Howstuffworks "Glaucoma"

Glaucoma results in increased pressure in the eye. This pressure can eventually damage the optic nerve resulting in impaired vision or blindness. Watch the animation to learn more.

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"Glaucoma." 30 April 2005. HowStuffWorks.com. <http://health.howstuffworks.com/adam-200055.htm> 12 May 2008.

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