If you are experiencing a medical emergency please dial 911 immediately
Vision changes that occur gradually over time or that seem to come and go are usually less serious than changes that occur suddenly and persist. Sudden changes that happen in only one eye are usually the most serious. Any sudden loss of vision lasting for more than a few seconds is a serious symptom that requires emergency medical treatment.
Gradual vision changes may include:
These symptoms have a variety of causes, including:
Some of the common vision problems that occur in older adults include:
Last Revised: June 11, 2013
Author: Healthwise Staff
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