Signs of Poor Oral Health: How to Identify Dental Problems in Dogs and Cats
- Nathalie Ariey-Jouglard

- Jan 19
- 3 min read

Oral health is a crucial part of overall well-being for dogs and cats, but it’s often challenging for pet owners to recognize early signs of dental problems. Dogs and cats are particularly skilled at hiding pain, so dental issues can go unnoticed until they become serious. Identifying early signs of poor oral health can help prevent more severe diseases and improve your pet's quality of life.
Why Is It Important to Monitor Dental Health?
Plaque, tartar, and periodontal disease are common conditions in pets, especially as they age. Bacteria in the mouth can multiply quickly, leading to infections that spread throughout the body and harm internal organs. Good oral hygiene not only prevents these diseases but also reduces pain and discomfort for your pet.
Key Signs to Look For
Bad Breath (Halitosis)
Unpleasant breath is often the first sign of a dental problem, caused by bacteria in the mouth that grow when food debris and plaque accumulate on the teeth and gums. While some bad breath is typical in pets, an especially strong and persistent odor may indicate the start of periodontal disease or an infection.
Gum Inflammation (Gingivitis)
Red, inflamed, or bleeding gums are signs of irritation. By gently lifting your pet’s lips, you can check the color of the gums. Healthy gums are usually pink. If they appear red or swollen, it may be gingivitis, often caused by plaque buildup, which can progress to periodontal disease if left untreated.
Difficulty Chewing or Appetite Changes
If your pet seems to chew on one side of the mouth, avoids chewing altogether, or shows a decrease in appetite, it could indicate dental pain or discomfort. Infected teeth, gingivitis, or tartar buildup can make chewing painful. A change in appetite or weight loss can signal a severe oral health issue.
Excessive Drooling or Blood in Saliva
Excessive saliva production may be related to dental pain, particularly if accompanied by blood in the saliva. This could be due to inflamed gums or ulcers in the mouth. If you notice these symptoms, consult a veterinarian, as prompt treatment can prevent more severe infections.
Visible Tartar and Brown Deposits on Teeth
Tartar appears as a brown or yellow deposit on the teeth, especially around the gum line. This buildup is usually visible and results from untreated plaque. Over time, tartar hardens and becomes difficult to remove without professional cleaning. Tartar can also inflame the gums and encourage harmful bacteria growth.
Irritability or Behavioral Changes
An animal with dental pain may become more irritable, show aggression, or avoid usual interactions. Pain and discomfort can affect their mood and behavior, especially if it interferes with eating habits or social interactions.
What to Do If You Notice These Signs
If you observe one or more of these signs, it’s essential to schedule a visit with a veterinarian. A professional dental cleaning is often recommended to remove accumulated plaque and tartar and assess the health of your pet’s teeth and gums. Preventative care, such as regular brushing, chew toys, and dental hygiene products, is also essential for maintaining your pet’s oral health.
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