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287 results for “oral ulcers”
What are the symptoms of feline herpesvirus?
Feline herpesvirus progresses through early, middle, and late stages, each with different symptoms. Early signs resemble an upper respiratory infection, making it easy to confuse with a common cold.
Why does my dog have black spots on its tongue?
Black spots on a dog's tongue are often genetic, common in breeds like native Chinese dogs and Chow Chows, or from old tongue injuries with trapped blood. Watch for ulcers or redness, which may signal stomatitis or gingivitis.

Why Is My Chinchilla Drooling?
Chinchilla drooling is usually a sign of mouth diseaseโstomatitis, gingivitis, ulcers, or misaligned teethโand can also bring bad breath, pain, and appetite loss. For mild gum inflammation use a small-pet oral spray and a broad-spectrum antibiotic; for anything severe, or if digestion, stress, or the nervous system is involved, see a vet to find the exact cause.

What Causes Periodontitis in Dogs?
Periodontitis is a common and painful dental disease in dogs, driven by a mix of physical, fungal, bacterial, and metabolic factors. Physical causes include chewing on fish bones, wire, or other sharp objects that injure the mouth, while fungal infections such as Candida or Blastomyces and bacterial overgrowth can trigger necrotizing ulcerative gingivitis. Metabolic problems like diabetes, kidney disease, dehydration, and hypothyroidism also raise the risk. Affected dogs show bad breath, drooling, swollen or receding gums, loose teeth, and sometimes pus. Diagnosis combines an oral exam with dental X-rays, and treatment requires professional cleaning or extraction under anesthesia plus ongoing home dental care.

What to Do When Your Dog Is Too Thin
A thin dog can fall into two patterns: one that eats little and wastes away, and one that eats plenty yet still loses weight. The second is often more telling, because calories are going somewhere other than the body. Matching the pattern to the likely cause is the first step toward fixing it.

Niacin (Vitamin B3) Deficiency in Dogs and Cats
Niacin (vitamin B3) deficiency in dogs and cats causes pellagra-like signs, oral and esophageal ulcers, black tongue in dogs, diarrhea, anemia, and symmetric dermatitis. It follows corn-heavy diets low in tryptophan, and is corrected with dietary niacin.

Feline Calicivirus Infection: Symptoms and Treatment
Feline calicivirus is a common viral cause of upper-respiratory and oral disease in cats, marked by fever, mouth ulcers, and runny nose. It spreads easily and causes high illness rates, but deaths are uncommon except in very young kittens.

What to Do When Your Cat Sneezes
Cats, like people, sneeze and cough when they have a cold, but sneezing alone does not confirm a cold.

Why Are My Cat’s Gums Red at the Edge?
Red gums at the margin usually mean gingivitis, and left alone it can deepen into stomatitisโbad breath, drooling, mouth ulcers, and pain that stops a cat from eating. Catch it early with diet changes and oral care; severe cases may need a full extraction.

Why Your Cat Has Bad Breath
Cat bad breath usually traces to dental caries from soft food, mouth infections, poor digestion, or a vitamin B shortage. Brush the teeth, ease the gut with probiotics, and add B vitamins, and see a vet when the cause is unclear.