Eye diseases
Eye diseases
Eye diseases (/aɪ dɪˈziːz/) are disorders or conditions that affect the eye's structure, function, or both. They can be caused by a variety of factors, including genetics, aging, injury, and certain health conditions.
Etymology
The term "eye disease" is derived from the Old English "ēage" meaning "eye" and the Middle English "disease" meaning "lack of ease; trouble, sorrow; inconvenience, damage; sickness, illness; plague, pestilence."
Types of Eye Diseases
There are many types of eye diseases. Some of the most common include:
- Cataract: A condition where the lens of the eye becomes progressively opaque, resulting in blurred vision.
- Glaucoma: A group of eye conditions that damage the optic nerve, often caused by abnormally high pressure in your eye.
- Macular Degeneration: An eye disease that blurs the sharp, central vision needed for "straight-ahead" activities such as reading, sewing, and driving.
- Diabetic Retinopathy: A diabetes complication that affects eyes, caused by damage to the blood vessels of the light-sensitive tissue at the back of the eye (retina).
- Conjunctivitis: Also known as pink eye, it is an inflammation or infection of the outer membrane of the eyeball and the inner eyelid.
Related Terms
- Optometry: The practice or profession of examining the eyes for visual defects and prescribing corrective lenses.
- Ophthalmology: The branch of medicine that deals with the diagnosis and treatment of disorders and diseases of the eye.
- Retina: The light-sensitive layer of tissue at the back of the inner eye.
- Cornea: The transparent layer forming the front of the eye.
- Iris: The colored part of the eye that controls the amount of light that enters the eye.
External links
- Medical encyclopedia article on Eye diseases
- Wikipedia's article - Eye diseases
This WikiMD article is a stub. You can help make it a full article.
Languages: - East Asian
中文,
日本,
한국어,
South Asian
हिन्दी,
Urdu,
বাংলা,
తెలుగు,
தமிழ்,
ಕನ್ನಡ,
Southeast Asian
Indonesian,
Vietnamese,
Thai,
မြန်မာဘာသာ,
European
español,
Deutsch,
français,
русский,
português do Brasil,
Italian,
polski