Difference between revisions of "Team:Paris Bettencourt/jb"
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| − | < | + | <h1>Vitamine A deficiency</h1> |
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Vitamine A deficiency is common in poor countries but rarely observed in developed countries. | Vitamine A deficiency is common in poor countries but rarely observed in developed countries. | ||
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| + | <h2>Cause</h2> | ||
Common symptoms of VAD are visual loss (night blindness and xerophtalmia), impaired immune function, cancer and birth defects. | Common symptoms of VAD are visual loss (night blindness and xerophtalmia), impaired immune function, cancer and birth defects. | ||
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| + | <h2>Symptoms</h2> | ||
It is caused by insufficient consumption of vitamin A and iron deprivation. | It is caused by insufficient consumption of vitamin A and iron deprivation. | ||
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| − | between 250,000 and 500,000 are going blind each year because of a vitamin A | + | <h2>Prevalence</h2> |
| + | between 250,000 and 500,000 children are estimated going blind each year because of a vitamin A deficiency every year. | ||
It increases maternal mortality and decrease the efficiency of lactation. | It increases maternal mortality and decrease the efficiency of lactation. | ||
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| + | <h2>Fortification attempt</h2> | ||
VAD is also increasing the severity and the susceptibility to infections | VAD is also increasing the severity and the susceptibility to infections | ||
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according to the WHO report " Global prevalence of vitamin A deficiency in populations at risk" | according to the WHO report " Global prevalence of vitamin A deficiency in populations at risk" | ||
| − | + | <h2>Link with our project</h2> | |
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</html> | </html> | ||
Revision as of 14:38, 31 July 2015
Vitamine A deficiency
Vitamine A deficiency is common in poor countries but rarely observed in developed countries.
Cause
Common symptoms of VAD are visual loss (night blindness and xerophtalmia), impaired immune function, cancer and birth defects.Symptoms
It is caused by insufficient consumption of vitamin A and iron deprivation.Prevalence
between 250,000 and 500,000 children are estimated going blind each year because of a vitamin A deficiency every year. It increases maternal mortality and decrease the efficiency of lactation.Fortification attempt
VAD is also increasing the severity and the susceptibility to infectionsaccording to the WHO report " Global prevalence of vitamin A deficiency in populations at risk"