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Eyelid Problems - Ectropion

dog with ectropionEctropion is an out-turning of the lower eyelid. It is the opposite of entropion where the eyelids roll inwards. 

What is the cause of ectropion?

In some breeds it appears to be hereditary. It occurs most frequently in Spaniels, Bloodhounds, St Bernards and Newfoundlands although many other breeds can be affected.

Why does it cause a problem?

Ectropion allows the conjunctiva, the delicate lining of the eyelids, to be exposed to the atmosphere leading to recurrent infection and irritation. Because of the drooping nature of the eyelids there is over-spill of tears which in any case are plentiful due to the constant irritation. As a result, the dog always appears to have a wet eye.

What is the treatment?

Treatment involves surgery to restore the normal contour of the eyelid.

Will this involve referral to a specialist?

Depending on the severity of the condition it may be necessary to arrange referral to an ophthalmic specialist.

Does surgery result in a permanent cure?

In specialist hands surgery is usually extremely successful.

Should affected stock be bred from?

Since in some breeds, e.g. Spaniels, Bloodhounds, St Bernards etc. the condition is very common it is obviously prudent not to breed from stock which has had to undergo surgery for the condition.

© Copyright 2025 LifeLearn Inc. Used and/or modified with permission under license. This content written by LifeLearn Animal Health (LifeLearn Inc.) is licensed to this practice for the personal use of our clients. Any copying, printing or further distribution is prohibited without the express written consent of LifeLearn. This content does not contain all available information for any referenced medications and has not been reviewed by the FDA Center for Veterinary Medicine, or Health Canada Veterinary Drugs Directorate. This content may help answer commonly asked questions, but is not a substitute for medical advice, or a proper consultation and/or clinical examination of your pet by a veterinarian. Please contact your veterinarian if you have any questions or concerns about your pet’s health. Last updated on Nov 10, 2016.