Dog diseases
Eyes, ears and mouth
Eye and ear conditions, teeth and the mouth. This guide has 38 articles.

- Allergic conjunctivitis in dogsAllergic conjunctivitis can cause itchy, red, watery eyes in dogs. Learn which eye signs need urgent care and…
- Collie eye anomaly in dogs – CEACollie eye anomaly is an inherited eye development disorder that may cause no symptoms or impair vision.…
- Extra eyelashes in dogs – distichiasisExtra eyelashes may cause no symptoms or rub a dog's cornea. Learn about distichiasis assessment, treatment…
- Ectropion in dogs – outward-turning eyelidsEctropion exposes a dog's conjunctiva and can cause irritation. Learn about assessment of outward-turning…
- Entropion in dogs: an inward-turning eyelidEntropion turns a dog's eyelid inwards, making hairs rub the eye. Learn about symptoms, corneal damage,…
- Epulis in dogs – assessment and treatment of gum lumpsEpulis is a general term for a growth on a dog's gum. Learn why a biopsy is needed and how a benign fibroma…
- UrgentAnterior uveitis in dogs: symptoms, causes and treatmentAnterior uveitis is inflammation inside the front of the eye. Learn why your dog may squint, how vets examine…
- UrgentGlaucoma in dogs: symptoms and treatmentGlaucoma can cause eye pain and rapid sight loss in dogs. Learn the emergency signs, how eye pressure is…
- Tartar in dogs: removal and preventionTartar is hardened plaque on a dog's teeth and cannot be brushed away. Learn about professional cleaning,…
- Tooth root abscess in dogs: symptoms and treatmentA tooth root abscess can cause facial swelling or make your dog chew on one side. Learn how vets find and…
- Tooth pulp inflammation in dogsTooth pulp inflammation can follow a fracture or impact in dogs. Learn how vets detect damage and when…
- Broken teeth in dogs: symptoms and treatment optionsA broken tooth may need sealing, root canal treatment or extraction. Learn to recognise exposed pulp and why…
- Cataracts in dogs: symptoms, tests and treatmentCataracts cloud a dog's lens and can reduce vision. Learn about tests, diabetes-related cataracts, surgery…
- Cherry eye in dogs: symptoms, diagnosis and treatmentCherry eye appears as a red swelling at the inner corner of a dog's eye. Learn about tests, gland-preserving…
- Ear mites in dogs: symptoms, spread and treatmentEar mites can cause itchy ears, head shaking and dark discharge in dogs. Learn how vets confirm an…
- Dry eye in dogs: symptoms, tests and treatmentDry eye in dogs causes sticky discharge, redness and pain. Learn about tear testing, long-term treatment and…
- Hearing loss in dogs: signs, causes and treatmentHearing loss in dogs can be linked to age, ear infections or noise. Learn how it affects daily life and what…
- UrgentLens luxation in dogsLens luxation can cause pain and sudden sight loss in dogs. Learn which eye signs require emergency care and…
- Watery eyes in dogs: causes and treatmentWatery eyes in dogs can result from irritation or a blocked tear duct. Learn when an eye needs prompt…
- Meibomian gland inflammation in dogsMeibomian gland inflammation can cause a painful eyelid abscess or a pale lump. Learn when your dog's eye…
- Nuclear sclerosis in dogs – ageing changes in the lensNuclear sclerosis is an age-related increase in lens density. Learn how a greyish lens differs from cataracts…
- Nasal tumours in dogs: symptoms and treatmentA nasal tumour can cause persistent discharge, nosebleeds and a blocked nose in dogs. Learn how it is…
- UrgentNosebleeds in dogs: first aid, causes and testsA dog's nosebleed may come from a nasal injury or a blood clotting disorder. Learn what you can do…
- Ear infections in dogs: otitis externa symptoms and treatmentAn itchy, smelly or painful ear needs examination. Learn what causes otitis externa in dogs, how it is…
- Pannus in dogs – chronic superficial keratitisPannus clouds a dog's cornea and can impair vision. Learn about symptoms, the effects of UV light, eye…
- Periodontitis in dogs: disease of the tooth-supporting tissuesPeriodontitis damages the tissues supporting a dog's teeth. Learn about mouth pain, dental examinations,…
- Malocclusion in dogs: bite problems and treatmentBite problems in dogs can damage the palate or wear down teeth. Learn how vets assess malocclusion and when…
- Retained baby teeth in dogs: symptoms and treatmentRetained baby teeth can disrupt a puppy's bite. Learn when teeth change, why dental X-rays matter and how…
- Corneal dystrophy in dogs – symptoms and treatmentCorneal dystrophy may cause white deposits or widespread cloudiness in a dog's eye. Learn about its forms,…
- UrgentCorneal ulcers in dogs: damage to the eye's surfaceCorneal ulcers cause eye pain and squinting in dogs. Learn how superficial and deep ulcers differ and why…
- Keratitis in dogs: corneal inflammation and treatmentKeratitis can make a dog's eye cloudy or painful, or cause a dark patch on its surface. Learn when your dog…
- Conjunctivitis in dogs: a red, discharging eyeConjunctivitis causes redness, itching and eye discharge in dogs. Learn about finding the cause, treatment…
- Blepharitis in dogsBlepharitis can make a dog's eyelids red, swollen and itchy. Learn about common causes, urgent warning signs…
- Oral squamous cell carcinoma in dogsOral squamous cell carcinoma in dogs may appear as a bleeding lump or ulcer. Learn how vets investigate it…
- Salivary mucocoele in dogs – symptoms and treatmentA salivary mucocoele is saliva that has leaked into a dog's tissues. Learn about neck and mouth swelling,…
- Middle ear infection in dogs: symptoms and treatmentMiddle ear infection can cause pain, discharge and hearing loss in dogs. Learn how vets examine the middle…
- Progressive retinal atrophy in dogsProgressive retinal atrophy often affects a dog's night vision first. Learn how PRA is diagnosed and how to…
- Foreign body in a dog's ear – symptoms and removalPlant material trapped in a dog's ear can cause head shaking and pain. Learn how foreign bodies are assessed…
