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what does it mean when one eye is dilated

A 37-year-old member asked:
Dr. Tim Conrad
33 years experience Ophthalmology
See a doctor: A dilated eye is not normal. You should see an ophthalmologist promptly.

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A 23-year-old female asked:
Dr. Daniel Schainholz
33 years experience Ophthalmology
Cyclical Migraine?: Partial or total ophthalmoplegia of the third cranial nerve, the oculomotor nerve, can occur during cyclic migraine. This may include pupillary dilati ... Read More
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A 39-year-old member asked:
Dr. Richard Bensinger
51 years experience Ophthalmology
Open the pupil: Dilation occurs naturally in less well lit places. It can be artificially induced by a drug called tropicamide which is the common one that ophthalmo ... Read More
A 39-year-old member asked:
Dr. Tim Conrad
33 years experience Ophthalmology
Possibly: All physicians are aware that a single dilated eye precedes death in a number of brain conditions. There are also a number of less lethal conditions ... Read More
A 58-year-old female asked:
Dr. Stan Coleman
62 years experience Ophthalmology
Rpe: Retinal pigment epithelium is the pigmented layer of the retina.It can be thickened in the very young and is considered congenital. It also can occur ... Read More
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A 31-year-old member asked:
Dr. Richard Bensinger
51 years experience Ophthalmology
Minor: Dilation involves the application of eyedrops for that purpose that might sting a little for 3-5 seconds, but after that there is no discomfort. You ... Read More
A 48-year-old member asked:
Dr. Tim Conrad
33 years experience Ophthalmology
Yes: The control of the pupil arises from the brain and is simultaneous, equal and bilateral. The presence of a cataract in one eye does not change this.
A 48-year-old member asked:
Dr. William Goldstein
30 years experience Ophthalmology
New problem?: If this difference in pupil size is new, it must be checked out by a doctor. An eye that is inflamed can have an abnormal pupil size. On the other han ... Read More
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A 41-year-old member asked:
Dr. Tim Conrad
33 years experience Ophthalmology
Pupil size: Varies from person to person and gets smaller as one ages. Some people have naturally large pupils.
A 14-year-old male asked:
Dr. Richard Bensinger
51 years experience Ophthalmology
Common: This depends upon the amount of the drop that was absorbed, and the internal biochemical neutralizing that the eye accomplishes. Wait 12-24 hours to ... Read More

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