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Anisocoria is composed of a prefix, root, and suffix: Prefix: aniso-from the Greek language (meaning unequal), which in turn comes from an: meaning not and iso meaning equal; Root: cor, from the Greek word korē meaning pupil of the eye; Suffix: -ia, which is a Latin suffix meaning a disease or a pathological or abnormal condition
Particular medications can result in MRONJ, a serious but uncommon side effect in certain individuals. Such medications are frequently used to treat diseases that cause bone resorption such as osteoporosis, or to treat cancer. The main groups of drugs involved are anti-resorptive drugs, and anti-angiogenic drugs.
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.
Toggle Causes subsection. 1.1 Age. 1.2 Diseases. ... Anisocoria is the condition of one pupil being more dilated than ... Some cancer chemotherapy drugs, including ...
Oculogyric crisis (OGC) is a rare sudden, paroxysmal, dystonic reaction that may manifest in response to specific drugs, particularly neuroleptics, or medical conditions, such as movement disorders. This neurological phenomenon is characterized by a sustained dystonic, conjugate , involuntary upward deviation of both eyes lasting seconds to hours.
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.
The signs and symptoms of DIAM are similar to infectious meningitis including but not limited to headache, fever, neck stiffness, altered mental status and other neurological deficits such as numbness, paresthesias, seizure or weakness. Notably, the patient will have had recent exposure to one of the causative medications. [2] [3]
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).