FAQs
What causes sudden loss of vision in one eye?
Common causes include central retinal artery occlusion (eye stroke), retinal detachment, acute angle-closure glaucoma, amaurosis fugax, optic neuritis, trauma (hyphema), and diabetic retinal blockages.
Is sudden loss of vision in one eye an emergency?
Yes, it is a medical emergency. Immediate evaluation and treatment within hours can preserve vision and prevent permanent blindness.
What symptoms indicate the need to seek emergency care immediately?
Sight loss that comes on suddenly without pain, total blindness, flashes or curtain effects, or painful vision loss with a red eye require urgent emergency services.
How do doctors diagnose sudden vision loss in one eye?
Doctors perform pupil dilation, fundus examination, optical coherence tomography, fluorescein angiography, and sometimes brain imaging and blood tests to determine the cause.
Can sudden loss of vision in one eye be treated?
Treatment depends on the cause but may include eye surgery, clot-dissolving therapy, pressure-lowering medications, laser procedures, or steroids, with faster treatment improving outcomes.
