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 1–24 of 69 articles found

🐀Rat HealthAug 7, 2026

👁️Eyes & Ears

Rat Head Tilt: What It Means and What to Do

A head tilt in a pet rat points first to middle- or inner-ear infection — the branch that responds to treatment, though a case series in companion rats found intracranial spread was not rare. A pituitary tumour is the other differential, and it can cause balance signs too. The two are separated at the vet with an ear exam and imaging, not by watching your rat at home.

🐟Fish HealthJul 26, 2026

👁️Eyes & Ears

Betta Popeye (Exophthalmia): Causes, Treatment, and Recovery

One or both of your betta's eyes suddenly bulging is popeye — a sign, not a disease on its own. Here's what causes it, why clean water is the real cure, and when to call an aquatic vet.

🐕Dog HealthJun 30, 2026

👁️Eyes & Ears

Aural Hematoma in Dogs: Signs, Causes, and When to See a Vet

A blood-filled swelling on a dog's ear flap, usually from head-shaking due to an ear infection or allergy.

🐰Rabbit HealthJun 30, 2026

👁️Eyes & Ears

Corneal Ulcers in Rabbits: Signs, Causes, and When to See a Vet

Why rabbits get corneal ulcers, the signs to watch for (squinting, cloudy eye), and when it's urgent enough for an ER visit.

🐈Cat HealthJun 29, 2026

👁️Eyes & Ears

Cat Nasopharyngeal Polyp: Snoring and Breathing Signs Explained

A cat nasopharyngeal polyp causes stertor, nasal discharge, and head tilt. Learn the signs, how CT guides treatment, and why prednisolone after traction pr

🐈Cat HealthJun 28, 2026

👁️Eyes & Ears

Cat Conjunctivitis and Eye Discharge: Signs and Treatment

Cat eye discharge is usually from herpesvirus or bacteria, not allergies. Learn the causes, treatments, and warning signs of corneal damage.

🐈Cat HealthJun 26, 2026

👁️Eyes & Ears

Cat Corneal Sequestrum: Dark Eye Plaque Signs and Surgery

A corneal sequestrum is a dark brown plaque of dead tissue unique to cats. Learn the signs, which breeds are at risk, and surgical treatment options.

🦜Bird HealthJun 24, 2026

👁️Eyes & Ears

Cockatiel Conjunctivitis: Eye Swelling and Discharge Signs

Cockatiel conjunctivitis causes red, swollen eyes, discharge, and excessive blinking. Learn the causes — including vitamin A deficiency — and when to see a

🐈Cat HealthJun 23, 2026

👁️Eyes & Ears

Feline Aural Polyps: Ear Signs and Treatment Options

Feline inflammatory aural polyps cause chronic ear discharge, head shaking, and sometimes Horner's syndrome. Learn the signs, diagnosis steps, and treatmen

🐰Rabbit HealthJun 21, 2026

👁️Eyes & Ears

Rabbit Ear Abscess: Signs, Treatment, and What to Expect

Rabbit ear abscesses contain thick caseous pus and usually need surgery. Learn the signs, causes, and treatment options for aural abscess in rabbits.

🐹Guinea Pig HealthJun 19, 2026

👁️Eyes & Ears

Guinea Pig Eye Discharge: Normal vs. Worrying Signs

A milky eye secretion is normal in guinea pigs, but persistent or one-sided discharge often signals dental disease, bacterial infection, or vitamin C defic

🐕Dog HealthJun 18, 2026

👁️Eyes & Ears

Dog Red Eye: Conjunctivitis Signs & When to Call the Vet

A red eye in a dog can signal conjunctivitis, glaucoma, uveitis, or dry eye. Learn to distinguish causes, which need ER care, and treatment costs in the US

🐈Cat HealthJun 18, 2026

👁️Eyes & Ears

Cat Retinal Degeneration: Signs, Causes & Care

Retinal degeneration in cats from hypertension or taurine deficiency can cause sudden blindness. Learn early signs, treatable causes, costs, and how to ada

🐹Hamster HealthJun 17, 2026

👁️Eyes & Ears

Cataracts in Hamsters: Signs, Diabetes Link & Home Care

Cataracts are very common in older hamsters and those with diabetes. Learn signs, when they indicate diabetes, home adaptation tips, and vet costs.

🐈Cat HealthJun 16, 2026

👁️Eyes & Ears

Horner's Syndrome in Cats: Signs, Causes & Diagnosis

Horner's syndrome in cats — drooping eyelid, sunken eye, small pupil, raised third eyelid — points to sympathetic nerve disruption. Causes range from ear i

🐹Guinea Pig HealthJun 16, 2026

👁️Eyes & Ears

Conjunctivitis in Guinea Pigs: Signs, Causes & Treatment

Guinea pig conjunctivitis can result from bacterial infection, vitamin C deficiency, dental root abscess, or Chlamydia caviae. A weeping eye not clearing i

🐹Hamster HealthJun 16, 2026

👁️Eyes & Ears

Vestibular Disease in Hamsters: Head Tilt & Rolling Causes

A hamster with sudden head tilt, rolling, or circling has vestibular disease — most often from a middle ear infection. Learn how to distinguish ear disease

🦎Reptile HealthJun 15, 2026

👁️Eyes & Ears

Leopard Gecko Eye Problems: Infection, Retained Shed & Treatment

Closed eyes, discharge, and swelling in leopard geckos signal infection, retained shed, or abscess. Learn home care limits and when the vet is needed.

🐈Cat HealthJun 14, 2026

👁️Eyes & Ears

Cat Vestibular Disease: Signs, Causes & When to Worry

Sudden head tilt and rolling in cats often signals vestibular disease. Learn signs, peripheral vs central differences, costs, and when it is an emergency.

🐹Hamster HealthJun 14, 2026

👁️Eyes & Ears

Hamster Wry Neck (Torticollis): Causes & What to Do

Wry neck in hamsters causes head tilt, rolling, and balance loss from ear infection or stroke. Learn signs, treatable causes, costs, and home care.

🐈Cat HealthJun 13, 2026

👁️Eyes & Ears

Green Eye Discharge in Cats: Causes & When It's Urgent

Green eye discharge in cats signals bacterial or viral infection. Learn the causes, what home care can and can't do, and when to see the vet urgently.

🐕Dog HealthJun 12, 2026

👁️Eyes & Ears

Dog Corneal Ulcer: Signs, Treatment & When It's an Emergency

Corneal ulcers in dogs are painful and can perforate within days without treatment. Learn signs, breeds at risk, and how much treatment costs.

🐰Rabbit HealthJun 11, 2026

👁️Eyes & Ears

Rabbit Head Tilt (Vestibular Disease): Signs & Care

Rabbit head tilt signals vestibular disease from E. cuniculi or ear infection. Learn the signs, treatment, recovery, and costs.

🐹Hamster HealthJun 11, 2026

👁️Eyes & Ears

Hamster Eye Problems & Glaucoma: Signs and Care

Hamster eye problems include glaucoma, bulging, and infection. Learn the signs, causes, treatment, and when to see an exotic vet.