Symptoms of blocked tear ducts in dogs

1. Tears overflow from one or both sides of the dog's eyelid margins, and traces of brown tears or sticky secretions can be seen under the inner corners of the eyes.
2. Because this part of the skin is soaked with tears for a long time, eczema may occur.

Causes of blocked tear ducts in dogs

1. Congenital tear duct atresia is often caused by atresia of the tear duct or conjunctival wrinkles covering the tear duct.
2. Acquired condition is seen when foreign objects such as falling eyelashes and sand particles fall into the tear duct, and trauma and inflammation cause swelling or shedding of the luminal mucosa.
3. In other dog breeds with larger eyeballs, such as Pekingese dogs, Maltese dogs, etc., the tear hole or canaliculus is compressed by the eyeball, and the tears cannot be excreted into the nasolacrimal duct, and unilateral or bilateral symptoms may also occur. shed tears.

Treatment of dog tear duct obstruction

1. For congenital punctal atresia that causes epiphora in dogs, punctal reconstruction surgery can be performed.
2. In order to eliminate foreign bodies or inflammatory products that may exist in the dog's tear duct, use saline containing penicillin for strong tear duct irrigation.
3. For stubborn lacrimal duct stenosis or obstruction, nasolacrimal duct intubation can be performed to permanently expand the narrow part of the lacrimal duct. If the tumor is compressed by the tumor, the tumor must be removed.