| 单词 | cataract |
| 释义 | cataract (kætərækt ) Word forms: cataracts 1. countable noun [usually plural, NOUN noun] Cataracts are layers over a person's eyes that prevent them from seeing properly. Cataracts usually develop because of old age or illness. Ultraviolet rays increase the incidence of cataracts. Age is not a factor in cataract surgery. 2. countable noun A cataract is a large waterfall. [literary] Collocations: cataract operation His officials initially denied that his travel was for medical reasons, but last week they admitted that he had had a cataract operation. Times, Sunday Times There are plenty more out there who need the cataract operation. Times, Sunday Times During the long wait for a cataract operation he relied on her eye to tell him when his colours were out. Times, Sunday Times He went through a new cataract operation in 1999, this time without medical complications. Retrieved from Wikipedia CC BY-SA 3.0 They said that the money wasted could pay for 38,838 hip replacements, 310,706 cataract operations or 5,349 nurses for a year. Times, Sunday Times A record 4.2million patients are on waiting lists for procedures such as hip replacements and cataract removal - up 56 per cent in four years. The Sun This represents about 1.1 per cent of hospital admissions, including day cases such as hernia repair and cataract removal, but not operations that were cancelled for medical reasons. Times, Sunday Times Patients may experience more pain, a longer recovery period, and less improvement in visual acuity than a patient with an uncomplicated cataract removal. Retrieved from Wikipedia CC BY-SA 3.0 Today, in expert hands, cataract surgery can be done in less than 30 minutes under local (eye drops) as a day case. Times, Sunday Times (2013) One of its main products was replacement lenses used in cataract surgery. Times, Sunday Times (2013) The trial has heard he recently had a heart operation and cataract surgery. The Sun (2014) With cataract surgery performing soon after diagnosing primary angle closure glaucoma we can prevent chronical disease. 2005, 'Management of primary angle closure glaucoma with cataract extraction', Zdravniški Vestnik To report a case of anterior sclera staphyloma and vitreous hemorrhage occurring over 38 years after bilateral cataract surgery. 2011, 'Combined Anterior Sclera Staphylectomy and Vitrectomy with Anterior Sclera Staphyloma and Vitreous Hemorrhage Occurring 38 Years after Cataract Surgery', Case Reports in Ophthalmological Medicine Carrotsnot only make you see in the dark but now researchers say they can reduce the risk of cataracts. Times, Sunday Times Contains beta carotene, which may reduce the risk of cataracts in later life. The Sun Studies have shown that long-term exposure to lead doubles the risk of cataracts. The Sun Short-sightedness has soared globally and severe cases raise the risk of cataracts and glaucoma. The Sun Are you at risk of cataracts? Times, Sunday Times Translations: Chinese: 大瀑布, 白内障 Japanese: 大きな滝 waterfall, 白内障 eye |
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