NCIt definition : Partial or complete opacity of the crystalline lens of one or both eyes that decreases
visual acuity and eventually results in blindness. Some cataracts appear in infancy
or in childhood, but most develop in older individuals. (Sternberg Diagnostic Surgical
Pathology, 3rd ed.);
Alternative definition : CTCAE: A disorder characterized by partial or complete opacity of the crystalline
lens of one or both eyes. This results in a decrease in visual acuity and eventual
blindness if untreated.; NICHD: Opacity of the crystalline lens.; NCI-GLOSS: A condition in which the lens of the eye becomes cloudy. Symptoms include
blurred, cloudy, or double vision; sensitivity to light; and difficulty seeing at
night. Without treatment, cataracts can cause blindness. There are many different
types and causes of cataracts. They may occur in people of all ages, but are most
common in the elderly.;
FDA table : Patient Code (Appendix B);
Codes from synonyms : 1766; CDR0000440102; E10350;