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Eyewear
Eyeglasses, goggles or other objects worn over the eyes, usually to aid vision or for protective purposes.
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prism
Health care; Optometry
In optics, a lens that can have precise geometric configurations enabling light to be bent or reflected in certain ways. A prism also can split white light into different wave ...
fixation
Health care; Optometry
In terms of vision, the eye's ability to maintain gaze upon an object.
optician
Health care; Optometry
In the United States, opticians are not doctors, but in some states they must complete training and be licensed. And in some states they can, after special training, become ...
parinaud dorsal midbrain syndrome
Health care; Optometry
Inability to look up, typically associated with a brain lesion, characterized by nystagmus and pupil unresponsiveness to light. Causes include hydrocephalus ("water on the ...
toxocariasis
Health care; Optometry
Infection caused by Toxocara worms, which are typically found in cat and dog intestines. The form found in the eyes, ocular larva migrans, can cause vision loss.
canaliculitis
Health care; Optometry
Inflammation of a tear duct (or ducts), caused by a bacterial infection. Symptoms of this disorder include discharge, a red or pink eye and a swollen upper or lower eyelid near ...
Sub-categories
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- Contact lenses (3070)
- Eye surgery (2811)
- Glasses (802)
- Optometry (16172)
- Sunglasses (524)