Posted: Fri Oct 05, 2007 12:57 pm Post subject: A covering third eye lid and pupils dilated differently
This past Saturday we noticed our pure bred 6 month old female yellow lab having her third eye lid close on her left eye. Her right eye looked fine at the time. She wasn't in any pain and kept playing with her toys like normal. After 5-10 minutes, the third eye lid would go down and she'd look like normal. Another 5 minutes goes by and the third eye lid is acting up again. Shortly after her left eye began closing, her right eye did the same thing.
We took her to the emergency animal clinic but on the way there her eyes went back to normal. The doctor didn't see any scratches or debris in her eyes. She prescribed an eye ointment, eye drops, and two types of pills (a steroid and antibiotic).
Ever since that night her third eye lid hasn't tried to close on her, but her pupils seem to be dilated differently in both eyes occassionally. Sometimes during the day, her pupils look the same, but other times, one pupil is large while the other one is small. This happens between both eyes.
What could be the cause? She continues to act fine. Plays like normal and fetches with no problem. Any help would be appreciated.
Hi and welcome to LF, I think if I were you I`d try to get pics of when Bella`s third eyelid closes and the differences in her pupils and take those to the vet to see
We have an appointment Saturday morning at 11:15. I just hope our family vet can diagnose the problem rather than saying they don't know and suggest me to a specialist. I'd rather go straight to a specialist if that was the case. Cut out the middle man...
After doing a little bit of reading, Horner's Syndrome would make sense except for the fact that the eye that had the problem with the third eye lid has the largest pupil.
If the eyes are exposed to light, the pupil should be small, correct? Her left eye should be as small as her right eye's pupil, right?
Just been reading up on this and it sounds very similar to what my Finlay's eyes go like. but I must admit his eyes dont dilate like that and it happens only every few months. I went to my vet and he couldnt explain it either because as per usual, the moment you step in to a vets, all is normal!
Here is what I read:
Horner's Syndrome is a syndrome which involves damage to the sympathetic system controlling one of the eyes. Signs of Horner's syndrome may include constricted pupil, elevation of the third eyelid, retraction of the eyeball into the head, slight drooping of the eyelid, and an increased pink color and warmth of the nose and ear on the affected side.
Damage to the sympathetic system may occur in the eye area, ear area or neck area from trauma, abnormal blood clot, middle ear infection, tumor, or disease of the eye. Special eye drops may be used to help diagnose Horner's syndrome and determine whether the first or second nerve segment is involved. Most cases of Horner's syndrome involve the second nerve segment. Chest radiographs may also be used to rule out the possibility of cancer.
Horner's syndrome is not painful and does not interfere with vision. Often times, treatment is not necessary, particularly in cases involving the second nerve segment, and the syndrome is allowed to clear up on its own. This typically occurs within six to eight weeks. Other action may be required in cases involving the first nerve segment if there are problems in the chest or spinal cord. Phenylephrine eye drops can be prescribed for cosmetic purposes.
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