The most common cause in cats with both eyelids elevated seems to be gastrointestinal in nature, such as gastrointestinal parasites (especially Tapeworms as being the most likely causing agent).
Why is my cat's third eye constantly showing?
Third Eyelids Are Visible: When a cat is waking or sleepy the third eyelids (or nictitating membranes) may be visible. But when alert and awake they are normally retracted and not evident. Persistent protrusion of the third eyelid can be caused by problems of the eye(s) or nervous system.
What causes third eyelid protrusion in cats?
The protrusion of the third eyelid in cats typically occurs from a weakness in the fibers that attach the third eyelid to the inside of the globe. There are other conditions including the cartilage of the eyelid rolling out, or third eyelid mass that could look similar in appearance to cherry eye.
Should I be worried if my cat's third eyelid is showing?
What Should You Do If You See Your Cat's Third Eyelid? If you see any part of one or more of your cat's third eyelids, you should bring her into the veterinarian for an exam. When one third eyelid is showing and the other is not, that eye might be experiencing an issue.
What do I do if my cat's third eyelid is showing?
Occasionally eye injuries will be accompanied by a third eyelid protrusion. Cats have a third eyelid to protect their cornea and typically it's not visible. When an injury or illness to the eye occurs, the third eye lid protrudes and appears swollen. If you see your cat's third eyelid, contact your vet right away.
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