angle-closure glaucoma

When is Blurred Vision a Medical Emergency?

by Russ Lazarus May 18, 2021

A problem with any part of the eye, such as the retina, optic nerve or cornea, can suddenly cause blurred vision. Slowly progressive blurred vision is usually caused by long-term medical conditions. Sudden blurring is most often caused by a single event. Some instances of sudden blurred vision are medical emergencies that must be treated as soon as possible to prevent permanent damage and vision loss.

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