VITAMINPANCREASADENOCARCINOMAresectedcolourNIGHTNIGHTperceptionWRITECLINIC【正】Dear Sir,W e write to present a rare case of night blindness caused by vitamin A deficiency secondary to resected adenocarcinoma of the pancreas.To our knowledge this is the first reported case of this association.A 62 year...
Night blindness or nyctalopia is an eye disorder that affects the vision of an individual, causing occasional vision impairment problems. Although the term includes 'blindness', it does not mean that people with this condition could not see at night. People with nyctalopia often have difficulties ...
Vitamin A deficiency (VAD) or hypovitaminosis A is a lack of vitamin A in blood and tissues. It is common among children and women of reproductive age. Nyctalopia (night blindness) is one of the first signs of VAD.
Vitamin A deficiency is a leading cause of blindness in childhood in the developing countries. In developed countries xerophthalmia occurs mainly as secondary hypovitaminosis due to malabsorption in chronic alcoholism or intestinal disorders.A 24-year-old female patient complained of night blindness sinc...
The body can change beta-carotene into vitamin A, and too little beta-carotene can cause night blindness. However, a lot of research shows that night blindness is more likely to be connected with some other vision problems. 【小题1】Night blindness can be caused by ___. A. wearing incorr...
A. vitamin D B. vitamin A C. vitamin E D. vitamin C 相关知识点: 试题来源: 解析 [答案] B [解析] 细节理解题。根据第二段的Vitamin A in orange fruits and vegetables,liver and milk helps you see at night.可知维生素A对于夜盲症有效。反馈...
1. Night blindness can be caused by ___. A. wearin g incorrect glasses B. watching TV for long C. too little beta-carotene D. too much vitamin A 2. Watching TV for a long time may cause ___. A. night blindness B. easily affected eyes C. no eye trouble for some people D. ...
Night blindness during pregnancy caused by vitamin A deficiency is associated with an increased risk of morbidity and mortality among women. Because a history of maternal night blindness is simple and reliable to use, it is recommended as a population-based indicator of vitamin A deficiency. Further...
Noun1.night blindness- inability to see clearly in dim light; due to a deficiency of vitamin A or to a retinal disorder moon blindness,nyctalopia avitaminosis,hypovitaminosis- any of several diseases caused by deficiency of one or more vitamins ...
Lack of Vitamin A will lead to___. A. night blindness B. heart disease C. beriberi D. rickets 相关知识点: 试题来源: 解析 A 正确答案:A 解析:细节题。第二段的第二句“can not see well in darkness”我们可以得出正确答案。反馈 收藏 ...