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Dilated fundus examination (DFE) is a diagnostic procedure that uses mydriatic eye drops to dilate or enlarge the pupil in order to obtain a better view of the fundus of the eye. [1] Once the pupil is dilated, examiners use ophthalmoscopy to view the eye's interior, which makes it easier to assess the retina , optic nerve head , blood vessels ...
Mydriasis is the dilation of the pupil, usually having a non-physiological cause, [3] or sometimes a physiological pupillary response. [4] Non-physiological causes of mydriasis include disease, trauma, or the use of certain types of drugs.
The latency of pupillary response (the time in which it takes to occur) increases with age. [16] In ophthalmology, intensive studies of pupillary response are conducted via videopupillometry. [17] Anisocoria is the condition of one pupil being more dilated than the other.
People with lighter eyes also consume significantly more alcohol, as darker eyed people require less alcohol to become intoxicated. The reason boils down to genes.
Linnaeus chose the species name bella-donna ("beautiful woman" in Italian) in reference to the cosmetic use of the plant during the Renaissance, when women were believed to have used the juice of the berries in eyedrops intended to dilate the pupils and make the eyes appear more seductive. [16] [4] [17] [18]
Adie syndrome, also known as Holmes–Adie syndrome, is a neurological disorder characterized by a tonically dilated pupil that reacts slowly to light but shows a more definite response to accommodation (i.e., light-near dissociation). [1]
But it wasn't a baby: It was a 20-pound ovarian cyst. At the time, however, Smith had no idea what was going on with her health, and she struggled to find doctors who could give her a straight answer.
It is unclear if use during pregnancy is safe for the fetus. [5] Tropicamide is in the antimuscarinic part of the anticholinergic family of medications. [3] It works by making the muscles within the eye unable to respond to nerve signals. [3] Tropicamide was approved for medical use in the United States in 1960. [3]