Early symptoms of cataract in dogs

1. There are no obvious symptoms of cataract in the early stage. Owners generally do not notice that their dogs have poor eyesight. However, as the disease progresses, the dog's eyes begin to become blurry. Sometimes the dog's eyeballs are obviously not bright, become cloudy, and sometimes have obvious white spots.

2. The initial symptoms are opacity of the lens and capsule, which develop slowly and will not affect the dog’s vision and light reflection. As the disease progresses, the cloudy area of ​​the lens expands to the point of complete opacity, from sensitivity to light reflection to blur, and the dog's vision begins to deteriorate until he becomes blind.

Catalact causes

1. Congenital cataract in dogs: It begins in the embryonic period. Due to abnormal development of the lens and its capsule in the mother's body, it appears inward after birth. barrier.

2. Traumatic cataract in dogs: Due to various mechanical injuries (such as corneal penetration), the nutrition of the lens and its lens capsule is impaired.

3. Secondary cataract in dogs: secondary to other eye diseases and systemic diseases, such as iritis, uveitis, diabetes, etc.

4. Canine senile cataract: It is a degenerative change of the lens, mainly seen in dogs aged 8-12 years old.