradually.
Have your veterinarian check your pet’s mouth regularly.
Use dental products recommended for your pet.
Monitor for changes in breath or eating habits.
Avoid giving extremely hard objects that can fracture teeth.
Follow your veterinarian’s recommendations after professional dental care.

Consistency matters more than trying to do everything at once.

If your pet strongly resists brushing, ask your veterinarian for alternative strategies.

When Should You Take Your Pet to a Veterinarian?

Some dental concerns can wait for a routine appointment, but certain signs deserve prompt evaluation.

Contact your veterinarian if your pet has:

Facial swelling
Significant mouth bleeding
Severe oral pain
Difficulty eating or drinking
A visibly fractured tooth
Sudden inability to close the mouth
Heavy drooling
Sudden refusal to eat
Severe lethargy associated with oral symptoms

A pet that cannot eat or drink because of oral pain should be evaluated promptly.

Conclusion

Common dog and cat dental issues range from plaque and tartar buildup to gingivitis, periodontal disease, broken teeth, retained baby teeth, tooth resorption, and painful oral inflammation. Because pets often hide dental pain, owners should pay attention to bad breath, red gums, drooling, changes in chewing, dropping food, facial swelling, or changes in eating behavior. Home dental care can help maintain oral hygiene, but professional veterinary examinations are important for identifying problems below the gumline and treating established disease. If your pet shows signs of significant oral pain or difficulty eating, seek veterinary attention promptly. Book an appointment Horse Heaven Hills Pet Urgent Care and Veterinary Center, Kennewick, WA can help support your pet’s dental health with appropriate evaluation and professional care.

FAQs

Q1: What are the most common dental problems in dogs and cats?
A: Common problems include plaque, tartar, gingivitis, periodontal disease, broken teeth, and other oral conditions. Cats can also develop painful tooth resorption and severe oral inflammation.

Q2: How can I tell if my dog or cat has dental disease?
A: Bad breath, red gums, drooling, difficulty chewing, dropping food, pawing at the mouth, loose teeth, and changes in eating habits can indicate dental disease. Some pets may have significant dental problems without obvious signs of pain.

Q3: Can dental disease make my pet stop eating?
A: Yes. Severe oral pain can make chewing uncomfortable and may cause a pet to eat more slowly, drop food, prefer softer foods, or stop eating. A pet that cannot eat because of mouth pain should be evaluated promptly.

Q4: How often should my pet have a dental examination?
A: Dental needs vary based on age, breed, oral health, and individual risk factors. Your veterinarian can recommend an appropriate examination schedule and tell you when professional dental care may be beneficial.

Q5: Can I treat my pet’s dental disease at home?
A: Regular brushing can help prevent plaque buildup, but established tartar and periodontal disease generally require professional veterinary evaluation and treatment. Do not attempt to scrape tartar from your pet’s teeth yourself, as this can injure the mouth and does not address disease below the gumline.

Common Dog and Cat Dental Issues Every Pet Owner Should Know

By Horse Heaven Hills | August 14, 2026