How to detect if a dog has vision problems

Heart disease, kidney or liver disorders, or some diseases of the rest of the body can cause blindness in dogs as one of their signs

We are not always enough attentive to changes in the behavior of our dog Y if vision loss has been gradual, it may take some time before we realize there is a problem.

the dog is a olfactory animal by nature and when it becomes blind or visually impaired, it memorizes the location of objects by smell and household furniture wandering among them without showing the slightest difficulty.

this conduct delay detection of blindness or decreased vision. Early detection is essential, as An early diagnosis and early treatment will allow a better prognosis and management to improve the quality of life of the animal.

Cataracts are evidenced by the cloudy appearance of the lens of the dog's eye that prevents light from fully reaching the retina.
Cataracts are evidenced by the cloudy appearance of the lens of the dog’s eye that prevents light from fully reaching the retina.

The most prominent signs of vision loss and its collateral phenomena are:

1- scratch your eyes they may be swollen or inflamed.

two- Opacity In the eyes.

3- bumping into objects, anxiety or hesitation in new places.

4- Refuse to go up or down stairsor to jump on the bed or the armchairs.

5- Feeling of confusion or fear in situations that long ago were familiar and did not provoke this behavior.

Among the most frequent vision pathologies are cataracts, which, caused by multiple factors, including old age (iStock)
Among the most frequent vision pathologies are cataracts, which, caused by multiple factors, including old age (iStock)

Before the appearance of any of them the immediate step is specialized veterinary consultation. In dogs, the The natural aging process can include vision loss, which can culminate in total blindness.

A dog’s vision can be affected due to hereditary reasons, illness or injury. Sometimes blindness could be just one more sign of the main global problem.

The heart disease, kidney or liver disorders, or some diseases of the rest of the body can cause blindness in dogs as one of its signs.

If vision loss has been gradual, it may take some time before we realize there is a problem
If vision loss has been gradual, it may take some time before we realize there is a problem

Among pathologies of vision Cataracts are more common which, caused by multiple factors, including old age, are evidenced by the cloudy appearance of the lens of the eye of the dog that prevents light from fully reaching the retina.

An accurate and early diagnosis by a specialist will determine a clear detection and differentiation that will allow a successful surgery to preserve the animal’s sight.

The glaucoma, that is, the increase in Intraocular pressure, It is a very painful condition that can be treated with better results if there is early detection.

The Symptoms of glaucoma in dogs include yellow or green discharge from the eyes, permanently dilated pupils, bloodshot eyes, a delayed reaction to bright light, and changes in mood from pain. Untreated glaucoma leads inexorably to partial or total blindness.

Early detection of the signs that show visual loss will allow a better resolution of the problem (Getty Images)
Early detection of the signs that show visual loss will allow a better resolution of the problem (Getty Images)

Between the genetic diseases highlights the congenital progressive retinal atrophy which is an inherited condition that can be difficult to detect early due to its slow progression, which makes the dog adapt to its visual impairment. It causes a progressive deterioration of the retina, which eventually leads to total blindness in both eyes.

A pathology similar to the previous one is sudden retinal degeneration syndromewith the difference that visual impairment develops very quickly Y total blindness appears in days or weeks, which makes it difficult for the animal to adapt to the new situation.

Among the genetic diseases, congenital progressive retinal atrophy stands out (Stray Aid / Dorans Photography)
Among the genetic diseases, congenital progressive retinal atrophy stands out (Stray Aid / Dorans Photography)

The obvious conclusion from all of the above is that early detection of the signs that show visual loss will allow a better resolution of the problem with the subsequent improvement of the quality of life of the animal.

*Prof. Dr. Juan Enrique Romero @drromerook is a veterinarian. Specialist in University Education. Master in Psychoimmunoneuroendocrinology. Former Director of the School Hospital for Small Animals (UNLPam). University Professor in several Argentine universities. International speaker.

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