THE EYES have it…
Aug 08, 2019
3 minutes
Blocked circulation
This is more common in older people.
The retinal artery can be blocked by blood clots (from the heart or neck carotid artery), hardening or inflammation of the arteries, blood conditions and drugs, such as the oral contraceptive pill. This produces sudden painless sight loss, sometimes with early warning symptoms. Immediate drugs or surgery may rescue your sight, and you’ll need treatment for the cause.
Retinal vein blockage is more common if you smoke, have raised eyeball pressure, blood pressure or cholesterol levels, or diabetes/blood-clotting problems.
Vision loss is painless
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