![]() Now I am not sure I can see a difference. I called our vet who suggested we keep monitoring him and talk to them again on Monday. This morning the pupils were still just a bit different. She said that this can sometimes trigger anisocoria by triggering or disturbing an ear infection. We were going over the possibilities, including a possible fall while trying to jump to the top of the book case, when the vet noticed that his ears were cleaned. They just manually checked that the eye pressures seemed the same and in the range expected. They had not identified any abnormalities at all, including any neurological symptoms. Because the eyes are so closely connected to the brain, often damage and injury of this area affect both parts of the body. Diseases can be found within the iris tissue and scar tissue can build up in the eye, resulting in anisocoria. Uveitis is a type of inflammation of the eye that affects the smaller of the two pupils. They examined him and the vet came and talked to us for a long time. Why Are My Cats Pupils Different Sizes NOVA Cat Clinic Arlington, VA Why Are My Cats Pupils Different Sizes Unequal pupils could be a sign of Feline Glaucoma, Anisocoria, or Horners Disease Learn More. Causes of Unequal Pupil Size in Cats Unequal pupils can be caused by both neurological (brain or nerves) and ocular (eye) issues. Anisocoria can be caused by several things, but the most common cause of unequal pupil size in cats is anterior uveitis. Ziggy's pupils by this time were almost back to the same size, but not quite. They advised taking him in to an emergency clinic immediately, which we did. He also seemed to be able to at least see motion in both eyes. He seemed fine otherwise, and did not seem to notice, except possibly for a reluctance to look at the bright ceiling light. Almost immediately, I noticed that his left pupil was just a slit and his right was almost fully dilated. And Ziggy jumped to the top of a bookcase from the coffee table for the first timeĬarolyn went to bed, and around midnight I went to see Ziggy. Longest walk yet on leash in the back yard Short crated introductions to Oni and Jax A vet visit for vaccines and checkup, including nail trim and ear cleaning The skin in affected areas can also become thickened, scaly and covered with crusts. Paediatric pupils were larger than adult pupils (right pupil 5.53 vs 4. Results: Median right and left pupil sizes were 5.01 ± 0.85 mm and 5.12 ± 0.87 mm, respectively, with a range between 3.69 and 7.34 mm. Mite infestations can make cats so itchy that they scratch to the point of self-mutilation. Median, minimum and maximum pupil sizes were documented and the results were adjudicated for age, vasopressor use and temperature. We had a big day yesterday that included: When your kitty has two differently sized pupils, this is called anisocoria. Some types of mange mites, like Notoedres cati, seem to prefer to live on the skin around the head and ears of cats. I'd be very interested if anyone has a similar experience or any advice. We had a big scare last night, but it seems to be resolving.
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