- cataract lens
- a powerful lens for glasses to be used after cataract operation.
Medical dictionary. 2011.
cataract lens
Look at other dictionaries:
Cataract surgery — Intervention Cataract in Human Eye Magnified view seen on examination with a slit lamp ICD 9 CM … Wikipedia
Cataract (disambiguation) — Cataract may refer to: *Cataract, an opacity in the lens of the eye *Cataract (band), a European metalcore band from Switzerland signed to the Metal Blade Records *Cataract, a type of waterfall *The Shawinigan Cataractes, a QMJHL team * Cataract … Wikipedia
cataract — [kat′ə rakt΄] n. [ME cataracte, floodgate (of heaven), cataract (of the eye) < L cataracta, a waterfall, portcullis < Gr katarhaktēs < katarhassein, to dash down < kata , down + rhassein, to strike or ? arassein, to smite] 1. a large… … English World dictionary
Cataract — Cat a*ract, n. [L. cataracta, catarracles, a waterfall, Gr. ?, ?, fr. ? to break down; in the passive, to fall or rush down (of tumors) to burst; kata down + ? to break.] 1. A great fall of water over a precipice; a large waterfall. [1913… … The Collaborative International Dictionary of English
cataract — ► NOUN 1) a large waterfall. 2) a medical condition in which the lens of the eye becomes progressively opaque, resulting in blurred vision. ORIGIN Latin cataracta waterfall, floodgate , also portcullis (sense 2 probably being a figurative use of… … English terms dictionary
Cataract — For other uses, see Cataract (disambiguation). Cataract Classification and external resources Magnified view of cataract in human eye, seen on examination with a slit lamp using diffuse illumination … Wikipedia
Cataract — A clouding of the lens of the eye. The normally clear aspirin sized lens of the eye starts to become cloudy. The result is much like smearing grease over the lens of a camera. It impairs normal vision. There are many causes of cataracts including … Medical dictionary
cataract — n. any opacity in the lens of the eye that results in blurred vision. Cataracts may be congenital or acquired. The latter may be due to metabolic disease (such as diabetes), direct or indirect injury to the lens, or prolonged exposure of the eye… … The new mediacal dictionary
cataract — cataractal, cataractous, adj. cataracted, adj. /kat euh rakt /, n. 1. a descent of water over a steep surface; a waterfall, esp. one of considerable size. 2. any furious rush or downpour of water; deluge. 3. Ophthalm. a. an abnormality of the eye … Universalium
Lens, intraocular — The clouded (cataractous) lens is best removed in its entirety by surgery and replaced with an intraocular lens (IOL) made of plastic, an operation that takes about an hour and usually does not need hospitalization. Cataract surgery was first… … Medical dictionary
