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

Onchocerciasis

Health care; Optometry

Commonly called "river blindness," onchocerciasis is caused by a parasitic worm, which is spread in the human bloodstream through bites from blackflies and buffalo gnats found in parts of Africa, ...

Astigmatism

Health care; Optometry

Condition in which the cornea's curvature is asymmetrical (the eye is shaped like a football or egg instead of a baseball); light rays are focused at two points on the retina rather than one, ...

Surgery complication

Health care; Optometry

Complications from cataract surgery, LASIK or other eye surgeries can result in a variety of symptoms, including blurred vision, ptosis, foreign body sensation, halos around lights, light ...

Presbyopia

Health care; Optometry

Condition in which the ageing eye beginning at around age 40 is unable to focus at all distances, often noticed when print begins to blur. Additional symptoms include eye strain, headaches, and ...

Fluorescein

Health care; Optometry

Compound that becomes a bright, fluorescent yellow-green when in contact with alkaline substances. A fluorescein dye solution can help eye doctors see corneal lesions or conduct tests for eye ...

Condition characterised by a small pupil, ptosis and an abnormal lack of facial perspiration (all on the same side of the face); Horner's syndrome is caused by injury to the sympathetic nerves of the ...