Retinal vessel occlusion

Alternative names:

retinal artery occlusion; retinal vein occlusion

Symptoms:

• sudden blurring or loss of vision in all or part of one eye

Signs and tests:

Tests to determine the integrity of the retina may include:

• visual acuity
• refraction test
• color defectiveness determination
• muscle integrity evaluation
• pupillary reflex response
• slit lamp examination
• intraocular pressure determination
• retinal examination
• ultrasound of the eye (head and eye echoencephalogram)
• retinal photography
• fluorescein angiography
• electroretinogram (a record of the action currents of the retina produced by visual or light stimuli)