How to Recognize and Treat Common Canine Eye Issues

Common Canine Eye Issues

Dogs rely heavily on their sense of sight, making their eyes a crucial part of their well-being. However, just like humans, dogs can develop various eye issues that can cause discomfort and even impair their vision. Here are some of the most common canine eye issues and how to recognize and treat them.

How to Recognize and Treat Common Canine Eye Issues


Conjunctivitis, also known as pink eye, is a common eye problem in dogs. It is caused by inflammation of the conjunctiva, a thin membrane covering the sclera (white part of the eye) and the inner eyelids. Conjunctivitis can be caused by a variety of factors, including allergies, infections (bacterial or viral), irritants, and trauma. The symptoms of conjunctivitis include redness, discharge, swelling, itching, and increased tear production. Treatment depends on the underlying cause and may include topical or oral medications, eye drops or ointments, and hot compresses.


Cataracts are often associated with older dogs and can cause blurred vision or even blindness. They occur when the lens of the eye becomes cloudy or opaque, usually due to age or genetics. Although cataracts can develop slowly over time, they can also appear suddenly. Symptoms of cataracts may include cloudiness or whitening of the lens, difficulty seeing in low light, and bumping into objects. Treatment options for cataracts include surgery, which involves removing the affected lens and replacing it with an artificial one, or managing the symptoms with medication or changes in the home environment.

Corneal Ulcers

A corneal ulcer is a painful ulceration or erosion of the cornea, the transparent outer layer of the eye. It can be caused by trauma, bacterial or fungal infections, or even dry eye syndrome. The symptoms of a corneal ulcer include redness, discharge, squinting, sensitivity to light, and blurred vision. Treatment may include topical or oral antibiotics or antifungal medications, pain medication, and a protective collar to prevent further trauma to the eye. In severe cases, surgery may be necessary.


Glaucoma is a serious eye condition that can cause irreversible blindness if left untreated. It occurs when there is increased pressure within the eye, causing damage to the optic nerve. Glaucoma can be primary, meaning it is inherited, or secondary, meaning it is caused by another underlying condition. Symptoms of glaucoma include redness, squinting, cloudiness of the eye, and dilated pupils. Treatment for glaucoma can include medication to lower the pressure within the eye, surgery to alleviate the pressure, or a combination of both.


It is important to recognize and treat canine eye issues promptly to prevent their progression and maintain your dog's vision. If you notice any changes in your dog's eyes, such as redness, discharge, or cloudiness, contact your veterinarian for an examination. With proper treatment, many common canine eye issues can be managed effectively and improve your pet's quality of life.