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Fixed, unilateral mydriasis could be a symptom of raised intracranial pressure. The opposite, constriction of the pupil, is referred to as miosis. Both mydriasis and miosis can be physiological. Anisocoria is the condition of one pupil being more dilated than the other.
prefix: aniso-from the Greek language (meaning: unequal), which in turn comes from an: meaning not and iso: meaning equal; the root word: cor, from the Greek word "korē" meaning: pupil of the eye-ia, which is a Latin suffix meaning: disease; pathological or abnormal condition; Thus, anisocoria means the condition of unequal pupil(s).
The pupil is a hole located in the center of the iris of the eye that allows light to strike the retina. [1] It appears black because light rays entering the pupil are either absorbed by the tissues inside the eye directly, or absorbed after diffuse reflections within the eye that mostly miss exiting the narrow pupil.
A contracted pupil during sleep may be an indication the brain is replaying new memories while a dilated one may hint at older memories being relived, a new study suggests. The study, published in ...
The pupil of the human eye can range in size from 2 mm to over 8 mm to adapt to the environment The human eye can detect a luminance from 10 −6 cd/m 2 , or one millionth (0.000001) of a candela per square meter to 10 8 cd/m 2 or one hundred million (100,000,000) candelas per square meter.
Acute angle closure glaucoma may further present with corneal edema, engorged conjunctival vessels and a fixed and dilated pupil on examination. [22] Opaque specks may occur in the lens in glaucoma, known as glaukomflecken. [23] The word is German, meaning "glaucoma-specks".
That doesn’t mean you should steer clear of the doctor if your cough is dragging on that long, but it does mean you could be dealing with an annoying cough for a while, even if you don’t have ...
Unlike a savings account, CD rates are fixed, meaning they won’t change over the life of your term. Minimum deposit. While you can find CDs without minimum starting deposits, some CDs require ...