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Section: Information In-depth
Squinting and photophobia can affect one or both eyes simultaneously. Sometimes both eyes are squinty even if only one eye is painful. However, the squinting is usually more dramatic in the diseased eye. It is important to monitor pets closely for subtle behavioral changes since it is instinctual for many animals to withdraw and become more reclusive when they are experiencing eye pain or discomfort.Numerous ophthalmic diseases result in eye pain. Diseases involving the eyelids, cornea, conjunctiva, iris and front chamber of the eye, and the orbit result in the most overt signs of eye pain. A thorough ophthalmic and physical examination is necessary to determine which diagnostic tests are needed to determine the cause of the pain.In younger animals, ocular trauma, inherited or congenital diseases, and infections are common causes of eye pain.
Ocular trauma is the result of blunt, piercing, pointed or jagged objects inflicted directly to the eye, including cat claw injuries, thorns, branches, writing instruments, or small airborne objects. Ocular...
Corneal epithelium is constantly being lost and replaced, and its health and thickness depend on a delicate balance between cell loss and regeneration. Corneal ulcers represent either excessive loss or...
Inside the normal eye there is constant production and drainage of a watery fluid. When a problem with the drainage of the fluid occurs, the pressure inside of the eye can increase. High pressure causes...
Anterior uveitis is inflammation that affects the front part of the eye. The iris, which is the colored portion of the eye, is typically involved, and common causes include immmune diseases, infections...
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