Causes of tear stains in dogs

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Causes of tear stains in dogs

1. When in a new environment, the irritating substances in the air will make the dog feel uncomfortable, resulting in tears and secretions, and there will be traces of tears in the long run.

2. Eyelid entropion, eyelid entropion is a common eye disease in dogs, that is, the eyelashes are inserted into the eyes upside down. Pain, scratching, difficulty opening eyes, and tearing are usually present.

3. The nasolacrimal duct is blocked. The dog's tears are discharged through the nasolacrimal duct. For some reason, the nasolacrimal duct is infected, and the nasolacrimal duct will be blocked. Tears cannot be drained normally, and they will spill out at the corner of the eye, causing tear stains.

4. Lacrimal gland inflammation. When the lacrimal gland is infected, a large amount of abnormal eye secretions and tears will be discharged. The nasolacrimal duct cannot be combed and discharged, which will cause tears to flow out, and tear stains will form over time.

5. High oil and high salt, high oil and high salt in the diet is the main cause of severe tear marks in dogs. Therefore, when pet owners buy dog ​​food, they must pay attention to the salt content in dog food. Salt can be moderately aggressive, but you must not eat too much.

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