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It was once believed that measuring the eye's intraocular pressure (IOP) was enough to diagnose glaucoma. However, recent studies show that just measuring eye pressure is not a reliable way to detect glaucoma.
Eye pressure can go up and down during the day or in a month. Also, some people's optic nerves are not damaged by high pressure while others' optic nerves are damaged by relatively low pressure.
To be safe and accurate, five factors should be checked when making a glaucoma diagnosis:
Last reviewed on October 29, 2017