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Anisocoria is a common condition, defined by a diameter difference of 0.4 mm or more between the sizes of the pupils of the eyes. [2] Anisocoria has various causes: [3] Physiological anisocoria: About 20% of the population has a slight
Anisocoria is the condition of one pupil being more dilated than the other. Causes ... a sign of altered level of consciousness caused by the sedative effect of the drug.
Anisocoria caused by tropicamide instilled into the subject's right eye only. Tropicamide is an antimuscarinic drug that produces short acting mydriasis (dilation of the pupil) and cycloplegia [7] when applied as eye drops. It is used to allow better examination of the lens, vitreous humor, and retina.
The main characteristic that distinguishes physiological anisocoria is an increase of pupil size with lower light or reduced illumination, such that the pupils differ in size between the two eyes. At any given eye examination, up to 41% of healthy patients can show an anisocoria of 0.4 mm or more at one time or another.
Mechanical anisocoria refers to anisocoria, a common eye condition in which the two pupils differ in size, that is the result of damage to the iris dilator muscle, which may be caused by trauma, angle-closure glaucoma, surgery such as cataract removal, or uveitis (inflammation of the eye).
Allergy medications may cause brain damage, increase dementia risk because of course they can, everything can. Alex Lasker. Updated July 14, 2016 at 7:50 PM.
Non-physiological causes of mydriasis include disease, trauma, or the use of certain types of drugs. It may also be of unknown cause. It may also be of unknown cause. Normally, as part of the pupillary light reflex , the pupil dilates in the dark and constricts in the light to respectively improve vividity at night and to protect the retina ...
There are several causes of toxic optic neuropathy. [1] Among these are: ingestion of methanol (wood alcohol), ethylene glycol (automotive antifreeze), disulfiram (used to treat chronic alcoholism), halogenated hydroquinolones (amebicidal medications), ethambutol and isoniazid (tuberculosis treatment), and antibiotics such as linezolid and chloramphenicol as well as chloroquine and the related ...