Pet Health Library

Guides to pet symptoms and conditions, cited to the veterinary literature — what's normal, what's not, and when to see a vet.

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Showing 49–72 of 87 articles found

🐕Dog HealthJun 5, 2026

👁️Eyes & Ears

Old Dog Vestibular Disease: Sudden Head Tilt and Wobble

A senior dog with a sudden head tilt, wobbling, and darting eyes is scary but often vestibular disease, not a stroke. Learn the signs and what mimics it.

🐹Guinea Pig HealthJun 5, 2026

👁️Eyes & Ears

Guinea Pig Pea Eye: That Swelling Under the Eye

Pea eye is a usually harmless bulge under a guinea pig's lower eyelid. Learn how to tell it from a serious eye problem and when it actually needs a vet.

🐕Dog HealthJun 4, 2026

👁️Eyes & Ears

Dog Dry Eye (KCS): Symptoms, Schirmer Test, Treatment

Dry eye in dogs is immune-mediated tear gland destruction causing chronic discharge and corneal damage. Twice-daily cyclosporine drops save vision.

🐕Dog HealthJun 2, 2026

👁️Eyes & Ears

Dog Glaucoma Symptoms: Red Painful Eye Emergency Signs

Dog glaucoma is a same-day emergency: a red, cloudy, painful eye with a fixed pupil. Here's what to look for and which breeds are at highest risk.

🐈Cat HealthJun 2, 2026

👁️Eyes & Ears

Cat Otitis Externa Signs: Mites, Polyps, and Ear Infections

Cat ear infections look different from dog ear infections. The top causes are ear mites, polyps, and allergic skin disease — here is what to look for at ho

🐹Guinea Pig HealthJun 2, 2026

👁️Eyes & Ears

Guinea Pig Conjunctivitis Causes: Eye Infections Explained

Guinea pig conjunctivitis is usually respiratory infection, hay foreign body, or vitamin C deficiency. Here is how to tell them apart and when to see the v

🐈Cat HealthJun 2, 2026

👁️Eyes & Ears

Cat Uveitis Causes: Why Half of Cases Are Systemic Disease

Cat uveitis is inflammation inside the eye, and roughly half of cases have a systemic cause like FIP, toxoplasmosis, FeLV, or lymphoma. Here is what to loo

🐰Rabbit HealthMay 31, 2026

👁️Eyes & Ears

Rabbit Aural Hematoma: Swollen Ear Flap Causes and Care

A sudden squishy swelling of a rabbit's ear flap is usually an aural hematoma — caused by ear mites or shaking, it needs vet care fast.

🐹Guinea Pig HealthMay 31, 2026

👁️Eyes & Ears

Guinea Pig Head Tilt (Torticollis): Causes and Recovery

A sudden head tilt in a guinea pig usually means an inner-ear infection or a stroke — both need same-day vet care to preserve recovery odds.

🐰Rabbit HealthMay 31, 2026

👁️Eyes & Ears

Rabbit Uveitis Signs: Cloudy Eye and What It Means

A cloudy, red, or squinting eye in a rabbit is often uveitis — frequently caused by E. cuniculi or Pasteurella, and always needs same-day exotic vet care.

🐕Dog HealthMay 30, 2026

👁️Eyes & Ears

Dog Vestibular Disease: Head Tilt, Wobbling, and Recovery

Sudden head tilt and stumbling in an older dog is scary but often not a stroke — it's usually vestibular disease, and most dogs recover.

🐈Cat HealthMay 30, 2026

👁️Eyes & Ears

Cat Glaucoma Symptoms: Signs Your Cat Is Going Blind

Glaucoma in cats is painful, vision-threatening, and sneakier than in dogs. Here are the early signs and why it's an emergency.

🐕Dog HealthMay 29, 2026

👁️Eyes & Ears

Dog Vestibular Syndrome: Sudden Head Tilt and Loss of Balance

Vestibular syndrome causes sudden head tilt, eye flicking, and stumbling in older dogs. Most cases look like a stroke but recover within weeks.

🐈Cat HealthMay 29, 2026

👁️Eyes & Ears

Cat Cherry Eye: Causes, Surgery Options, and Recovery

Cherry eye in cats is rare but causes a visible pink swelling at the inner corner. Learn surgical options and why removing the gland is the wrong call.

🐹Guinea Pig HealthMay 28, 2026

👁️Eyes & Ears

Guinea Pig Cataracts: Cloudy Eyes Causes and Care

A cloudy eye in a guinea pig can be a cataract, a corneal ulcer, or an infection — and each needs different care. Here's how to tell them apart.

🐹Guinea Pig HealthMay 28, 2026

👁️Eyes & Ears

Guinea Pig Stroke Signs: Recognizing a Neurological Emergency

Sudden head tilt, circling, or one-sided weakness in a guinea pig can be a stroke, an inner ear infection, or vitamin C deficiency — all of them urgent.

🐈Cat HealthMay 27, 2026

👁️Eyes & Ears

Cat Corneal Ulcer Signs: When an Eye Problem Becomes Urgent

Cat corneal ulcers show as squinting, watery eye, cloudy spots, and pawing at the face. They can perforate the eye within days. Here's what to do.

🐈Cat HealthMay 24, 2026

👁️Eyes & Ears

Cat Third Eyelid Showing: Causes and When to Worry

A visible third eyelid in a cat can mean illness, eye pain, or dehydration. Here is what it signals and when to call a vet.

🐹Hamster HealthMay 24, 2026

👁️Eyes & Ears

Hamster Eye Bulging: Causes, Proptosis, and Emergency Care

Hamster eye bulging can be proptosis from trauma, infection, abscess, or tumor. Here is how to handle this common exotic emergency.

🐰Rabbit HealthMay 24, 2026

👁️Eyes & Ears

Rabbit Cataracts: Signs, Causes, and Treatment Options

Rabbit cataracts can be congenital, age-related, or caused by E. cuniculi. Here is how to spot the cloudiness and what an exotic vet can do.

🐕Dog HealthMay 22, 2026

👁️Eyes & Ears

Dog Tear Stains: Causes, When They're Concerning, and How to Help

Reddish-brown tear stains under your dog's eyes can be cosmetic — or a sign of an underlying eye problem. Here's how to tell.

🦎Reptile HealthMay 20, 2026

👁️Eyes & Ears

Leopard Gecko Eye Infection: Signs, Causes, and Treatment

Leopard gecko eye infections can become serious quickly. Learn the signs, common causes including stuck shed, and when to see an exotic vet.

🦜Bird HealthMay 17, 2026

👁️Eyes & Ears

Budgie Eye Infection: Signs, Causes, and Treatment

A budgie with a swollen, watery, or crusty eye needs an avian vet. Learn to spot conjunctivitis, respiratory links, and when it signals a bigger problem.

🐹Guinea Pig HealthMay 17, 2026

👁️Eyes & Ears

Guinea Pig Ear Infection: Signs, Causes, and Treatment

Guinea pig ear infections cause head tilting, scratching, and balance problems. Learn to spot the signs early and why exotic vet care is essential.