The reason why a cat’s eyes are one big or one small may be caused by genetic problems, inflammation, foreign body stimulation, trauma, or eye diseases. If a cat’s eyes have been one big and one small since childhood, it is probably caused by a genetic problem, which is normal. However, if the problem of the cat's eyes being larger and smaller appears suddenly, accompanied by other abnormal symptoms, you need to carefully check whether there is any foreign matter in the cat's eyes, and consult a pet doctor in time to see what the specific cause is, and then Take targeted treatment measures to avoid worsening of the condition.

1. Genetic issues

If a cat’s eyes have been one big and one small since childhood, it is basically caused by genes. This is normal and the owner does not need to worry too much.

2. Getting angry

If the cat’s usual diet is relatively dry, such as feeding the cat a single dry cat food for a long time or feeding too many snacks, and the cat does not like to drink water. , it will lead to a lack of vitamins, fiber and water in the cat's body, and the cat will get angry, resulting in eyes that are one big and one small, and shed tears. In this regard, it is necessary to adjust the cat's diet in time. It is best to keep it light. Do not feed the cat high-salt and high-oil foods, and give the cat more water.

3. Foreign body irritation

If dust, hair, dust and other foreign bodies accidentally enter the cat's eyes, if they are not cleaned up in time, it will cause eye inflammation, redness and swelling, resulting in a big eye. A small case. If this is the case, you must carefully check whether there are any foreign objects in the cat's eyes. If so, the foreign objects in the cat's eyes must be cleaned in time and treated with anti-inflammatory treatments.

4. Caused by trauma

Most cats are lively and active. If their eyes are accidentally stabbed during activities, or their eyes are scratched by fighting with other cats, The eyes may be injured, red and swollen, and the eyes may become larger and smaller. In this regard, if it is found that the cat's eyes have obvious trauma, it needs to be debrided in time and anti-inflammatory eye drops should be used.

5. Eye diseases

If the above conditions are ruled out, then consider that the cat’s eyes are inflamed due to eye diseases, resulting in eyes that are larger and smaller. Case. For example, common conjunctivitis will not only cause the cat's eyes to be red and congested, but also cause the cat to have increased eye secretions, tearing, and flushing of the conjunctiva. Therefore, when owners find the above abnormalities in their cats’ eyes, they need to consult a pet doctor promptly to find out what is the specific cause, and then treat them accordingly.treatment.