Retinal vein occlusion (RVO) is a condition in which a vein in the retina becomes blocked, leading to impaired blood flow. This can cause bleeding, swelling, and reduced vision in the affected eye.
RVO is usually caused by blockage of a retinal vein due to blood clot formation. Common risk factors include:
Symptoms may include:
Some patients may have mild symptoms initially, depending on the severity.
RVO is diagnosed through a detailed eye examination. Tests may include:
Treatment aims to reduce complications and improve vision. Options include:
While not all cases can be prevented, risk can be reduced by:
