Optometry

Optometry

A health care profession concerned with eyes and related structures, as well as vision, visual systems, and vision information processing in humans. The practice of eye and vision care.

Industry: Eyewear; Health care

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Optometry

Inflammation of the conjunctiva, characterised by a pink eye. The cause is either infectious or allergic, though the term "pink eye" is commonly used for any type of conjunctivitis. Other symptoms ...

Parinaud dorsal midbrain syndrome

Health care; Optometry

Inability to look up, typically associated with a brain lesion, characterised by nystagmus and pupil unresponsiveness to light. Causes include hydrocephalus ("water on the brain") and tumours of the ...

Episcleritis

Health care; Optometry

Inflammation of the episclera. The cause is usually unknown, but episcleritis may be associated with some systemic (e.g., autoimmune) diseases. Symptoms include a red or pink eye, eye pain or ...

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 the nose.

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 lengths and colors.

Keratitis

Health care; Optometry

Inflammation of the cornea, caused by an infection or inflammatory process. Symptoms include eye pain or discomfort, light sensitivity, foreign body sensation, grittiness and tearing.

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.