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

Standard chart with letters, numbers, or symbols printed in rows of decreasing size used by eye care professionals in distance visual acuity testing. The chart was invented by Dutch ophthalmologist ...

Foreign body

Health care; Optometry

Something in or on the eye that doesn't belong there. Symptoms include foreign body sensation, eye pain or discomfort, a red or pink eye, tearing, frequent blinking, blurred vision, discharge, light ...

Amaurosis fugax

Health care; Optometry

Sudden and usually temporary vision loss caused by an "eye stroke. " When a clot or blockage disrupts blood flow to the eye, symptoms can include curtain-like darkness, usually in just one eye.

Radial Keratotomy (RK)

Health care; Optometry

Surgical procedure where cuts are made in the cornea in a radial pattern, to flatten the cornea and correct myopia. However, RK now is virtually obsolete as a corrective eye procedure.

Refractive surgery

Health care; Optometry

Surgery that corrects visual acuity, with the objective of reducing or eliminating the need for glasses and contacts. Includes radial keratotomy, PRK, LASIK, and corneal implants.

Photokeratitis

Health care; Optometry

Sunburn of the cornea; symptoms include discomfort, blurred vision, and light sensitivity. The temporary vision loss that can result is called "snow blindness. "