Cataract
101nuclear cataract — noun a cataract that affects just the dense inner part of the lens …
102Poikiloderma atrophicans with cataract — Better known as the Rothmund Thomson syndrome, this is an hereditary disease characterized by progressive degeneration (atrophy), scarring and abnormal pigmentation of the skin together with stunting of growth, {{}}baldness, cataracts, depressed… …
103black cataract — a black or dark colored opacity in the lens, occurring as part of a senile nuclear sclerotic cataract …
104blue cataract — blue dot cataract 1. a small, round developmental opacity that appears white, brown, or blue; it is common in the periphery of the cortex and occasionally moves into the axial zone of the lens; it rarely affects vision. Called also cerulean c.,… …
105contusion cataract — a cataract due to shock or to injury of the eyeball …
106cortical cataract — 1. developmental punctate opacity, white or light blue in color, commonly found in the cortex of the lens; this is present in most lenses and there are multiple ones as a person ages, but they rarely affect vision. 2. the most common type of… …
107diabetic cataract — a rare, usually bilateral, opacity shaped like a snowflake, affecting the anterior and posterior cortices of young diabetics. Sometimes it can be reversed when the blood glucose is brought under control, but in most cases it progresses rapidly to …
108electric cataract — a cataract occurring after an electric shock, especially to the head. Anterior subcapsular cataracts may form and develop within days after a severe shock; slowly developing or stationary opacities may follow a shock not on the head …
109galactosemic cataract — a cataract commonly observed in infants with galactosemia. The opacities look like oil droplets, are bilateral, and are zonular or nuclear …
110heterochromic cataract — a secondary, posterior cortical cataract symptomatic of heterochromic cyclitis; failing vision is often the first symptom …
