cortical cataract


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Noun1.cortical cataract - a cataract that affects the lens cortex
cataract - an eye disease that involves the clouding or opacification of the natural lens of the eye
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Posterior sub-capsular, posterior polar and cortical cataract types were noted in 25(4.
7%) patients with immature cortical cataract with 6/60 visual acuity.
A strong relationship between UV radiation exposure and the eyelid cancers basal cell carcinoma and squamous cell carcinoma, photokeratitis, climatic droplet keratopathy, pterygium and cortical cataract development has been found, while the relationship between UV radiation and pinguecula, nuclear and posterior subcapsular cataract, ocular surface squamous neoplasia, ocular melanoma and age-related macular degeneration is limited.
Cortical cataract was the most common type found in 25 (50%) cases followed by posterior subcapsular cataract in 14 (28%) and total cataract in 11 (22%) cases.
For example, smoking is associated with increased risk of nuclear cataract, diabetes with cortical cataract, and steroid medications with posterior subcapsular cataract (PSC).
Cataract and type of cataract were graded from digital lens images using the Lens Opacity Classification System HI (LOCS ID), and cataract was classified from the grade in the worse eye of [greater than or equal to] 4 for nuclear cataract, [greater than or equal to] 3 for cortical cataract, and [greater than or equal to] 2 for posterior subcapsular cataract (PSC).
It followed 2,119 patients, up to age 84, over 15 years and found that the use of medications that increase sun sensitivity, combined with exposure to sunlight, appeared to be associated with the risk of a particular type of age-related cataract called a cortical cataract (common among diabetics), in which clouding occurs first on the outer edges of the lenses.
1994 "Population-based casecontrol study of cortical cataract in the Noto area, Japan".
A number of epidemiological studies showed an increased risk of nuclear or cortical cataract in people with low blood levels of vitamin E.
Model of risk of cortical cataract in the US population with exposure to increased ultraviolet radiation due to stratospheric ozone depletion.